<10=less than 10 LD from Earth

EBN Timeline for March 2017

<SI=inside Earth SOI (sphere of influence)
M<1=less than 1 LD from the Moon
E<1=less than 1 LD from Earth (intruder)
LD = lunar distance (average Earth-Moon distance)
31 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
18232017 FV enters 10-LD bubble1910022492017 FV first observed by radar, from Arecibo at 9.76 LD inbound, V=18.89 calculated
18022017 FW128 enters 10-LD bubble181001640discovery MPEC issued for 2017 FQ127
14322017 FQ127 enters 10-LD bubble171001636discovery MPEC issued for 2017 FP127
11412017 GK6 enters 10-LD bubble161001043distant 2011 PU1 last observed optically, by Tholen 2.24m at 71.66 LD, G=23.2 reported
05142017 FJ101 exits Earth SOI151001027distant 2011 PU1 observed first, by Tholen 2.24m at 71.68 LD, G=23.3 reported, elon. 153.5°
08592017 FP128 closest Earth approach = 8.18 LD
08362017 FL101 last observed optically, by Steward Mt. Lemmon Sta. at 30.79 LD outbound, V=21.2 reported
08232017 FR63 last observed optically, by PS1 at 16.82 LD outbound, w=21.2 reported
07412017 FP127 last observed optically, by Tenagra II Obs. at 11.24 LD outbound, R=21.2 reported
06572017 FW128 designation credited to MLS at 10.56 LD inbound, V=19.9 reported, elon. 162.1°
30 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
17322017 GX6 enters 10-LD bubble1520022162017 FR91 last observed by radar, from Arecibo at 4.22 LD outbound, V=21.00 calculated
12532017 FJ101 exits Earth-Moon system1420015102017 FJ101 closest lunar approach = 1.16 LD
12012017 FY101 exits Earth SOI1420113352015 TC25 observed first, by Tholen 2.24m at 8.18 LD outbound, G=22.1 reported, elon. 143.2°
11112017 FT102 enters Earth SOI143011054discovery MPEC issued for 2017 FU102
06382017 GW4 enters 10-LD bubble142011050discovery MPEC issued for 2017 FT102
02462017 FJ101 enters Earth-Moon system132011046discovery MPEC issued for 2017 FS102
00162017 FK3 exits 10-LD bubble1320009562017 FJ101 last observed optically, by Tenagra II Obs. at 0.87 LD outbound, R=16.9 reported, elon. 95.5°
08592017 FF128 last observed optically, by Spacewatch 1.8m at 37.53 LD inbound, R=21.4 reported
08492017 FT101 last observed optically, by MLS at 17.02 LD outbound, V=19.5 reported
07522017 FP128 designation credited to CSS at 8.42 LD inbound, V=17.6 reported, elon. 126.5°
07502017 FJ101 closest Earth approach = 0.85 LD
03212017 FR91 last observed optically, by Tenagra II Obs. at 3.59 LD outbound, R=18.7 reported, elon. 97.9°
0257distant 2014 HQ124 last observed optically, by Spacewatch 1.8m at 271.60 LD, V=20.55 calculated, elon. 59.6°
0245distant 2014 HQ124 observed first, by Spacewatch 1.8m at 271.60 LD, V=20.55 calculated, elon. 59.6°
00342017 FY101 closest lunar approach = 1.57 LD
29 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
22312017 FP127 exits 10-LD bubble1420022342017 FR91 first observed by radar, from Arecibo at 3.54 LD outbound, V=19.34 calculated
20122017 FS91 exits 10-LD bubble1520020102017 FR91 closest Earth approach = 3.54 LD
10262017 FJ101 enters Earth SOI1620016502017 FY101 closest Earth approach = 1.35 LD - Note: JPL reports an approach to 1.35 LD (1.34 minimum) .
