<10=less than 10 LD from Earth

EBN Timeline for December 2014

<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. 2014
UTBoundary Transitions<10<SIM<1E<1Events
19112014 UV210 exits 10-LD bubble91001948discovery MPEC issued for 2014 YE42
18342014 YU34 exits 10-LD bubble101001459discovery MPEC issued for 2014 YC42
18012014 YE42 enters 10-LD bubble1110011052014 YC42 last observed optically, by Sandlot Obs. at 6.39 LD outbound, R=18.7 reported, elon. 88.6°
10392014 YU34 last observed optically, by ARO Westfield at 9.58 LD outbound, V=18.0 reported
09432014 YD15 closest Earth approach = 1.60 LD
06572014 YR14 last observed optically, by ARO Westfield at 16.59 LD outbound, V=20.6 reported
04302014 YL42 designation credited to CSS at 15.45 LD outbound, V=18.1 reported, elon. 179.1°
03592014 YP9 last observed optically, by ARO Westfield at 42.20 LD outbound, V=20.3 reported
30 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
09352014 YD15 enters Earth SOI1010021472014 YD15 closest lunar approach = 1.70 LD
09512014 YE15 closest Earth approach = 2.93 LD
08272014 YE42 designation credited to MLS at 14.11 LD inbound, V=16.7 reported, elon. 159.9°
08012014 YE15 last observed optically, by Nault/Apache Point at 2.93 LD inbound, R=14.7 reported
07412014 YC42 closest Earth approach = 4.18 LD
06392014 WF201 last observed optically, by Tholen team/Mauna Kea at 43.59 LD outbound, R=21.2 reported
29 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
21442014 YL42 exits 10-LD bubble100002242discovery MPEC issued for 2014 YU34
17412014 YW14 exits Earth SOI110002046discovery MPEC issued for 2014 YP34
08192014 YR14 exits 10-LD bubble111001503discovery MPEC issued for 2014 YT15
1449discovery MPEC issued for 2014 YS15
12092014 YT15 last observed optically, by MLS at 3.80 LD outbound, V=18.0 reported
1204discovery MPEC issued for 2014 YD15
10322014 YC42 designation credited to CSS at 5.60 LD inbound, V=17.9 reported, elon. 134.8°
09542014 YT15 closest Earth approach = 3.80 LD
08272014 YU34 closest Earth approach = 8.22 LD
08042015 AK1 observed first, by MLS at 58.60 LD inbound, V=20.9 reported, elon. 166.7°
06002014 YR14 last observed by radar, from Arecibo at 9.67 LD outbound, V=19.05 calculated
05452014 YR14 first observed by radar, from Arecibo at 9.64 LD outbound, V=19.05 calculated
0532discovery MPEC issued for 2014 YE15
04192014 YV9 closest Earth approach = 4.86 LD
04172014 YD15 last observed optically, by MLS at 4.28 LD inbound, V=18.4 reported
28 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
04142014 YC42 enters 10-LD bubble1210022312014 YW14 closest lunar approach = 1.02 LD
00252014 YL42 exits Earth SOI1110014342014 YW14 closest Earth approach = 1.08 LD
1205discovery MPEC issued for 2014 YW14
1205discovery MPEC issued for 2014 YR14
09232014 YU34 designation credited to CSS at 8.52 LD inbound, V=17.0 reported, elon. 153.6°
08522014 YT15 designation credited to CSS at 4.08 LD inbound, V=19.0 reported, elon. 148.1°
08162014 YE15 designation credited to MLS at 3.66 LD inbound, V=18.6 reported, elon. 174.6°
07102014 YE15 observed first, by MLS at 3.69 LD inbound, V=19.0 reported, elon. 174.7°
05052014 YW14 last observed optically, by Sandlot Obs. at 1.32 LD inbound, R=16.8 reported
03492014 YP34 designation credited to MLS at 14.34 LD inbound, V=20.0 reported, elon. 148.9°
02052014 YD15 designation credited to CSS at 6.12 LD inbound, V=19.4 reported, elon. 134.1°
27 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
11282014 YW14 enters Earth SOI1120015052014 YS15 designation credited to PS1 at 36.40 LD outbound, w=20.7 reported, elon. 106.1°
04152014 YL42 enters Earth SOI1110014202014 YL42 closest Earth approach = 1.60 LD
01362014 YR14 exits Earth SOI1100012182014 YL42 closest lunar approach = 1.80 LD
08492014 YV9 last observed optically, by Tenagra II Obs. at 6.21 LD inbound, R=18.6 reported
