<10=less than 10 LD from Earth

EBN Timeline for July 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 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
13432017 QW1 enters 10-LD bubble20001033discovery MPEC issued for 2017 OL19
03192017 BS5 exits 10-LD bubble100007262017 OZ19 last observed optically, by ARO Westfield at 23.97 LD outbound, V=22.7 reported
06252017 OO1 last observed optically, by Spacewatch 1.8m at 22.81 LD outbound, R=20.5 reported, elon. 90.4°
30 July 2017
UTEvents
10512017 OZ67 last observed optically, by Tholen CFHT at 35.98 LD outbound, G=22.3 reported
07232017 OL19 last observed optically, by Micheli/Mauna Kea at 48.36 LD outbound, G=22.0 reported, elon. 87.8°
02122017 OP1 last observed optically, by OASI at 22.15 LD outbound, G=19.7 reported
28 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
04562017 OM1 exits 10-LD bubble20001159discovery MPEC issued for 2017 OE7
27 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
03392017 OE1 exits 10-LD bubble30001143distant 1999 XL136 last observed optically, by PS1 at 281.90 LD, w=20.4 reported
05542012 TC4 observed first, by Micheli/Paranal at 164.95 LD inbound, G=26.8 reported, elon. 139.8°
26 July 2017
UTEvents
16422017 OE7 closest Earth approach = 4.49 LD
10122017 OZ67 designation credited to PS1 at 28.74 LD outbound, w=21.9 reported, elon. 176.1°
06572017 OL19 designation credited to PS1 at 38.16 LD outbound, w=21.9 reported, elon. 87.6°
25 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
16152017 OM1 exits Earth SOI400020292017 OE1 closest Earth approach = 8.63 LD
13222017 OO1 exits 10-LD bubble41001748discovery MPEC issued for 2017 OO1
07042017 OM1 enters Earth SOI51001725discovery MPEC issued for 2017 OP1
12192017 OZ19 designation credited to PS1 at 14.09 LD outbound, w=21.9 reported, elon. 149.4°
11402017 OM1 closest Earth approach = 2.31 LD
02222017 OM1 last observed optically, by Great Shefford Obs. at 2.69 LD inbound, G=15.5 reported, elon. 92.2°
24 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
13202017 OE1 enters 10-LD bubble50001942discovery MPEC issued for 2017 OM1
11522017 PV25 observed first, by PS1 at 45.75 LD inbound, w=21.2 reported, elon. 154.9°
11382017 OE7 designation credited to ATLAS Mauna Loa at 5.07 LD inbound, o=17.9 reported, elon. 166.0°
23 July 2017
UTEvents
23402017 OP1 designation credited to ESA OGS at 12.04 LD outbound, R=19.8 reported, elon. 163.9°
19162017 BS5 closest Earth approach = 3.12 LD
08392017 OO1 designation credited to ATLAS Mauna Loa at 5.04 LD outbound, o=17.9 reported, elon. 94.3°
06242017 BS5 last observed optically, by PJMSO at 3.20 LD inbound, R=15.3 reported
22 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
23382017 OZ19 exits 10-LD bubble40002301discovery MPEC issued for 2017 OH1
18232017 OM1 enters 10-LD bubble50002258discovery MPEC issued for 2017 OE1
04592017 OP1 exits 10-LD bubble400015562017 OO1 observed first, by WISE at 3.47 LD outbound, V=17.25 calculated, elon. 95.2°
04372017 OO1 exits Earth SOI500012092017 OM1 designation credited to ATLAS Mauna Loa at 10.91 LD inbound, o=17.3 reported, elon. 132.9°
08522017 OH1 last observed optically, by Spacewatch 1.8m at 13.24 LD outbound, V=20.46 calculated
06112017 OE1 last observed optically, by SONEAR at 16.45 LD inbound, R=18.7 reported
21 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
13252017 OO1 exits Earth-Moon system510010292017 OH1 designation credited to PS1 at 9.55 LD outbound, w=19.9 reported, elon. 167.8°
13132017 OH1 exits 10-LD bubble510110092017 OH1 observed first, by PS1 at 9.50 LD outbound, w=19.9 reported, elon. 167.7°
04152017 OO1 more than one LD from Moon610103312017 OO1 closest Earth approach = 0.33 LD
03422017 MR8 exits 10-LD bubble611100012017 OO1 closest lunar approach = 0.92 LD
20 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
19462017 OO1 within one LD of Moon71111423441987 2010 NY65 last observed optically, by Xuyi Sta. at 76.47 LD outbound, R=19.9 reported
17372017 OO1 enters Earth-Moon system710111432017 OE1 designation credited to ATLAS Mauna Loa at 22.65 LD inbound, o=19.0 reported, elon. 163.8°
02252017 OO1 enters Earth SOI7100
19 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
12282017 OH1 exits Earth SOI700019352017 OP1 closest Earth approach = 8.84 LD
01492017 OH1 closest Earth approach = 1.63 LD
18 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
15102017 OH1 enters Earth SOI710023412017 OH1 closest lunar approach = 1.83 LD
08462017 OE7 enters 10-LD bubble70000637distant 478784 2012 UV136 last observed optically, by ARO Westfield at 55.55 LD, V=23.1 reported
0553distant 478784 2012 UV136 observed first, by ARO Westfield at 55.56 LD, V=22.8 reported, elon. 145.1°
17 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
09522017 OP1 enters 10-LD bubble60002300distant 1999 XL136 observed first, by Eschenberg Obs. at 264.79 LD, V=20.4 reported, elon. 145.7°
08512017 NK2 exits 10-LD bubble50002000discovery MPEC issued for 2017 NN6
16382017 OZ19 closest Earth approach = 4.17 LD
16 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
20402017 NT5 exits 10-LD bubble600007522017 ND last observed optically, by ARO Westfield at 24.87 LD outbound, G=20.7 reported
17382017 OO1 enters 10-LD bubble7000
14252017 OH1 enters 10-LD bubble6000
11072017 BS5 enters 10-LD bubble5000
15 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
03302017 NT5 exits Earth SOI400010532017 MF7 last observed optically, by Tholen CFHT at 75.13 LD outbound, G=23.6 reported
02132017 MR8 closest Earth approach = 3.31 LD
14 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
05012017 NT5 enters Earth SOI410023142017 NN6 designation credited to SONEAR at 45.33 LD outbound, R=17.0 reported, elon. 157.4°
04472017 OL19 exits 10-LD bubble400016162017 NT5 closest Earth approach = 1.11 LD
13472017 NT5 closest lunar approach = 1.27 LD
08112017 NT5 last observed optically, by SONEAR at 1.89 LD inbound, R=12.5 reported
0043496817 1989 VB observed first, by SONEAR at 122.27 LD inbound, R=18.9 reported, elon. 171.2°
13 July 2017
UTEvents
1945discovery MPEC issued for 2017 NT5
12 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
18482017 OZ67 exits 10-LD bubble500023102017 NT5 designation credited to SONEAR at 7.87 LD inbound, R=15.3 reported, elon. 163.0°
11502017 NT5 enters 10-LD bubble600008142017 OL19 closest Earth approach = 8.67 LD - Note: JPL reports an approach to 8.66 LD (8.42 minimum) with an uncertainty of +/- 10 minutes.