07122017 FA159 exits 10-LD bubble1610016002017 FY101 last observed optically, by Mt. John Obs. at 1.35 LD inbound, R=17.2 reported, elon. 89.5°
06502017 FL63 exits 10-LD bubble1710014282017 FU101 last observed optically, by Mt. John Obs. at 10.66 LD outbound, R=20.6 reported
06392017 FX90 enters 10-LD bubble181001205discovery MPEC issued for 2017 FB102
01342017 FZ2 exits 10-LD bubble171001205discovery MPEC issued for 2017 FT101
11232017 GG8 closest Earth approach = 3.68 LD
10082017 FQ127 designation credited to MLS at 16.93 LD inbound, V=20.7 reported, elon. 145.8°
10002017 FB157 designation credited to MLS at 10.31 LD outbound, V=21.3 reported, elon. 149.5°
09022017 FA3 last observed optically, by Tholen 2.24m at 34.08 LD outbound, G=24.1 reported
07302017 FP127 designation credited to MLS at 9.47 LD outbound, V=21.5 reported, elon. 161.0°
07302017 FU102 designation credited to MLS at 7.51 LD inbound, V=21.1 reported, elon. 159.6°
07052017 FF128 designation credited to PS1 at 40.33 LD inbound, w=21.9 reported, elon. 146.7°
06552017 FS90 last observed optically, by Steward Mt. Lemmon Sta. at 25.49 LD outbound, V=22.0 reported
06352017 FT102 designation credited to MLS at 2.95 LD inbound, V=19.7 reported, elon. 157.9°
06342017 FU102 observed first, by Steward Mt. Lemmon Sta. at 7.57 LD inbound, V=21.1 reported, elon. 159.6°
0326discovery MPEC issued for 2017 FY101
0323discovery MPEC issued for 2017 FX101
0313discovery MPEC issued for 2017 FU101
0249discovery MPEC issued for 2017 FO101
0235discovery MPEC issued for 2017 FM101
0232discovery MPEC issued for 2017 FL101
0226discovery MPEC issued for 2017 FJ101
28 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
21402017 FY101 enters Earth SOI1810011051998 SL36 last observed optically, by ISON-SSO at 40.32 LD outbound, R=17.1 reported
19502017 FU101 exits 10-LD bubble1800007142017 FS102 designation credited to PS1 at 18.99 LD inbound, w=21.4 reported, elon. 150.7°
18512017 GH4 exits 10-LD bubble19000
17462017 FB157 exits 10-LD bubble20000
07432017 FP128 enters 10-LD bubble21000
27 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
19342017 GN6 enters 10-LD bubble2000020482017 FK3 closest Earth approach = 9.04 LD - Note: JPL reports an approach to 9.05 LD (9.00 minimum) .
19142017 FU102 enters 10-LD bubble190001532discovery MPEC issued for 2017 FS91
03432017 FL101 exits 10-LD bubble180001528discovery MPEC issued for 2017 FR91
13132017 FB102 designation credited to PS1 at 14.03 LD outbound, w=20.8 reported, elon. 155.4°
1205discovery MPEC issued for 2017 FW90
1205discovery MPEC issued for 2017 FU90
1205discovery MPEC issued for 2017 FS90
09352017 FY101 designation credited to MLS at 5.90 LD inbound, V=19.21 calculated, elon. 157.1°
09042017 FX101 designation credited to MLS at 23.33 LD inbound, V=20.3 reported, elon. 154.3°
07542017 DA38 last observed optically, by Holmes/CTIO at 48.92 LD outbound, V=22.3 reported
07432017 FU101 designation credited to MLS at 8.96 LD outbound, V=19.8 reported, elon. 163.6°
07112017 FT101 designation credited to MLS at 10.67 LD outbound, V=19.3 reported, elon. 163.4°
03212017 FF3 closest Earth approach = 5.75 LD - Note: JPL reports an approach to 5.75 LD (5.74 minimum) .
0311discovery MPEC issued for 2017 FX90
00132017 GH4 closest Earth approach = 8.31 LD
26 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
19452017 FO101 exits 10-LD bubble1900023102017 FL63 closest Earth approach = 4.19 LD
16412017 FT101 exits 10-LD bubble2000014522015 TC25 closest Earth approach = 7.63 LD
09082017 FJ101 enters 10-LD bubble2100011142017 FK3 last observed optically, by Tenagra II Obs. at 9.46 LD inbound, R=19.6 reported
08322017 FJ exits 10-LD bubble2000011092017 FO101 designation credited to CSS at 9.36 LD outbound, V=19.1 reported, elon. 129.7°
10572017 FS91 designation credited to MLS at 5.23 LD outbound, V=18.3 reported, elon. 137.4°
08262017 FM101 designation credited to MLS at 20.46 LD inbound, V=20.9 reported, elon. 172.6°
08212017 FL101 designation credited to CSS at 6.07 LD outbound, V=17.1 reported, elon. 169.8°
07082017 FR91 designation credited to CSS at 8.33 LD inbound, V=19.1 reported, elon. 176.1°
25 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
