<10=less than 10 LD from Earth

EBN Timeline for December 2015

<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 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
11582016 AD65 exits 10-LD bubble910017212016 AN66 closest Earth approach = 1.45 LD - Note: JPL reports an approach to 1.45 LD (1.44 minimum) with an uncertainty of +/- 6 minutes.
10352016 AM2 exits 10-LD bubble101001504discovery MPEC issued for 2015 YV9
08582016 AU193 closest Earth approach = 8.25 LD
02272015 XC352 last observed optically, by Tenagra II Obs. at 5.19 LD outbound, R=18.7 reported, elon. 84.0°
30 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
05252016 AU193 enters 10-LD bubble1110019002015 XC352 closest Earth approach = 5.18 LD
03122016 AN66 enters Earth SOI101001601discovery MPEC issued for 2015 YS9
01092016 AV64 enters 10-LD bubble1000010282015 YV9 designation credited to CSS at 11.33 LD outbound, V=18.8 reported, elon. 154.6°
00352016 AY64 enters 10-LD bubble900005202015 XC352 last observed by radar, from DSS-14 at 5.22 LD inbound, V=19.31 calculated
04402015 XC352 first observed by radar, from DSS-14 at 5.22 LD inbound, V=19.30 calculated
29 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
18212015 YS9 exits 10-LD bubble800010532015 YV9 observed first, by CSS at 10.49 LD outbound, V=18.8 reported, elon. 160.5°
00072015 YJ1 exits 10-LD bubble900006302015 YS9 designation credited to CSS at 9.30 LD outbound, V=18.7 reported, elon. 155.0°
01122015 XV351 closest Earth approach = 5.36 LD
28 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
22302015 YK exits 10-LD bubble1000002322016 AM2 closest lunar approach = 2.42 LD
17282015 YV9 exits 10-LD bubble11000
04102016 AM2 exits Earth SOI12000
27 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
14392015 YC1 exits 10-LD bubble1210021122016 AD65 closest Earth approach = 6.86 LD
11062016 AM2 enters Earth SOI1310019382016 AM2 closest Earth approach = 2.21 LD - Note: JPL reports an approach to 2.21 LD (2.19 minimum) with an uncertainty of +/- 10 minutes.
26 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
03592015 XX378 exits 10-LD bubble1300015032015 YV9 closest Earth approach = 9.36 LD
02072015 YE1 exits 10-LD bubble1400005402016 AF2 closest Earth approach = 2.91 LD
00072015 XX128 exits 10-LD bubble15000
25 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
19282011 YD29 exits 10-LD bubble1600017282015 YS9 closest Earth approach = 6.43 LD
15372015 YQ1 exits 10-LD bubble17000
04552016 AE65 exits 10-LD bubble18000
24 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
12332015 YV9 enters 10-LD bubble1900009242015 VZ145 first observed by radar, from Arecibo at 27.77 LD outbound, V=20.15 calculated
05552016 AD65 enters 10-LD bubble1800005182011 YD29 closest Earth approach = 9.68 LD - Note: JPL reports an approach to 8.98 LD (6.77 minimum) at 1857 UTC with an uncertainty of +/- one day, 14 hours, and 23 minutes.
04392016 AM2 enters 10-LD bubble1700001522015 XX378 closest Earth approach = 6.94 LD
00522015 YJ1 closest Earth approach = 7.38 LD
23 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
16412015 YQ10 exits 10-LD bubble1600012362015 XN261 closest Earth approach = 2.64 LD
12402016 AN66 enters 10-LD bubble17000
22 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
23122015 XV351 enters 10-LD bubble1600014112015 YK closest Earth approach = 8.86 LD
18412015 YQ1 exits Earth SOI1500012342015 YC1 closest Earth approach = 3.92 LD
15082011 YD29 enters 10-LD bubble1510011282015 YE1 closest Earth approach = 5.52 LD
11072015 XC352 enters 10-LD bubble1410007232015 YJ1 last observed optically, by Nault/Apache Point at 7.75 LD inbound, R=16.6 reported
09162015 XV384 exits 10-LD bubble1310007032015 YQ10 last observed optically, by Tenagra II Obs. at 8.02 LD outbound, R=18.8 reported
06502015 YM1 exits 10-LD bubble1410006402015 XV261 last observed optically, by Nault/Apache Point at 39.11 LD outbound, R=21.5 reported
04542015 XN55 exits 10-LD bubble1510006342015 YE1 last observed optically, by Nault/Apache Point at 5.54 LD inbound, R=15.6 reported
03462015 YQ1 more than one LD from Moon1610006252015 XN261 last observed optically, by Nault/Apache Point at 2.98 LD inbound, R=14.7 reported
0607distant 171576 1999 VP11 observed first, by Holmes/CTIO at 315.46 LD, V=20.3 reported, elon. 146.0°
05062015 XX378 last observed optically, by Tenagra II Obs. at 9.45 LD inbound, R=19.0 reported
04042015 YQ1 last observed optically, by Tenagra II Obs. at 1.47 LD outbound, R=18.0 reported, elon. 93.8°
03532015 YC1 last observed optically, by Tenagra II Obs. at 3.98 LD inbound, R=18.6 reported
02052015 YQ1 closest Earth approach = 1.45 LD
21 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
23372015 XX378 enters 10-LD bubble1611021382015 YQ1 closest lunar approach = 0.64 LD
16062015 YS9 enters 10-LD bubble1511017582016 AE65 closest Earth approach = 7.46 LD - Note: JPL reports an approach to 7.45 LD (7.32 minimum) with an uncertainty of +/- 10 minutes.