06242014 YR14 designation credited to CSS at 3.04 LD outbound, V=16.6 reported, elon. 152.8°
06032014 YW14 designation credited to CSS at 2.80 LD inbound, V=17.7 reported, elon. 150.3°
26 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
22292014 YU34 enters 10-LD bubble1110009512014 YR14 closest Earth approach = 0.91 LD
12482014 YR14 exits Earth-Moon system101000809distant 425755 2011 CP4 observed first, by Holmes/CTIO at 74.46 LD, V=20.0 reported, elon. 96.5°
06542014 YR14 enters Earth-Moon system1010107082014 WB366 last observed optically, by ARO Westfield at 28.73 LD outbound, V=20.7 reported
04202014 YR14 closest lunar approach = 1.51 LD
25 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
20342014 YD15 enters 10-LD bubble101001533discovery MPEC issued for 2014 YV9
18052014 YR14 enters Earth SOI91001206discovery MPEC issued for 2014 YP9
06562014 YL42 enters 10-LD bubble9000
02082014 YV9 enters 10-LD bubble8000
24 Dec. 2014
UTEvents
07062014 XE32 last observed optically, by Nault/Apache Point at 43.08 LD outbound, R=21.9 reported
06492014 XC8 last observed optically, by Nault/Apache Point at 35.10 LD outbound, R=21.5 reported
04312014 YV9 designation credited to MLS at 11.73 LD inbound, V=19.9 reported, elon. 151.1°
23 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
11212014 YR14 enters 10-LD bubble70001447discovery MPEC issued for 2014 YB9
09332014 YP9 exits 10-LD bubble60001435discovery MPEC issued for 2014 YA9
09032014 YW14 enters 10-LD bubble700013062014 YB9 last observed optically, by Spacewatch 1.8m at 12.52 LD outbound, V=21.07 calculated
04182014 YP9 observed first, by PTF at 9.30 LD outbound, g=16.5 reported, elon. 143.0°
04182014 YP9 designation credited to PTF at 9.30 LD outbound, g=16.6 reported, elon. 143.0°
22 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
23402014 YT15 enters 10-LD bubble60001423discovery MPEC issued for 2014 YD1
21 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
16562014 YB9 exits 10-LD bubble500015472014 YP9 closest Earth approach = 6.51 LD
10522014 YE15 enters 10-LD bubble600010542014 YB9 designation credited to PS1 at 9.66 LD outbound, w=20.7 reported, elon. 163.5°
10252014 YA9 designation credited to MLS at 12.31 LD outbound, V=18.1 reported, elon. 132.5°
10142014 YA9 observed first, by MLS at 12.30 LD outbound, V=18.1 reported, elon. 132.5°
0252distant 413577 2005 UL5 last observed optically, by Spacewatch 1.8m at 219.43 LD, R=21.4 reported, elon. 75.7°
20 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
05432014 YA9 exits 10-LD bubble50001404discovery MPEC issued for 2014 XE32
1126357439 2004 BL86 observed first, by Tilley/iTelObs-SSO at 124.86 LD inbound, V=19.6 reported, elon. 65.0°
02532014 YD1 designation credited to ESA OGS at 19.11 LD outbound, R=20.3 reported, elon. 142.4°
19 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
22002014 YP9 enters 10-LD bubble600002562014 WA201 last observed optically, by Micheli/Paranal at 95.07 LD outbound, R=24.0 reported
18 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1
22272015 YA exits 10-LD bubble5000
09112014 XB6 exits 10-LD bubble6000
17 Dec. 2014
UTEvents
1532discovery MPEC issued for 2014 XC8
16 Dec. 2014
UTEvents
00162014 YA9 closest Earth approach = 4.50 LD
15 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
17152014 WX202 exits Earth SOI70001459discovery MPEC issued for 2014 XO7
12502014 WU200 exits Earth SOI710007402014 YB9 closest Earth approach = 3.87 LD
08462014 YS15 exits 10-LD bubble720006232014 XO7 last observed optically, by Spacewatch 1.8m at 22.88 LD outbound, R=20.8 reported
01242014 XC8 exits 10-LD bubble820005392014 XC8 designation credited to CSS at 10.45 LD outbound, V=18.9 reported, elon. 147.1°
14 Dec. 2014
UTEvents
14322015 YA closest Earth approach = 5.91 LD - Note: JPL reports an approach to 5.91 LD (5.45 minimum) with an uncertainty of +/- 17 minutes.