18472017 GG8 enters 10-LD bubble2100018052017 FT101 closest Earth approach = 9.58 LD
17382017 FY101 enters 10-LD bubble2000011192017 FJ101 designation credited to PS1 at 12.30 LD inbound, w=21.4 reported, elon. 160.8°
17332017 FK3 enters 10-LD bubble1900010082017 HB1 observed first, by PS1 at 51.46 LD inbound, w=22.8 reported, elon. 165.9°
13332017 FL101 exits Earth SOI1800008182017 FX90 designation credited to Steward Mt. Lemmon Sta. at 20.66 LD inbound, V=21.2 reported, elon. 147.8°
10442017 FR91 enters 10-LD bubble1810008162017 FW90 designation credited to MLS at 4.33 LD outbound, V=19.2 reported, elon. 146.0°
07422017 FM1 exits 10-LD bubble1710007582017 FL63 last observed optically, by Mt. John Obs. at 7.64 LD inbound, R=19.2 reported
06142017 FX158 exits 10-LD bubble1810006522017 FU90 designation credited to MLS at 10.67 LD outbound, V=18.0 reported, elon. 170.0°
05572017 FB102 exits 10-LD bubble1910005372017 FS90 designation credited to MLS at 16.97 LD outbound, V=20.4 reported, elon. 165.7°
05332017 GH4 enters 10-LD bubble2010004182017 FF3 last observed optically, by Steward Mt. Lemmon Sta. at 5.88 LD inbound, V=20.0 reported
00552017 FU90 exits 10-LD bubble1910003252017 FL101 closest Earth approach = 1.20 LD
00142017 FL101 closest lunar approach = 1.89 LD
24 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23002017 FK exits 10-LD bubble201002106discovery MPEC issued for 2017 FC65
19272017 FT101 enters 10-LD bubble211002042discovery MPEC issued for 2017 FU64
18132017 FZ2 exits Earth SOI201002011discovery MPEC issued for 2017 FL64
17172017 FL101 enters Earth SOI2020016352017 FU101 closest Earth approach = 8.18 LD
15292017 FL63 enters 10-LD bubble2010010202017 FS91 closest Earth approach = 3.94 LD
08202017 FC65 last observed optically, by Tenagra II Obs. at 23.76 LD outbound, R=20.2 reported
06582017 FZ2 last observed optically, by Tholen 2.24m at 1.89 LD outbound, G=18.5 reported, elon. 68.5°
06382017 FZ2 closest lunar approach = 2.49 LD
23 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
09562017 FR63 exits 10-LD bubble1910020412017 FZ2 closest Earth approach = 1.70 LD
08302017 FN1 exits 10-LD bubble201001713discovery MPEC issued for 2017 FQ63
03072017 FL101 enters 10-LD bubble211001705discovery MPEC issued for 2017 FR63
1647discovery MPEC issued for 2017 FL63
08312017 FA159 closest Earth approach = 3.89 LD - Note: JPL reports an approach to 3.89 LD (0.39 minimum) with an uncertainty of +/- 12 hours and 24 minutes.
07132017 FU90 closest Earth approach = 7.38 LD
22 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23082017 FZ2 enters Earth SOI2010020582017 FJ3 closest Earth approach = 2.57 LD
07352017 EG3 exits 10-LD bubble2000016422017 FW90 closest Earth approach = 3.52 LD
06452017 FJ exits Earth SOI210001551discovery MPEC issued for 2017 FK3
1536discovery MPEC issued for 2017 FF3
1532discovery MPEC issued for 2017 FJ3
1528discovery MPEC issued for 2017 FD3
1508discovery MPEC issued for 2017 FB3
1504discovery MPEC issued for 2017 FA3
1500discovery MPEC issued for 2017 FZ2
1500discovery MPEC issued for 2017 FZ2
1453discovery MPEC issued for 2017 FW2
1449discovery MPEC issued for 2017 FU2
14152017 FP127 closest Earth approach = 6.13 LD
1412discovery MPEC issued for 2017 FM2
11482017 FX158 last observed optically, by Tenagra II Obs. at 4.69 LD outbound, R=20.6 reported
11342017 FJ3 last observed optically, by Tenagra II Obs. at 2.58 LD inbound, R=19.6 reported
09402017 FC65 designation credited to MLS at 13.05 LD outbound, V=19.2 reported, elon. 153.4°
06282017 FW2 last observed optically, by Spacewatch 0.9m at 17.30 LD outbound, R=19.6 reported
05232017 FR63 designation credited to MLS at 9.54 LD outbound, V=19.7 reported, elon. 122.7°
21 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23342017 FM1 exits Earth SOI2110023162017 FO101 closest Earth approach = 3.61 LD
19132017 FC65 exits 10-LD bubble2120021462017 FJ closest lunar approach = 1.56 LD
13252017 FU90 enters 10-LD bubble2220015012017 FJ closest Earth approach = 1.98 LD
11522017 FD3 exits 10-LD bubble2120014452017 FC65 observed first, by PS1 at 9.12 LD outbound, i=18.6 reported, elon. 142.3°
11162017 FN1 exits Earth SOI2220013132017 FU2 last observed optically, by Mt. John Obs. at 11.20 LD outbound, R=19.8 reported
