<10=less than 10 LD from Earth

EBN Timeline for February 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)
28 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
03192012 DR32 enters 10-LD bubble400021542017 DJ16 closest Earth approach = 4.07 LD - Note: JPL reports an approach to 4.07 LD (4.03 minimum) with an uncertainty of +/- 7 minutes.
27 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1
15112017 DF exits 10-LD bubble3000
26 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1
03542017 BY93 exits 10-LD bubble4000
02462017 DB exits 10-LD bubble5000
25 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1
11382017 DG16 exits Earth SOI6000
05442017 DJ16 enters 10-LD bubble6100
03042017 DG16 more than one LD from Moon5100
02292017 BW exits 10-LD bubble5110
24 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
12072017 DG16 exits Earth-Moon system611011502017 DG16 closest lunar approach = 0.18 LD
05102017 DV15 exits 10-LD bubble611110262017 CP1 closest Earth approach = 3.58 LD
00132017 BY93 exits Earth SOI7111
23 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
20432017 DG16 within one LD of Moon721121592017 BY93 closest Earth approach = 2.37 LD
19442017 BY93 enters Earth SOI720121072017 DG16 closest Earth approach = 0.36 LD
06072017 DG16 enters Earth-Moon system710103182017 DG16 last observed optically, by MRO at 1.16 LD inbound, G=18.0 reported
0318discovery MPEC issued for 2017 DG16
0305discovery MPEC issued for 2017 DJ16
0259discovery MPEC issued for 2017 DH16
01242017 CP1 last observed optically, by SONEAR at 3.85 LD inbound, R=15.5 reported
22 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
09042017 DH16 exits 10-LD bubble710018322017 DJ16 last observed optically, by ISON Hureltogoot Obs. at 15.84 LD inbound, R=19.3 reported
06372017 DG16 enters Earth SOI810015362017 DF last observed optically, by Mt. John Obs. at 4.41 LD outbound, R=19.0 reported
1350discovery MPEC issued for 2017 DV15
08382017 CF32 last observed optically, by SST Atom Site at 11.24 LD outbound, r=20.3 reported
08332017 DS15 last observed optically, by PS1 at 37.00 LD outbound, w=21.5 reported
07132017 DH16 last observed optically, by Steward Mt. Lemmon Sta. at 9.84 LD outbound, V=20.4 reported
07032017 CS last observed optically, by Spacewatch 0.9m at 210.53 LD inbound, R=19.8 reported
0058discovery MPEC issued for 2017 DS15
00212017 DV15 last observed optically, by Schiaparelli Obs. at 8.87 LD outbound, G=17.7 reported
21 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
16042017 BY93 enters 10-LD bubble800012282017 BY93 last observed optically, by LCOGT Siding Spring A at 10.63 LD inbound, G=15.9 reported
13212017 DB exits Earth SOI70000747distant 2001 FE90 last observed optically, by PS1 at 290.86 LD, w=21.8 reported
07442017 DJ16 designation credited to MLS at 19.40 LD inbound, V=20.0 reported, elon. 168.2°
07252017 AG5 last observed optically, by PS1 at 124.43 LD outbound, w=21.5 reported
07152017 DH16 designation credited to MLS at 7.86 LD outbound, V=19.8 reported, elon. 153.9°
0713distant 2001 FE90 observed first, by PS1 at 290.87 LD, w=21.6 reported, elon. 145.9°
05392017 DG16 designation credited to MLS at 3.92 LD inbound, V=19.9 reported, elon. 144.5°
03162017 DV15 closest Earth approach = 8.76 LD
01072017 DB closest lunar approach = 2.74 LD
20 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
23192017 CF32 exits 10-LD bubble710016332017 DB closest Earth approach = 1.82 LD
09242017 DF exits Earth SOI81001304discovery MPEC issued for 2017 CY32
1304discovery MPEC issued for 2017 BF136
09202017 CP32 last observed optically, by Mt. John Obs. at 19.05 LD outbound, R=19.3 reported
19 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
19462017 DB enters Earth SOI820023042017 DF closest lunar approach = 2.16 LD
11302017 DV15 designation credited to ATLAS Haleakala at 9.14 LD inbound, w=18.6 reported, elon. 155.8°
09262017 DF closest Earth approach = 2.09 LD
00422017 BW last observed optically, by North Obs. at 5.12 LD outbound, V=16.8 reported, elon. 96.0°
18 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
