<10=less than 10 LD from Earth

EBN Timeline for June 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)
30 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
09372017 MC3 enters 10-LD bubble900021242017 MC1 closest Earth approach = 2.52 LD
16412017 MB3 closest Earth approach = 4.99 LD
08322017 LD last observed optically, by Micheli/Paranal at 25.99 LD outbound, G=24.4 reported, elon. 81.7°
05242017 MR8 designation credited to MLS at 23.32 LD inbound, V=20.1 reported, elon. 136.3°
0504418094 2007 WV4 last observed optically, by MLS at 147.19 LD outbound, V=19.6 reported
01292017 MC3 last observed by radar, from Arecibo at 10.78 LD inbound, V=18.10 calculated
00552017 MC3 first observed by radar, from Arecibo at 10.84 LD inbound, V=18.11 calculated
29 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
20562017 MO8 enters 10-LD bubble800012302017 NC closest Earth approach = 7.93 LD
04232017 MO8 designation credited to MLS at 11.57 LD inbound, V=20.9 reported, elon. 137.1°
02202017 ME4 first observed by radar, from Arecibo at 8.69 LD inbound, V=20.35 calculated
28 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
10482017 NB enters 10-LD bubble700006182017 MD last observed optically, by ARO Westfield at 39.82 LD outbound, V=20.89 calculated
00502017 ME4 enters 10-LD bubble60000602distant 484402 2007 XH16 last observed optically, by MLS at 121.92 LD, V=18.9 reported
0545distant 2007 MB4 observed first, by MLS at 40.70 LD, V=19.4 reported, elon. 127.8°
03352017 MC1 last observed optically, by RMS Obs. at 7.58 LD inbound, V=17.1 reported
0225discovery MPEC issued for 2017 ME4
0219discovery MPEC issued for 2017 MC4
01002017 MB3 first observed by radar, from Arecibo at 6.29 LD inbound, V=18.31 calculated
27 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
04212017 MC1 enters 10-LD bubble500013462017 ND closest Earth approach = 4.11 LD
04192017 NC enters 10-LD bubble400007362017 MA3 closest Earth approach = 3.23 LD
26 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
22232017 MF exits 10-LD bubble30001301discovery MPEC issued for 2017 MF3
1027441987 2010 NY65 exits 10-LD bubble400002002017 MA3 last observed optically, by Schiaparelli Obs. at 4.12 LD inbound, V=18.72 calculated
25 June 2017
UTEvents
15302017 MF3 last observed optically, by Mt. John Obs. at 23.49 LD outbound, R=20.7 reported
1441discovery MPEC issued for 2017 MC3
1438discovery MPEC issued for 2017 MB3
1435discovery MPEC issued for 2017 MA3
1431discovery MPEC issued for 2017 MZ2
07242017 ME4 designation credited to MLS at 13.65 LD inbound, V=21.3 reported, elon. 121.7°
0211441987 2010 NY65 observed first, by Wishing Star Obs. at 8.23 LD outbound, V=16.88 calculated, elon. 76.8°
24 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
16582017 MB3 enters 10-LD bubble500011242017 MF7 designation credited to PS1 at 18.32 LD outbound, w=20.6 reported, elon. 153.7°
0637441987 2010 NY65 closest Earth approach = 7.89 LD
0619distant 2014 SS1 last observed optically, by Tholen CFHT at 298.22 LD, G=23.0 reported
23 June 2017
UTEvents
1602discovery MPEC issued for 2017 MC1
1200discovery MPEC issued for 2017 KC36
11022017 NT5 observed first, by PS1 at 99.62 LD inbound, w=21.7 reported, elon. 158.4°
10032017 MC4 designation credited to MLS at 84.40 LD inbound, V=20.2 reported, elon. 151.0°
10022017 MC3 designation credited to PS1 at 29.10 LD inbound, w=19.9 reported, elon. 158.0°
09462017 MB3 designation credited to ATLAS Mauna Loa at 11.68 LD inbound, o=18.8 reported, elon. 144.4°
05412017 MA3 designation credited to MLS at 9.10 LD inbound, V=19.5 reported, elon. 135.7°
22 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
18382017 MA3 enters 10-LD bubble400012282017 MF3 designation credited to Micheli/Mauna Kea at 16.69 LD outbound, G=20.2 reported, elon. 152.8°
0255441987 2010 NY65 enters 10-LD bubble300010522017 MZ2 designation credited to PS1 at 16.94 LD outbound, w=20.9 reported, elon. 122.2°
09552017 ME4 observed first, by PS1 at 17.75 LD inbound, w=22.0 reported, elon. 125.4°
0618distant 2015 YC1 last observed optically, by Tholen CFHT at 33.33 LD, G=23.4 reported, elon. 91.2°
21 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
14242017 LV exits 10-LD bubble20002044distant 2003 DZ15 last observed optically, by LCOGT Sutherland C at 163.06 LD, G=22.1 reported
11042017 MF exits Earth SOI30002015distant 2003 DZ15 observed first, by LCOGT Sutherland C at 163.10 LD, G=21.3 reported, elon. 169.9°
03582017 MF7 exits 10-LD bubble310010502017 MF last observed optically, by Steward Mt. Lemmon Sta. at 2.39 LD outbound, V=19.69 calculated, elon. 70.3°
0613distant 2015 YC1 observed first, by Tholen CFHT at 33.16 LD, G=23.5 reported, elon. 88.3°