10022017 FS90 exits 10-LD bubble2230011312017 FJ last observed optically, by Tenagra II Obs. at 2.01 LD inbound, R=17.9 reported
09122017 FS exits 10-LD bubble2330010422017 FQ63 designation credited to PS1 at 10.11 LD outbound, w=18.2 reported, elon. 151.3°
08422017 FQ63 exits 10-LD bubble2430009282017 FW158 last observed optically, by Spacewatch 1.8m at 13.03 LD outbound, V=21.86 calculated
08282017 FM1 exits Earth-Moon system2530009032017 FX158 designation credited to MLS at 2.58 LD outbound, V=19.4 reported, elon. 146.1°
06442017 FX158 exits Earth SOI2530108252017 FU64 designation credited to PS1 at 72.49 LD inbound, w=20.9 reported, elon. 163.8°
06032017 FK exits Earth SOI2540107412017 FW last observed optically, by Tenagra II Obs. at 20.81 LD outbound, R=21.0 reported
02512017 FN1 exits Earth-Moon system2550107062017 FF128 observed first, by PS1 at 61.84 LD inbound, w=23.3 reported, elon. 155.5°
01152017 FA3 exits 10-LD bubble2550205562017 FL63 designation credited to MLS at 22.81 LD inbound, V=21.5 reported, elon. 154.6°
04112017 FB102 closest Earth approach = 5.80 LD
0226discovery MPEC issued for 2017 FN1
0223discovery MPEC issued for 2017 FM1
00502017 FM1 closest lunar approach = 1.16 LD
20 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23182017 FJ enters Earth SOI2650222372017 FM1 closest Earth approach = 0.33 LD
15322017 FU2 exits 10-LD bubble2640221022017 FN1 closest lunar approach = 1.17 LD
15102017 FN1 enters Earth-Moon system2740221012017 FN1 closest Earth approach = 0.16 LD
12472017 FM1 enters Earth-Moon system2740120292017 FM1 last observed optically, by Great Shefford Obs. at 0.39 LD inbound, G=15.7 reported
12142017 FW158 exits 10-LD bubble2740019532017 FN1 last observed optically, by Great Shefford Obs. at 0.25 LD inbound, G=16.3 reported
12032017 FU101 enters 10-LD bubble2840013292017 FK closest lunar approach = 1.89 LD
10592017 FX158 exits Earth-Moon system2740013102017 FR63 closest Earth approach = 9.30 LD
06452017 FN1 enters Earth SOI274011204discovery MPEC issued for 2017 ED23
1204discovery MPEC issued for 2017 EA23
1204discovery MPEC issued for 2017 DY119
1204discovery MPEC issued for 2017 DX119
11592017 FK closest Earth approach = 1.74 LD
09422017 FX158 closest lunar approach = 1.50 LD
08452017 FC65 closest Earth approach = 5.55 LD
08322017 FN1 designation credited to MLS at 2.11 LD inbound, V=19.1 reported, elon. 174.8°
08082017 FW128 observed first, by PS1 at 25.72 LD inbound, w=22.6 reported, elon. 171.6°
07542017 FK3 designation credited to MLS at 17.68 LD inbound, V=20.0 reported, elon. 160.2°
07482017 FJ3 designation credited to MLS at 2.86 LD inbound, V=20.6 reported, elon. 159.0°
07122017 FM1 designation credited to CSS at 1.51 LD inbound, V=19.1 reported, elon. 155.3°
05112017 FK last observed optically, by RMS Obs. at 1.85 LD inbound, V=17.4 reported
04592017 FF3 designation credited to MLS at 7.27 LD inbound, V=19.3 reported, elon. 129.4°
02152017 FX158 closest Earth approach = 0.71 LD
00552017 EZ2 last observed optically, by Holmes/CTIO at 26.80 LD outbound, V=21.6 reported, elon. 96.3°
19 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
21402017 FM1 enters Earth SOI273011421discovery MPEC issued for 2017 FS
18122017 FW2 exits 10-LD bubble272011414discovery MPEC issued for 2017 FW
17552017 FK enters Earth SOI282011414discovery MPEC issued for 2017 FW
17302017 FX158 enters Earth-Moon system281011410discovery MPEC issued for 2017 FV
16212017 FS exits Earth SOI281001403discovery MPEC issued for 2017 FR
08412017 FS exits Earth-Moon system282001403discovery MPEC issued for 2017 FR
04522017 FL64 exits 10-LD bubble2820110322017 FD3 designation credited to CSS at 4.74 LD outbound, V=19.2 reported, elon. 157.8°
09322017 FW158 designation credited to MLS at 6.20 LD outbound, V=20.7 reported, elon. 162.0°
0813distant 2017 FB3 designation credited to MLS at 27.57 LD, V=20.9 reported, elon. 165.7°
08132017 FA3 designation credited to MLS at 5.23 LD outbound, V=19.40 calculated, elon. 170.6°
08132017 FZ2 designation credited to MLS at 8.73 LD inbound, V=19.2 reported, elon. 169.9°
07522017 FW2 designation credited to CSS at 8.86 LD outbound, V=18.1 reported, elon. 161.9°
06292017 FU2 designation credited to MLS at 8.47 LD outbound, V=20.3 reported, elon. 164.0°