21152017 BG30 exits 10-LD bubble810018582017 DB last observed optically, by Great Shefford Obs. at 3.89 LD inbound, R=18.4 reported
09302017 DF enters Earth SOI91001321discovery MPEC issued for 2017 DF
01302017 DV15 enters 10-LD bubble90001321discovery MPEC issued for 2017 DB
05462017 DS15 designation credited to PS1 at 19.65 LD outbound, w=20.2 reported, elon. 155.9°
04512017 BY last observed optically, by ARO Westfield at 51.19 LD outbound, V=22.1 reported
17 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
02112017 DG16 enters 10-LD bubble800023142017 DH16 closest Earth approach = 3.33 LD
04282017 DF designation credited to MLS at 3.37 LD inbound, V=17.6 reported, elon. 140.0°
01402017 BW closest Earth approach = 4.63 LD
16 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
09572017 CP32 exits 10-LD bubble70001812discovery MPEC issued for 2017 CP32
09002017 DB designation credited to MLS at 8.03 LD inbound, V=19.6 reported, elon. 148.1°
0553distant 1999 XL136 last observed optically, by PS1 at 266.42 LD, w=20.8 reported, elon. 65.5°
0539distant 1999 XL136 observed first, by PS1 at 266.44 LD, w=20.7 reported, elon. 65.6°
0416discovery MPEC issued for 2017 CF32
15 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
16482017 DS15 exits 10-LD bubble800007052017 CP32 designation credited to ATLAS Haleakala at 7.51 LD outbound, w=17.4 reported, elon. 106.0°
07482017 CP1 enters 10-LD bubble9000
06222017 DB enters 10-LD bubble8000
14 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
10022017 CX1 exits 10-LD bubble700010162017 CF32 designation credited to ATLAS Haleakala at 4.55 LD outbound, w=17.1 reported, elon. 148.6°
13 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
13242017 DH16 enters 10-LD bubble800022272017 DS15 closest Earth approach = 6.51 LD
12 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
18462017 BM93 exits 10-LD bubble700005332017 CP32 closest Earth approach = 2.39 LD
08192017 CP32 exits Earth SOI80000101discovery MPEC issued for 2017 CX31
04062017 DS15 enters 10-LD bubble8100
02472017 CP32 enters Earth SOI7100
00012017 CX31 exits 10-LD bubble7000
11 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
04592017 DF enters 10-LD bubble800009232017 CX31 last observed optically, by Spacewatch/KPNO at 8.82 LD outbound, R=19.3 reported
10 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
06332017 BQ6 exits 10-LD bubble700005422017 CF32 closest Earth approach = 2.57 LD
0032discovery MPEC issued for 2017 CR5
9 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
20542017 CR5 exits 10-LD bubble800008112017 CR5 last observed optically, by MRO at 9.55 LD outbound, G=19.9 reported
07322013 FK exits 10-LD bubble9000
03562017 BW enters 10-LD bubble10000
8 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
11512017 CR exits 10-LD bubble900020362017 BM93 closest Earth approach = 3.36 LD
01362017 BK30 exits 10-LD bubble1000008052017 CX31 designation credited to CSS at 3.63 LD outbound, V=16.3 reported, elon. 131.2°
01192017 CP32 enters 10-LD bubble11000
7 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
19052017 BN92 exits 10-LD bubble1000008452017 CX31 closest Earth approach = 3.03 LD
18332017 BJ30 exits 10-LD bubble1100007432017 BN92 last observed optically, by Nault/Apache Point at 9.42 LD outbound, R=18.8 reported
07382017 CX1 last observed optically, by Nault/Apache Point at 4.40 LD outbound, R=19.5 reported
06352017 BQ6 closest Earth approach = 6.57 LD
06212017 BQ6 last observed optically, by Nault/Apache Point at 6.57 LD inbound, R=14.7 reported, elon. 97.7°
6 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
18002017 BS32 exits 10-LD bubble120001857discovery MPEC issued for 2017 CX1
16392017 BB7 exits 10-LD bubble1300009292017 AP19 last observed optically, by ARO Westfield at 78.11 LD outbound, V=22.0 reported
09152017 CR5 designation credited to MLS at 8.27 LD outbound, V=19.6 reported, elon. 175.3°
08172017 CR5 closest Earth approach = 8.27 LD
04382017 BQ30 last observed optically, by Holmes/CTIO at 39.32 LD outbound, V=21.5 reported
03472017 CR closest Earth approach = 4.27 LD
5 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
23202017 BB6 exits 10-LD bubble1400021502017 BK30 closest Earth approach = 8.64 LD