20 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
12062017 ND enters 10-LD bubble410012322017 MF closest lunar approach = 1.21 LD
08452017 MC1 designation credited to PS1 at 27.74 LD inbound, w=19.9 reported, elon. 156.4°
19 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
03512017 MF3 exits 10-LD bubble310022322017 MF closest Earth approach = 1.02 LD
00282017 LV last observed optically, by Great Shefford Obs. at 6.92 LD outbound, G=19.3 reported
18 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
21452017 MZ2 exits 10-LD bubble41002246discovery MPEC issued for 2017 MF
11242017 LX exits 10-LD bubble51002246discovery MPEC issued for 2017 MF
10032017 MF enters Earth SOI61001755discovery MPEC issued for 2017 MD
15402017 LX first observed by radar, from Arecibo at 10.77 LD outbound, V=31. calculated
13302017 LV closest Earth approach = 6.83 LD
06292017 MF designation credited to CSS at 2.60 LD inbound, V=17.0 reported, elon. 141.6°
17 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
16472017 MD exits 10-LD bubble600009172017 MF7 closest Earth approach = 2.66 LD
08312017 MD designation credited to CSS at 9.08 LD outbound, V=18.3 reported, elon. 133.8°
16 June 2017
UTEvents
10132017 LX last observed optically, by Tenagra II Obs. at 2.78 LD outbound, R=19.6 reported, elon. 78.5°
08012017 LX closest Earth approach = 2.75 LD - Note: JPL reports an approach to 2.75 LD .
15 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
12522017 LV enters 10-LD bubble700015022017 MF3 closest Earth approach = 6.06 LD
1050discovery MPEC issued for 2017 LX
1044discovery MPEC issued for 2017 LV
06312017 MZ2 closest Earth approach = 5.96 LD
0357distant 2016 LB last observed optically, by Tenagra II Obs. at 54.90 LD, R=20.8 reported, elon. 94.5°
14 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
09502017 LD exits 10-LD bubble600008082017 MD closest Earth approach = 3.16 LD
04382017 LX enters 10-LD bubble70000728distant 2008 NP3 last observed optically, by Spacewatch 1.8m at 121.51 LD, V=22.62 calculated
05382017 LX designation credited to MLS at 9.82 LD inbound, V=19.1 reported, elon. 160.4°
13 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
14272017 MF7 enters 10-LD bubble600007362017 LV designation credited to MLS at 14.41 LD inbound, V=19.9 reported, elon. 165.1°
12 June 2017
UTBoundary Transitions<10<SIM<1E<1
23322017 MF enters 10-LD bubble5000
02062017 MF3 enters 10-LD bubble4000
11 June 2017
UTBoundary Transitions<10<SIM<1E<1
15372017 MZ2 enters 10-LD bubble3000
08032017 LE exits 10-LD bubble2000
07442017 KJ32 exits 10-LD bubble3000
10 June 2017
UTBoundary Transitions<10<SIM<1E<1
23392017 MD enters 10-LD bubble4000
18442017 KQ27 exits 10-LD bubble3000
8 June 2017
UTBoundary Transitions<10<SIM<1E<1
16212017 KR27 exits 10-LD bubble4000
7 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