03322017 FS closest Earth approach = 0.28 LD
02142017 FS closest lunar approach = 1.17 LD
18 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23572017 FS91 enters 10-LD bubble2920121452017 FS last observed optically, by Schiaparelli Obs. at 1.12 LD inbound, V=17.11 calculated
22242017 FS enters Earth-Moon system282011516discovery MPEC issued for 2017 FK
22182017 FC65 enters 10-LD bubble282001513discovery MPEC issued for 2017 FJ
21452017 FX158 enters Earth SOI2720010082017 FA159 last observed optically, by MLS at 8.62 LD inbound, V=21.24 calculated
21032017 EE4 exits 10-LD bubble2710008192017 FL64 designation credited to PS1 at 9.51 LD outbound, w=21.4 reported, elon. 154.2°
15552017 FZ2 enters 10-LD bubble281000652distant 2001 FE90 last observed optically, by PS1 at 294.31 LD, w=21.8 reported
14442017 FS enters Earth SOI2710006132017 FA159 designation credited to MLS at 8.85 LD inbound, V=21.5 reported, elon. 162.2°
12282017 FD3 exits Earth SOI2700005252017 FW designation credited to MLS at 11.38 LD outbound, V=19.6 reported, elon. 159.9°
09322017 FN1 enters 10-LD bubble2710004472017 FS90 closest Earth approach = 7.13 LD
06502017 FW158 exits Earth SOI26100
05151998 SL36 exits 10-LD bubble26200
04562017 FA3 exits Earth SOI27200
01382017 FD3 more than one LD from Moon27300
01352017 FW158 more than one LD from Moon27310
17 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
22412017 FD3 exits Earth-Moon system2732022062017 FD3 closest lunar approach = 0.92 LD
20462017 FW158 exits Earth-Moon system2732119272017 FW158 closest lunar approach = 0.40 LD
18352017 FD3 within one LD of Moon2732218572017 FQ63 closest Earth approach = 7.36 LD
17532017 FW exits 10-LD bubble2731218222017 FA3 closest lunar approach = 1.59 LD
15512017 FR63 enters 10-LD bubble2831214502017 FA3 closest Earth approach = 1.72 LD
15392015 TC25 enters 10-LD bubble2731214272017 FD3 closest Earth approach = 0.47 LD
13212017 FW158 within one LD of Moon2631214082017 FW158 closest Earth approach = 0.32 LD
10532017 FA159 enters 10-LD bubble2630211151998 SL36 observed first, by Foglia/iTelObs-SSO at 8.87 LD outbound, R=16.0 reported, elon. 64.9°
07312017 FW158 enters Earth-Moon system2530210562017 EG3 closest Earth approach = 4.38 LD
06132017 FD3 enters Earth-Moon system2530108042017 EF4 last observed optically, by Nault/Apache Point at 20.00 LD outbound, R=21.7 reported
03232017 FO101 enters 10-LD bubble2530007152017 EL4 last observed optically, by Nault/Apache Point at 47.70 LD outbound, R=20.5 reported
01512017 FB102 enters 10-LD bubble2430006212017 FV designation credited to MLS at 52.21 LD inbound, V=19.6 reported, elon. 172.1°
00552017 EK exits 10-LD bubble2330005372017 FS designation credited to MLS at 8.56 LD inbound, V=21.2 reported, elon. 176.7°
00452017 FA3 enters Earth SOI2430005362017 FR designation credited to MLS at 18.53 LD outbound, V=19.2 reported, elon. 174.5°
05352017 FK designation credited to MLS at 7.42 LD inbound, V=19.2 reported, elon. 174.7°
05072017 FJ designation credited to MLS at 9.38 LD inbound, V=20.6 reported, elon. 166.1°
16 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
21522017 FS enters 10-LD bubble2420023542017 FW2 closest Earth approach = 5.00 LD
21522017 FJ enters 10-LD bubble2320020472017 FU2 closest Earth approach = 7.26 LD
21272017 FW158 enters Earth SOI2220013291998 SL36 closest Earth approach = 8.34 LD
16262017 FD3 enters Earth SOI2210011432017 FM2 designation credited to PS1 at 10.57 LD outbound, i=19.6 reported, elon. 124.6°
13532017 DA36 exits 10-LD bubble2200006302017 EE4 closest Earth approach = 7.04 LD
13352017 FM1 enters 10-LD bubble2300006122017 CF32 last observed optically, by ARO Westfield at 33.56 LD outbound, V=22.3 reported
01052017 FK enters 10-LD bubble2200002492017 EK last observed optically, by Schiaparelli Obs. at 7.84 LD outbound, G=19.2 reported, elon. 83.1°
02232017 EE4 last observed optically, by Schiaparelli Obs. at 7.06 LD inbound, V=19.13 calculated, elon. 94.7°
15 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
10492017 FM2 exits 10-LD bubble2100005182017 FB157 closest Earth approach = 6.31 LD - Note: JPL reports an approach to 6.31 LD (6.24 minimum) with an uncertainty of +/- 17 minutes.