15552015 VC2 enters 10-LD bubble141101418discovery MPEC issued for 2015 YC2
15302015 YQ1 within one LD of Moon1311007542015 YQ last observed optically, by Tenagra II Obs. at 39.59 LD outbound, R=21.5 reported
09292015 YQ1 enters Earth SOI1310007452015 YQ10 designation credited to MLS at 7.00 LD outbound, V=19.6 reported, elon. 165.4°
06482015 YA last observed optically, by Tenagra II Obs. at 12.04 LD outbound, R=20.7 reported
06382015 YQ10 observed first, by MLS at 6.97 LD outbound, V=19.6 reported, elon. 165.7°
20 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
05422015 YA exits 10-LD bubble130001429discovery MPEC issued for 2015 YQ1
1429discovery MPEC issued for 2015 YQ1
1414discovery MPEC issued for 2015 YM1
0010discovery MPEC issued for 2015 YJ1
19 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
07472015 XY261 exits 10-LD bubble1400021242015 YQ10 closest Earth approach = 6.38 LD
03202015 YJ1 enters 10-LD bubble150002111discovery MPEC issued for 2015 YE1
01252016 AF2 enters 10-LD bubble140001450discovery MPEC issued for 2015 YC1
1307discovery MPEC issued for 2015 YT
07162015 YQ1 designation credited to MLS at 7.86 LD inbound, V=20.1 reported, elon. 173.6°
06322015 YJ last observed optically, by MRO at 19.90 LD outbound, V=22.9 reported
06282015 YC2 designation credited to MLS at 99.44 LD inbound, V=21.4 reported, elon. 171.6°
03152015 XV384 closest Earth approach = 7.04 LD - Note: JPL reports an approach to 7.04 LD (6.94 minimum) with an uncertainty of +/- one hour and 6 minutes.
03012015 YT last observed optically, by Tenagra II Obs. at 17.42 LD outbound, R=20.8 reported
0219distant 2009 BE58 last observed optically, by Spacewatch 1.8m at 184.93 LD, R=22.0 reported
18 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
21112015 YE1 enters 10-LD bubble130002310discovery MPEC issued for 2015 YQ
12322015 YQ1 enters 10-LD bubble120001709discovery MPEC issued for 2015 YJ
11422015 XL261 exits 10-LD bubble110001616discovery MPEC issued for 2015 YH
10472015 XX169 exits 10-LD bubble1200013112015 XL261 last observed optically, by Tenagra II Obs. at 10.03 LD outbound, R=20.4 reported, elon. 87.4°
08212015 XR169 exits 10-LD bubble1300012022015 XE last observed optically, by Steward Mt. Lemmon Sta. at 34.74 LD outbound, V=19.9 reported
07202016 AE65 enters 10-LD bubble1400009522015 YJ1 designation credited to MLS at 10.71 LD inbound, V=20.0 reported, elon. 177.5°
07552015 YH last observed optically, by Spacewatch 1.8m at 12.62 LD outbound, R=20.6 reported
07452015 YE1 designation credited to MLS at 11.11 LD inbound, V=20.0 reported, elon. 178.1°
07422015 YM1 designation credited to MLS at 4.16 LD outbound, V=19.1 reported, elon. 175.4°
07202015 XG352 last observed optically, by Nault/Apache Point at 54.74 LD outbound, R=22.2 reported
04292015 YC1 designation credited to CSS at 8.78 LD inbound, V=18.4 reported, elon. 167.8°
17 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
10502015 YC1 enters 10-LD bubble130001432discovery MPEC issued for 2015 XA379
1411discovery MPEC issued for 2015 XX378
1304discovery MPEC issued for 2015 YA
1304discovery MPEC issued for 2015 YA
1304discovery MPEC issued for 2015 YA
11582015 XL261 closest Earth approach = 9.73 LD
10232015 YQ designation credited to CSS at 24.67 LD outbound, V=19.6 reported, elon. 152.1°
06382015 YK designation credited to CSS at 9.73 LD inbound, V=19.6 reported, elon. 150.5°