11282017 MC4 exits 10-LD bubble5000
09022017 OZ19 enters 10-LD bubble6000
11 July 2017
UTEvents
19182017 MC4 last observed optically, by Maigurova/Nikolaev Obs. at 8.32 LD outbound, R=17.0 reported, elon. 77.6°
1907discovery MPEC issued for 2017 NK2
02352017 OZ67 closest Earth approach = 9.58 LD - Note: JPL reports an approach to 9.58 LD (9.30 minimum) with an uncertainty of +/- 6 minutes.
02022017 MC4 closest Earth approach = 7.61 LD
10 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
11422017 OL19 enters 10-LD bubble500020522017 MR8 last observed optically, by Castelmartini Obs. at 7.35 LD inbound, V=18.67 calculated
2032distant 2007 MB4 last observed optically, by Castelmartini Obs. at 18.43 LD, V=19.22 calculated, elon. 86.6°
04002017 NK2 closest Earth approach = 2.50 LD
9 July 2017
UTBoundary Transitions<10<SIM<1E<1
16362017 MC4 enters 10-LD bubble4000
10132017 OZ67 enters 10-LD bubble3000
04222017 ME4 exits 10-LD bubble2000
00222017 MR8 enters 10-LD bubble3000
7 July 2017
UTBoundary Transitions<10<SIM<1E<1
08282017 NN6 exits 10-LD bubble2000
07222017 MO8 exits 10-LD bubble3000
6 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
19032017 NB exits 10-LD bubble400020582017 NK2 last observed optically, by San Marcello Pistoiese Obs. at 5.11 LD inbound, mag 18.6 reported
16492017 MB3 exits 10-LD bubble5000
5 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
13192017 MC3 exits 10-LD bubble600023532017 NN6 closest Earth approach = 7.39 LD
00212017 ME4 last observed optically, by Great Shefford Obs. at 5.78 LD outbound, G=21.2 reported, elon. 81.6°
4 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
15192017 NN6 enters 10-LD bubble700007152017 NB last observed optically, by ARO Westfield at 5.10 LD outbound, V=15.9 reported
14362017 MC1 exits 10-LD bubble6000
14022017 ND exits 10-LD bubble7000
3 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
00022017 NK2 enters 10-LD bubble800022562017 MO8 last observed optically, by Great Shefford Obs. at 4.18 LD outbound, G=18.9 reported, elon. 76.4°
22292017 NC last observed optically, by Schiaparelli Obs. at 13.97 LD outbound, G=19.6 reported
14402017 ME4 closest Earth approach = 5.38 LD
14112017 MO8 closest Earth approach = 4.09 LD
1352discovery MPEC issued for 2017 ND
1030discovery MPEC issued for 2017 NC
2 July 2017
UTEvents
23322017 MC3 closest Earth approach = 6.49 LD
22552017 MC3 last observed optically, by Schiaparelli Obs. at 6.49 LD inbound, V=18.94 calculated, elon. 75.3°
2229discovery MPEC issued for 2017 NB
2143discovery MPEC issued for 2017 MR8
2136discovery MPEC issued for 2017 MO8
15072017 NB closest Earth approach = 3.44 LD
06092017 MB3 last observed optically, by RMS Obs. at 5.48 LD outbound, V=20.1 reported, elon. 82.5°
1 July 2017
UTBoundary Transitions<10<SIM<1E<1Events
20492017 MA3 exits 10-LD bubble700012402017 ND designation credited to ATLAS Mauna Loa at 6.58 LD outbound, o=17.5 reported, elon. 136.3°
20402017 NC exits 10-LD bubble800008432017 NC designation credited to MLS at 9.27 LD outbound, V=19.4 reported, elon. 119.9°
05582017 NB7 designation credited to MLS at 47.05 LD inbound, V=20.7 reported, elon. 121.8°
05332017 MZ2 last observed optically, by ARO Westfield at 35.82 LD outbound, V=22.6 reported
04592017 NK2 designation credited to MLS at 12.36 LD inbound, V=21.3 reported, elon. 131.2°
04332017 NB designation credited to CSS at 4.73 LD inbound, V=18.4 reported, elon. 93.3°
0349discovery MPEC issued for 2017 MF7


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