03292017 EE3 exits 10-LD bubble22000
02212017 FP127 enters 10-LD bubble23000
14 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23352017 FT102 enters 10-LD bubble2200021562017 FW closest Earth approach = 4.44 LD
23152017 FS90 enters 10-LD bubble21000
22162017 FX158 enters 10-LD bubble20000
21491998 SL36 enters 10-LD bubble19000
16062017 FW158 enters 10-LD bubble18000
12522017 FF3 enters 10-LD bubble17000
05282017 FW2 enters 10-LD bubble16000
04452017 FQ63 enters 10-LD bubble15000
04222017 FA3 enters 10-LD bubble14000
13 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
17052017 FD3 enters 10-LD bubble1300023342017 EK closest Earth approach = 4.95 LD
15572017 EE4 enters 10-LD bubble1200023142017 EE3 last observed optically, by Great Shefford Obs. at 8.75 LD outbound, G=19.8 reported, elon. 92.3°
01202017 FU2 enters 10-LD bubble110002306discovery MPEC issued for 2017 EL4
2251discovery MPEC issued for 2017 EF4
2247discovery MPEC issued for 2017 EE4
08072017 DV15 last observed optically, by Nault/Apache Point at 32.41 LD outbound, R=20.8 reported
05322017 EK last observed by radar, from Arecibo at 5.40 LD inbound, V=15.96 calculated
05102017 EK first observed by radar, from Arecibo at 5.41 LD inbound, V=15.96 calculated
12 March 2017
UTBoundary Transitions<10<SIM<1E<1
19512017 FW90 enters 10-LD bubble10000
14562017 EG3 enters 10-LD bubble9000
07112017 EZ2 exits 10-LD bubble8000
01592017 FW enters 10-LD bubble9000
11 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23532017 DV35 exits 10-LD bubble800021062017 EE3 closest Earth approach = 7.77 LD
02492017 DA36 last observed optically, by Tenagra II Obs. at 4.06 LD outbound, R=18.6 reported, elon. 76.4°
10 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23492017 EW exits 10-LD bubble900022092017 DA36 closest Earth approach = 4.04 LD
22262017 EK enters 10-LD bubble100001327discovery MPEC issued for 2017 EE3
20102017 EV exits 10-LD bubble90001327discovery MPEC issued for 2017 EZ2
18422017 FR exits 10-LD bubble100000312discovery MPEC issued for 2017 EG3
15442017 EF4 exits 10-LD bubble11000
10032017 EF exits 10-LD bubble12000
01262017 ED exits 10-LD bubble13000
9 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
20292017 EG1 exits 10-LD bubble1400010482017 ED last observed optically, by Spacewatch 0.9m at 9.43 LD outbound, V=20.33 calculated
12302017 DS109 exits 10-LD bubble1500007332017 EJ1 last observed optically, by Holmes/CTIO at 13.27 LD outbound, V=21.6 reported
05552017 EG3 last observed optically, by MLS at 15.93 LD inbound, V=20.57 calculated
8 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
15042017 EE3 enters 10-LD bubble1600020362017 EZ2 closest Earth approach = 5.86 LD
10362017 EA23 exits 10-LD bubble1500014052017 DV35 closest Earth approach = 9.65 LD - Note: JPL reports an approach to 9.66 LD (9.63 minimum) with an uncertainty of +/- 2 minutes.