12492017 KQ27 exits Earth SOI500002062017 LE last observed optically, by Great Shefford Obs. at 5.18 LD outbound, R=17.8 reported
01552017 LE closest Earth approach = 5.18 LD
6 June 2017
UTEvents
22342017 KR27 last observed optically, by Great Shefford Obs. at 7.34 LD outbound, G=18.5 reported, elon. 65.9°
14592017 KQ27 closest Earth approach = 1.02 LD
04212017 KQ27 closest lunar approach = 1.34 LD
03292017 KR27 closest Earth approach = 6.99 LD
5 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
17092017 KQ27 enters Earth SOI510010402017 BQ6 last observed optically, by Spacewatch/KPNO at 187.88 LD outbound, R=20.7 reported
10282017 LD closest Earth approach = 2.99 LD
0430418094 2007 WV4 last observed by radar, from DSS-14 at 20.79 LD outbound, V=15.85 calculated
04082017 KQ27 last observed optically, by Tenagra II Obs. at 3.62 LD inbound, R=17.8 reported
4 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
09292017 KW31 exits 10-LD bubble500004462017 LE first observed by radar, from Arecibo at 7.78 LD inbound, V=19.36 calculated
3 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
14332017 KR27 enters 10-LD bubble60001448discovery MPEC issued for 2017 LE
1445discovery MPEC issued for 2017 LD
08552017 KK32 last observed optically, by Tenagra II Obs. at 22.19 LD outbound, R=20.0 reported
01252017 KR27 first observed by radar, from Arecibo at 11.15 LD inbound, V=17.74 calculated
2 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
20032017 LE enters 10-LD bubble50001202discovery MPEC issued for 2017 KK32
18132017 HU49 exits 10-LD bubble40001202discovery MPEC issued for 2017 KJ32
1557418094 2007 WV4 exits 10-LD bubble500008382017 KJ32 last observed optically, by Spacewatch 1.8m at 5.23 LD outbound, V=21.44 calculated
11062017 KQ27 enters 10-LD bubble60000835distant 2016 SR2 last observed optically, by Micheli/Paranal at 119.62 LD, G=25.5 reported
08022017 LE designation credited to MLS at 10.88 LD inbound, V=20.0 reported, elon. 134.5°
04512017 LD designation credited to CSS at 4.58 LD inbound, V=18.8 reported, elon. 170.2°
04312017 KN27 last observed optically, by ARO Westfield at 39.93 LD outbound, V=22.5 reported
0336distant 2016 LB observed first, by Tenagra II Obs. at 47.31 LD, R=21.2 reported, elon. 81.9°
1 June 2017
UTBoundary Transitions<10<SIM<1E<1Events
20362017 KJ27 exits 10-LD bubble50002209418094 2007 WV4 observed first, by Northolt Branch Obs. at 8.25 LD outbound, V=17.5 reported, elon. 47.7°
15082017 CS exits 10-LD bubble60001208418094 2007 WV4 closest Earth approach = 7.96 LD
03372017 KW31 exits Earth SOI700005202017 CS last observed by radar, from DSS-14 at 9.51 LD outbound, V=13.66 calculated
03402017 KT31 last observed optically, by ARO Westfield at 43.16 LD outbound, V=21.9 reported, elon. 90.9°
00432017 KP27 last observed optically, by Holmes/CTIO at 30.17 LD outbound, V=21.9 reported


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