04262015 YT designation credited to MLS at 14.00 LD outbound, V=19.8 reported, elon. 139.2°
16 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
20302015 YM1 exits Earth SOI120001444discovery MPEC issued for 2015 XT378
17322015 XD169 exits 10-LD bubble1210008332015 YJ designation credited to MLS at 9.11 LD outbound, V=20.9 reported, elon. 171.9°
14192015 YJ exits 10-LD bubble1310008002015 YA designation credited to CSS at 2.68 LD outbound, V=17.2 reported, elon. 142.9°
12152015 XL261 enters 10-LD bubble1410007372015 XP169 last observed optically, by Nault/Apache Point at 27.06 LD outbound, R=20.8 reported
11282015 YH exits 10-LD bubble1310007112015 XT378 last observed optically, by Tenagra II Obs. at 10.10 LD outbound, R=21.7 reported
11122015 YK enters 10-LD bubble1410006542015 YJ observed first, by MLS at 8.86 LD outbound, V=19.8 reported, elon. 172.0°
10262015 XY261 exits Earth SOI1310006492015 YH designation credited to MLS at 9.74 LD outbound, V=20.0 reported, elon. 170.6°
05442015 XT378 exits 10-LD bubble13200
03502015 YA exits Earth SOI14200
01462015 YQ10 enters 10-LD bubble14300
15 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
21002015 XV384 enters 10-LD bubble1330022282015 YM1 closest Earth approach = 1.95 LD
19482015 XY261 exits Earth-Moon system1230017162015 XY261 closest lunar approach = 1.38 LD
12402015 XA169 exits 10-LD bubble1230114222015 YM1 closest lunar approach = 2.51 LD
07532015 XY261 enters Earth-Moon system1330113502015 XY261 closest Earth approach = 0.75 LD
00252015 YM1 enters Earth SOI1330013092015 XN55 last observed optically, by Tenagra II Obs. at 2.50 LD outbound, R=18.4 reported, elon. 98.9°
11592015 XW384 last observed optically, by Micheli/Mauna Kea at 35.78 LD outbound, R=20.8 reported
08572015 XY261 last observed optically, by Tenagra II Obs. at 0.93 LD inbound, R=16.5 reported
05322015 XN55 closest Earth approach = 2.46 LD
04482015 YA closest Earth approach = 1.50 LD
14 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
19072015 XN261 enters 10-LD bubble132002142discovery MPEC issued for 2015 XG352
18212015 YT exits 10-LD bubble1220019212015 YA closest lunar approach = 1.91 LD
17152015 XY261 enters Earth SOI132001827discovery MPEC issued for 2015 XC352
15152015 XR169 exits Earth SOI1310015002015 XX169 closest Earth approach = 8.41 LD
12522015 YJ exits Earth SOI132001428discovery MPEC issued for 2015 XV351
09192015 XR169 more than one LD from Moon1330011552015 XA169 last observed optically, by Tenagra II Obs. at 8.58 LD outbound, R=20.7 reported
05462015 YA enters Earth SOI1331009182015 XH261 last observed optically, by Spacewatch 0.9m at 57.02 LD outbound, V=21.5 reported
05152015 XX128 exits Earth SOI1321009002015 XW384 designation credited to PS1 at 32.62 LD outbound, w=21.4 reported, elon. 170.0°
03402015 YJ exits Earth-Moon system1331007142015 XA379 designation credited to MLS at 42.50 LD inbound, V=21.6 reported, elon. 167.7°
0611distant 2015 XZ378 designation credited to MLS at 19.19 LD, V=21.3 reported, elon. 171.2°
03102015 XN55 first observed by radar, from DSS-14 at 2.90 LD inbound, V=18.13 calculated
01542015 XR169 closest lunar approach = 0.70 LD
00132015 XX128 closest Earth approach = 2.40 LD
13 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
21582015 YJ more than one LD from Moon1331121172015 YJ closest Earth approach = 0.19 LD
19102015 XX128 enters Earth SOI1332116332015 XR169 closest Earth approach = 1.32 LD