09492017 EL4 designation credited to MLS at 15.51 LD outbound, V=19.92 calculated, elon. 144.0°
05562017 ED23 last observed optically, by MRO at 41.54 LD outbound, G=20.4 reported
05192017 EF4 designation credited to MLS at 7.81 LD outbound, V=19.2 reported, elon. 137.1°
7 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
17482017 EJ1 exits 10-LD bubble1600013562017 EW closest Earth approach = 4.48 LD
06592017 EF closest Earth approach = 7.43 LD
06092017 EG3 designation credited to MLS at 19.57 LD inbound, V=20.9 reported, elon. 156.8°
05262017 ED23 designation credited to MLS at 35.75 LD outbound, V=20.3 reported, elon. 157.9°
05242017 EG3 observed first, by MLS at 19.63 LD inbound, V=20.8 reported, elon. 156.8°
05052017 EE3 designation credited to MLS at 11.93 LD inbound, V=19.8 reported, elon. 150.8°
0306distant 2013 NJ last observed optically, by Spacewatch 1.8m at 214.09 LD, V=22.49 calculated
6 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
22262017 DP109 exits 10-LD bubble1700022332017 EF4 closest Earth approach = 7.46 LD
20512017 EJ exits 10-LD bubble180001950discovery MPEC issued for 2017 EJ1
11262017 DS109 exits Earth SOI190001941discovery MPEC issued for 2017 EG1
10022017 EL4 exits 10-LD bubble1910010512017 EG1 last observed optically, by MLS at 6.18 LD outbound, V=20.9 reported
07482017 EA23 closest Earth approach = 6.94 LD
00042017 FM2 closest Earth approach = 7.01 LD
5 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
18112017 DS109 exits Earth-Moon system2010021402017 FL64 closest Earth approach = 5.01 LD
16412017 CP1 exits 10-LD bubble2010119332017 EV closest Earth approach = 2.78 LD
12172017 DS37 exits 10-LD bubble211011555discovery MPEC issued for 2017 EW
10462017 DS109 enters Earth-Moon system221011550discovery MPEC issued for 2017 EV
10062017 EZ2 enters 10-LD bubble2210014282017 DS109 closest Earth approach = 0.92 LD
06172017 DV35 enters 10-LD bubble2110012572017 EJ1 designation credited to PS1 at 5.55 LD outbound, w=19.8 reported, elon. 138.9°
05482017 DA36 enters 10-LD bubble2010012112017 DS109 last observed optically, by Tenagra II Obs. at 0.95 LD inbound, R=14.5 reported
04362012 DR32 exits 10-LD bubble1910011372017 EJ closest Earth approach = 4.87 LD
03262017 EA exits 10-LD bubble2010010552017 EZ2 designation credited to CSS at 9.94 LD inbound, V=18.5 reported, elon. 130.9°
10242017 DS109 closest lunar approach = 1.47 LD
09302017 EV last observed optically, by ARO Westfield at 2.89 LD inbound, V=18.4 reported
07412017 EW last observed optically, by ARO Westfield at 7.43 LD inbound, V=19.2 reported
06192017 ED first observed by radar, from Arecibo at 6.16 LD outbound, V=18.81 calculated
02282017 FR closest Earth approach = 5.82 LD
01362017 EJ last observed optically, by Great Shefford Obs. at 5.53 LD inbound, G=17.8 reported
4 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
17302017 DS109 enters Earth SOI2110021322017 EL4 closest Earth approach = 8.22 LD
13572017 DJ16 exits 10-LD bubble210001752discovery MPEC issued for 2017 EK
04592017 EA23 enters 10-LD bubble220001748discovery MPEC issued for 2017 EJ
04182017 EF enters 10-LD bubble210001729discovery MPEC issued for 2017 EF
04162017 EW enters 10-LD bubble200001722discovery MPEC issued for 2017 DS109
02242017 EJ enters 10-LD bubble190001714discovery MPEC issued for 2017 DR109
1714discovery MPEC issued for 2017 DR109
12512017 EW designation credited to PS1 at 9.17 LD inbound, w=19.5 reported, elon. 170.0°
12082017 EE4 designation credited to PS1 at 33.19 LD inbound, w=20.6 reported, elon. 166.9°
11592017 EW observed first, by PS1 at 9.25 LD inbound, w=19.6 reported, elon. 170.1°
09362017 EF last observed optically, by Spacewatch 1.8m at 9.69 LD inbound, R=19.1 reported
09292017 EA23 last observed optically, by MLS at 9.55 LD inbound, V=20.1 reported
09252017 DR109 last observed optically, by Steward Mt. Lemmon Sta. at 14.03 LD outbound, V=22.1 reported