01382017 CY32 exits 10-LD bubble150002052discovery MPEC issued for 2017 CR1
2042discovery MPEC issued for 2017 CP1
17312013 FK closest Earth approach = 7.10 LD
13242017 BG30 closest Earth approach = 2.48 LD
07412017 CX1 designation credited to MLS at 3.63 LD outbound, V=20.4 reported, elon. 164.1°
07272017 CR1 last observed optically, by MLS at 10.53 LD outbound, V=20.60 calculated
4 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
22082017 BM93 enters 10-LD bubble1600023512017 BM93 last observed optically, by Schiaparelli Obs. at 9.84 LD inbound, V=20.14 calculated
12182017 CR1 exits 10-LD bubble1500022142017 CR last observed optically, by Schiaparelli Obs. at 6.40 LD inbound, G=19.4 reported
06382017 BQ6 enters 10-LD bubble1600014402017 CX1 closest Earth approach = 3.57 LD
06522017 BM30 last observed optically, by ARO Westfield at 36.78 LD outbound, V=22.0 reported
0129discovery MPEC issued for 2017 CS
0125discovery MPEC issued for 2017 CR
0118discovery MPEC issued for 2017 CP
0058discovery MPEC issued for 2017 BY93
00172017 BK30 last observed optically, by Great Shefford Obs. at 9.72 LD inbound, R=19.3 reported
3 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
19452017 CR enters 10-LD bubble1500008452017 CR1 designation credited to MLS at 9.37 LD outbound, V=19.9 reported, elon. 178.7°
18312017 BS32 exits Earth SOI1400008352017 CP last observed optically, by Steward Mt. Lemmon Sta. at 14.51 LD outbound, V=21.0 reported
18182017 BK30 enters 10-LD bubble1410008032017 CP1 designation credited to MLS at 22.10 LD inbound, V=19.7 reported, elon. 142.8°
10352017 BF136 exits 10-LD bubble131000149discovery MPEC issued for 2017 BM93
06292017 BS32 more than one LD from Moon1410000452017 BS32 closest lunar approach = 0.75 LD
04502017 BS32 exits Earth-Moon system14110
00402017 CY32 exits Earth SOI14111
2 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
19392017 CR5 enters 10-LD bubble1421120232017 BS32 closest Earth approach = 0.42 LD
19022017 BS32 within one LD of Moon1321114562017 CY32 closest lunar approach = 2.53 LD
17212017 CX31 enters 10-LD bubble1320113582017 CY32 closest Earth approach = 1.63 LD - Note: JPL reports an approach to 1.63 LD (1.58 minimum) with an uncertainty of +/- 6 minutes.
11562017 BS32 enters Earth-Moon system1220113532017 BS32 last observed optically, by Kurtze/Faulkes North at 0.82 LD inbound, R=15.0 reported
04032017 BH30 exits 10-LD bubble1220013162017 BD6 last observed optically, by Tholen 2.24m at 19.14 LD outbound, G=23.3 reported
03152017 CY32 enters Earth SOI1320012052017 CS designation credited to PS1 at 296.43 LD inbound, w=20.8 reported, elon. 144.5°
03062013 FK enters 10-LD bubble1310011102017 AP4 last observed optically, by Tholen 2.24m at 58.62 LD outbound, G=24.3 reported
11052017 BG30 last observed optically, by PS1 at 3.35 LD inbound, w=20.1 reported
10002017 BG92 last observed optically, by Tholen 2.24m at 17.18 LD outbound, G=22.5 reported
09462017 BE30 last observed optically, by Tholen 2.24m at 49.22 LD outbound, G=22.4 reported
08532017 CR designation credited to MLS at 15.28 LD inbound, V=19.8 reported, elon. 164.9°
08452017 BR32 last observed optically, by Steward Mt. Lemmon Sta. at 12.86 LD outbound, V=21.1 reported
06142016 XR23 last observed optically, by Tholen 2.24m at 74.87 LD outbound, G=23.7 reported
04422017 BB6 closest Earth approach = 5.57 LD
02442017 BF136 closest Earth approach = 7.86 LD
1 Feb. 2017
UTBoundary Transitions<10<SIM<1E<1Events
22152017 BS32 enters Earth SOI121002011discovery MPEC issued for 2017 BN92
18432017 BJ30 exits Earth SOI1200015232017 BN92 closest Earth approach = 4.84 LD
12392017 CY32 last observed optically, by MLS at 4.49 LD inbound, V=19.4 reported
1217discovery MPEC issued for 2017 BG92
10282017 AO4 last observed optically, by MLS at 69.72 LD outbound, V=22.1 reported
09352017 CY32 designation credited to MLS at 4.97 LD inbound, V=20.9 reported, elon. 170.8°
08512017 BF136 last observed optically, by MLS at 8.60 LD inbound, V=19.1 reported
06192017 CP designation credited to MLS at 12.21 LD outbound, V=20.1 reported, elon. 162.3°


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