18272015 XR169 within one LD of Moon1322115472015 YJ closest lunar approach = 0.38 LD
14552015 YJ enters Earth-Moon system132111304discovery MPEC issued for 2015 XV261
14012015 XC exits 10-LD bubble1321011472015 XC352 designation credited to PS1 at 18.74 LD inbound, w=20.5 reported, elon. 148.7°
11232015 WA13 exits 10-LD bubble1421011322015 XT378 designation credited to PS1 at 5.53 LD outbound, w=20.1 reported, elon. 154.5°
09332015 YJ within one LD of Moon1521009462015 XU169 last observed optically, by Tenagra II Obs. at 11.40 LD outbound, R=21.2 reported
05432015 YJ enters Earth SOI1520009232012 XT111 last observed optically, by PS1 at 28.23 LD outbound, w=21.2 reported
09212015 XV129 last observed optically, by Tenagra II Obs. at 15.40 LD outbound, R=21.3 reported
06292015 XX169 last observed optically, by Tenagra II Obs. at 8.63 LD inbound, R=20.5 reported
06102015 XR169 last observed optically, by Tenagra II Obs. at 1.61 LD inbound, R=18.6 reported
12 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
23362015 YQ exits 10-LD bubble151002240discovery MPEC issued for 2015 XY261
17522015 XR169 enters Earth SOI1610014582015 XA169 closest Earth approach = 7.41 LD
04232015 XV1 exits 10-LD bubble1600011452015 VA106 last observed optically, by PS1 at 101.89 LD outbound, w=20.6 reported
11 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
19572015 XY261 enters 10-LD bubble170002218discovery MPEC issued for 2015 XN261
17212015 XU169 exits 10-LD bubble160002029discovery MPEC issued for 2015 XL261
04152015 YJ enters 10-LD bubble170001436discovery MPEC issued for 2015 XH261
00332015 XP exits 10-LD bubble160001305discovery MPEC issued for 2015 XU169
00022015 XT378 exits Earth SOI1700011352015 YQ closest Earth approach = 8.10 LD
03502015 XV261 designation credited to CSS at 10.64 LD outbound, V=18.6 reported, elon. 155.3°
10 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
20272015 XX169 enters 10-LD bubble171002309discovery MPEC issued for 2015 XX169
20172015 XV261 exits 10-LD bubble161002309discovery MPEC issued for 2015 XX169
18062015 VZ145 exits 10-LD bubble1710022382015 YH closest Earth approach = 5.04 LD
03502015 YA enters 10-LD bubble181001441discovery MPEC issued for 2015 XR169
1437discovery MPEC issued for 2015 XP169
11582015 XT378 closest Earth approach = 2.25 LD - Note: JPL reports an approach to 2.25 LD (2.23 minimum) .
08512015 XL261 designation credited to MLS at 19.51 LD inbound, V=20.1 reported, elon. 153.4°
08182015 XN261 designation credited to MLS at 14.91 LD inbound, V=20.33 calculated, elon. 153.3°
07372015 YT closest Earth approach = 5.57 LD
03042015 XU169 closest Earth approach = 9.52 LD
0104discovery MPEC issued for 2015 XD169
9 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
23542015 XT378 enters Earth SOI171002238discovery MPEC issued for 2015 XA169
23352015 YQ enters 10-LD bubble1700018062015 XT378 closest lunar approach = 2.14 LD
17402015 XA169 enters 10-LD bubble160001437discovery MPEC issued for 2015 XV168
13272015 YM1 enters 10-LD bubble1500012052015 XH261 designation credited to PS1 at 42.71 LD outbound, w=20.8 reported, elon. 173.9°
06272015 VO142 exits 10-LD bubble1400010492015 XV1 last observed optically, by Tenagra II Obs. at 6.35 LD outbound, R=19.6 reported
00522015 XR169 enters 10-LD bubble1500010482015 XR169 designation credited to PS1 at 9.12 LD inbound, w=21.3 reported, elon. 170.4°