08102017 DV35 last observed optically, by Steward Mt. Lemmon Sta. at 10.22 LD inbound, V=20.1 reported
08082017 EV designation credited to CSS at 3.96 LD inbound, V=18.4 reported, elon. 150.1°
07022017 EG1 designation credited to MLS at 4.62 LD outbound, V=19.39 calculated, elon. 143.4°
3 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
14412017 EJ1 exits Earth SOI180001013distant 357439 2004 BL86 observed first, by ARO Westfield at 371.77 LD, V=22.1 reported, elon. 104.5°
10102017 FJ3 enters 10-LD bubble1810007392017 DP109 closest Earth approach = 2.56 LD
09022017 EL4 enters 10-LD bubble1710007192017 DH16 last observed optically, by ARO Westfield at 29.13 LD outbound, V=22.5 reported
06152017 DA38 exits 10-LD bubble1610007162017 DF38 last observed optically, by Nault/Apache Point at 13.41 LD outbound, R=19.9 reported
06112017 DV36 exits 10-LD bubble1710007072017 EG1 closest Earth approach = 4.42 LD
05212017 EF4 enters 10-LD bubble181000435distant 2009 FE last observed optically, by ARO Westfield at 221.98 LD, V=22.0 reported
04472017 EA exits Earth SOI171000351distant 2009 FE observed first, by ARO Westfield at 222.04 LD, V=22.2 reported, elon. 157.1°
0308discovery MPEC issued for 2017 DP109
0301discovery MPEC issued for 2017 ED
02432017 EJ1 closest Earth approach = 2.16 LD
2 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
20092017 EA exits Earth-Moon system1720021202012 DR32 last observed optically, by Buchloe Obs. at 4.68 LD outbound, R=17.7 reported
19482017 EA more than one LD from Moon1720119292012 DR32 closest Earth approach = 4.68 LD
16302017 DG16 exits 10-LD bubble1721116592017 EA closest lunar approach = 0.87 LD
14462017 EJ1 enters Earth SOI1821114282017 EJ1 closest lunar approach = 2.56 LD
14092017 EA within one LD of Moon1811114042017 EA closest Earth approach = 0.05 LD
09462017 ED23 exits 10-LD bubble1810113242017 ED closest Earth approach = 5.35 LD
07582017 EA enters Earth-Moon system191011318discovery MPEC issued for 2017 DF38
1318discovery MPEC issued for 2017 DF38
1239discovery MPEC issued for 2017 EA
12192017 DP109 last observed optically, by MRO at 3.35 LD inbound, G=17.1 reported
1208distant 2007 DT103 last observed optically, by Spacewatch 1.8m at 308.58 LD, R=21.0 reported, elon. 86.1°
11512017 EA last observed optically, by Mt. John Obs. at 0.37 LD inbound, R=15.1 reported
10532017 DD36 last observed optically, by MLS at 15.15 LD outbound, V=20.6 reported
08462017 EA23 designation credited to MLS at 15.16 LD inbound, V=20.4 reported, elon. 143.9°
08052017 BN92 last observed optically, by Holmes/CTIO at 41.57 LD outbound, V=22.4 reported
07332017 EA designation credited to CSS at 1.07 LD inbound, V=18.0 reported, elon. 171.5°
07222017 ED designation credited to CSS at 5.36 LD inbound, V=17.61 calculated, elon. 170.9°
07122017 EK designation credited to MLS at 33.94 LD inbound, V=19.9 reported, elon. 151.5°
06012017 EJ designation credited to SST Atom Site at 21.00 LD inbound, r=20.8 reported, elon. 161.8°
05122017 EF designation credited to SST Atom Site at 13.22 LD inbound, r=21.0 reported, elon. 161.6°
03352012 DR32 last observed by radar, from Arecibo at 5.29 LD inbound, V=16.80 calculated
01492017 CP32 last observed optically, by Holmes/CTIO at 41.13 LD outbound, V=20.8 reported
1 March 2017
UTBoundary Transitions<10<SIM<1E<1Events
23212017 EA enters Earth SOI1910007302017 DV15 first observed by radar, from Arecibo at 15.48 LD outbound, V=20.16 calculated
21032017 DR109 exits 10-LD bubble1900007052017 DA38 last observed by radar, from Arecibo at 8.10 LD outbound, V=17.78 calculated
16292017 DS109 enters 10-LD bubble2000005502017 DA38 first observed by radar, from Arecibo at 8.06 LD outbound, V=17.77 calculated
05572017 DS34 exits 10-LD bubble1900001352017 ED23 closest Earth approach = 6.46 LD - Note: JPL reports an approach to 6.46 LD (6.34 minimum) with an uncertainty of +/- 38 minutes.
03162017 DR34 exits 10-LD bubble20000


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