08372015 XG352 designation credited to PS1 at 25.30 LD outbound, w=20.9 reported, elon. 148.3°
07362012 XT111 designation credited to MLS at 15.47 LD outbound, V=20.0 reported, elon. 165.3°
07232015 XV1 closest Earth approach = 6.33 LD - Note: JPL reports an approach to 6.36 LD (6.32 minimum) .
07042015 XX169 designation credited to MLS at 11.38 LD inbound, V=20.9 reported, elon. 161.4°
06372015 XV351 designation credited to PS1 at 27.45 LD inbound, w=22.4 reported, elon. 116.6°
05432015 XV168 last observed optically, by Holmes/CTIO at 12.48 LD outbound, V=21.0 reported
02472015 XP169 designation credited to MLS at 10.70 LD outbound, V=19.6 reported, elon. 141.5°
01512015 XC last observed optically, by Tenagra II Obs. at 3.55 LD outbound, R=19.2 reported, elon. 82.3°
8 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
18402015 XP169 exits 10-LD bubble140001454discovery MPEC issued for 2015 XV129
12572015 XU169 enters 10-LD bubble150001429discovery MPEC issued for 2015 XQ129
07102015 XN55 enters 10-LD bubble140001305discovery MPEC issued for 2015 XX128
11132015 XQ129 last observed optically, by Micheli/Mauna Kea at 91.05 LD outbound, R=22.1 reported
11072015 XV384 last observed optically, by Micheli/Mauna Kea at 24.39 LD inbound, R=20.9 reported
10192015 XC closest Earth approach = 3.34 LD
09402015 XX378 designation credited to PS1 at 55.11 LD inbound, w=21.9 reported, elon. 157.7°
08332015 VZ145 closest Earth approach = 9.18 LD
07402015 XA169 designation credited to MLS at 12.47 LD inbound, V=20.7 reported, elon. 166.4°
06172015 XD169 designation credited to PS1 at 4.46 LD outbound, w=19.9 reported, elon. 108.6°
03062015 XV261 closest Earth approach = 6.79 LD
02462015 XB128 last observed optically, by Holmes/CTIO at 27.60 LD outbound, V=21.4 reported
7 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
19452015 XV129 exits 10-LD bubble1300011222015 XV129 designation credited to PS1 at 9.83 LD outbound, w=19.9 reported, elon. 167.0°
07542012 XT111 exits 10-LD bubble1400010022015 XV168 designation credited to PS1 at 10.96 LD outbound, w=20.9 reported, elon. 156.6°
08522015 XG352 observed first, by PS1 at 18.94 LD outbound, w=20.4 reported, elon. 149.2°
08382015 XV384 designation credited to PS1 at 26.74 LD inbound, w=22.4 reported, elon. 145.6°
0243discovery MPEC issued for 2015 XB128
6 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
15022015 XP exits Earth SOI1500015182015 WA13 closest Earth approach = 7.48 LD
10412015 XV1 enters 10-LD bubble151001454discovery MPEC issued for 2015 XG55
02412015 XV168 exits 10-LD bubble141001442discovery MPEC issued for 2015 XN55
1425discovery MPEC issued for 2015 XH55
1416discovery MPEC issued for 2015 XE55
11022015 XY261 designation credited to PS1 at 24.44 LD inbound, w=21.6 reported, elon. 174.4°
09422015 XC352 observed first, by PS1 at 26.39 LD inbound, R=21.3 reported, elon. 147.0°
09112015 WC1 last observed optically, by ARO Westfield at 23.98 LD outbound, V=21.2 reported
08302015 XC last observed by radar, from DSS-14 at 5.06 LD inbound, V=17.10 calculated
08282015 YK observed first, by PS1 at 15.56 LD inbound, w=20.3 reported, elon. 164.6°
08182015 XE55 last observed optically, by MRO at 41.15 LD outbound, V=21.9 reported
08032015 XH55 last observed optically, by MRO at 11.94 LD outbound, V=22.5 reported
06242015 XE last observed by radar, from Arecibo at 18.19 LD outbound, V=19.04 calculated
04582015 XP closest lunar approach = 1.76 LD
04302015 XC first observed by radar, from DSS-14 at 5.29 LD inbound, V=17.14 calculated
04062015 XG55 last observed optically, by MRO at 23.34 LD outbound, V=22.2 reported
02532015 WZ12 last observed optically, by Tenagra II Obs. at 12.17 LD outbound, R=21.0 reported
02282015 XD169 closest Earth approach = 4.06 LD
02212015 WA13 last observed by radar, from Arecibo at 7.50 LD inbound, V=18.79 calculated
5 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
23042015 VZ145 enters 10-LD bubble1510016272015 XV129 closest Earth approach = 9.42 LD
21032015 YT enters 10-LD bubble141001428discovery MPEC issued for 2015 XV1
09402015 XV261 enters 10-LD bubble1310013432015 XP closest Earth approach = 1.45 LD
08232015 YH enters 10-LD bubble1210010552015 XQ129 designation credited to PS1 at 77.85 LD outbound, w=22.0 reported, elon. 167.7°
02022015 XH55 exits 10-LD bubble1110007162015 XB128 designation credited to PS1 at 22.27 LD outbound, w=21.4 reported, elon. 112.5°
06302015 XE first observed by radar, from Arecibo at 16.96 LD outbound, V=18.86 calculated
06112015 XX128 designation credited to PS1 at 7.46 LD inbound, w=20.4 reported, elon. 99.2°
02332015 XP last observed optically, by Tenagra II Obs. at 1.68 LD inbound, R=17.6 reported, elon. 77.4°
02302015 XP169 closest Earth approach = 5.03 LD
01172012 XT111 closest Earth approach = 6.69 LD
4 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
17452015 XT378 enters 10-LD bubble1210007212015 WV12 last observed optically, by Nault/Apache Point at 12.08 LD outbound, R=18.5 reported
16182015 XW384 exits 10-LD bubble1110007112015 XN55 designation credited to PS1 at 15.59 LD inbound, w=20.7 reported, elon. 171.4°
12232015 XP enters Earth SOI1210006112015 XV1 designation credited to MLS at 15.08 LD inbound, V=20.22 calculated, elon. 176.0°
11392015 XG352 exits 10-LD bubble1200003052015 WA13 first observed by radar, from Arecibo at 7.87 LD inbound, V=18.94 calculated
01012015 WZ12 exits 10-LD bubble13000
3 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
12582015 XV129 enters 10-LD bubble140001420discovery MPEC issued for 2015 XP
07032015 XC enters 10-LD bubble1300008422015 XW384 closest Earth approach = 9.29 LD - Note: JPL reports an approach uncertainty of +/- 6 hours and 25 minutes.
04182015 WV12 exits 10-LD bubble1200008362015 XX378 observed first, by PS1 at 73.56 LD inbound, R=22.6 reported, elon. 160.0°
08342015 XU169 designation credited to PS1 at 16.22 LD inbound, w=20.8 reported, elon. 162.3°
08332015 WN1 last observed optically, by Spacewatch 1.8m at 42.63 LD outbound, V=22.48 calculated
07522015 XH55 designation credited to MLS at 7.35 LD outbound, V=20.6 reported, elon. 178.3°
07482015 XG55 designation credited to MLS at 12.39 LD outbound, V=20.6 reported, elon. 177.1°
2 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
18342012 XT111 enters 10-LD bubble130001958discovery MPEC issued for 2015 XE
16042015 XG55 exits 10-LD bubble120001933discovery MPEC issued for 2015 XC
01052015 XW384 enters 10-LD bubble1300007312015 XE55 designation credited to PS1 at 32.45 LD outbound, w=21.5 reported, elon. 169.6°
04162015 XP designation credited to CSS at 6.33 LD inbound, V=18.9 reported, elon. 118.9°
02582015 WZ12 first observed by radar, from Arecibo at 8.92 LD outbound, V=19.52 calculated
1 Dec. 2015
UTBoundary Transitions<10<SIM<1E<1Events
22352015 XX128 enters 10-LD bubble120001953discovery MPEC issued for 2015 WA13
10172015 XP169 enters 10-LD bubble110001625discovery MPEC issued for 2015 WZ12
14482015 XG352 closest Earth approach = 3.85 LD
1303discovery MPEC issued for 2015 WV12
1211/2016 BA14 observed first, by PS1 at 334.07 LD inbound, R=20.6 reported, elon. 130.7°
1055distant 2009 BE58 observed first, by PS1 at 137.70 LD, r=20.2 reported, elon. 173.0°
10252015 WB1 last observed optically, by Tenagra II Obs. at 54.75 LD outbound, R=20.4 reported
09592015 XE designation credited to CSS at 12.48 LD outbound, V=17.6 reported, elon. 168.1°
09312015 WZ12 closest Earth approach = 8.82 LD
08482015 XC designation credited to CSS at 13.42 LD inbound, V=18.4 reported, elon. 169.5°
06122015 XB128 observed first, by PS1 at 15.16 LD outbound, w=20.7 reported, elon. 117.7°
06052015 VE last observed optically, by Spacewatch/KPNO at 45.79 LD outbound, V=23.05 calculated


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