07172014 XB6 closest Earth approach = 7.55 LD - Note: JPL reports an approach to 7.55 LD (7.53 minimum) .
13 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
15132014 YD1 exits 10-LD bubble920017482014 UV210 closest Earth approach = 7.20 LD
03102014 XE32 exits 10-LD bubble1020006572014 XE32 designation credited to PS1 at 10.38 LD outbound, w=19.3 reported, elon. 166.6°
12 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
08152014 WC366 exits 10-LD bubble1120011372014 XO7 designation credited to PS1 at 15.45 LD outbound, r=20.0 reported, elon. 170.5°
11 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
18452014 YA9 enters 10-LD bubble1220021392014 XB6 last observed optically, by Schiaparelli Obs. at 8.50 LD inbound, R=18.7 reported
16492014 YS15 exits Earth SOI1120018502014 YD1 closest Earth approach = 9.30 LD
17472014 XC8 closest Earth approach = 4.13 LD
1203discovery MPEC issued for 2014 XB6
05012014 YS15 closest lunar approach = 1.37 LD
10 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
09182014 XO7 exits 10-LD bubble1130021042014 YS15 closest Earth approach = 1.58 LD
06282014 XB6 enters 10-LD bubble1230016302014 WU200 closest Earth approach = 1.17 LD
06252015 YA enters 10-LD bubble1130012482014 XE32 closest Earth approach = 6.12 LD
01202014 YS15 enters Earth SOI1030005252014 WU200 last observed optically, by Schiaparelli Obs. at 1.19 LD inbound, R=18.9 reported, elon. 90.0°
03022014 XB6 designation credited to CSS at 10.16 LD inbound, V=18.4 reported, elon. 174.3°
9 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
22322014 WB366 exits 10-LD bubble1020014322014 WC366 closest Earth approach = 4.21 LD - Note: JPL reports an approach to 4.21 LD (4.18 minimum) with an uncertainty of +/- 14 minutes.
22252014 YD1 enters 10-LD bubble11200
03092014 WY365 exits 10-LD bubble10200
8 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
20542014 YB9 enters 10-LD bubble1120002322014 WX202 last observed optically, by MRO at 0.98 LD outbound, R=20.4 reported, elon. 72.1°
13242014 WX202 exits Earth-Moon system10200
10142014 XC8 enters 10-LD bubble10201
7 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
22172014 XE32 enters 10-LD bubble920120082014 WX202 closest Earth approach = 0.98 LD
02492014 WX202 enters Earth-Moon system820114202014 WU200 closest lunar approach = 1.47 LD
6 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
20542014 WC366 enters 10-LD bubble820020252014 XO7 closest Earth approach = 3.21 LD
09282014 YS15 enters 10-LD bubble720016382014 WY365 closest Earth approach = 8.79 LD
01372014 WC201 exits 10-LD bubble620000422014 WY365 last observed optically, by Great Shefford Obs. at 8.89 LD inbound, R=18.8 reported
5 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
21072014 WX202 more than one LD from Moon720006522014 WB366 closest Earth approach = 8.03 LD
19312014 WU200 enters Earth SOI7210
01272014 WY119 exits 10-LD bubble7110
4 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
22292014 WO365 exits 10-LD bubble811005412014 WX202 closest lunar approach = 0.58 LD
09452014 WD366 exits 10-LD bubble9110
06242014 WY365 enters 10-LD bubble10110
3 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
11562014 WU202 exits 10-LD bubble91102146discovery MPEC issued for 2014 UV210
07312014 XO7 enters 10-LD bubble10110
2 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
22572014 WC201 exits Earth SOI911004492014 WC201 closest Earth approach = 1.43 LD
16532014 WX202 within one LD of Moon92100112discovery MPEC issued for 2014 WD366
0059discovery MPEC issued for 2014 WC366
0046discovery MPEC issued for 2014 WB366
00192014 WC201 closest lunar approach = 2.13 LD
0003discovery MPEC issued for 2014 WY365
1 Dec. 2014
UTBoundary Transitions<10<SIM<1E<1Events
10412014 WC201 enters Earth SOI92001720discovery MPEC issued for 2014 WO365
11442014 WC201 last observed optically, by Spacewatch 1.8m at 2.32 LD inbound, R=15.9 reported
11232014 WC366 last observed optically, by MLS at 27.44 LD inbound, V=20.0 reported
01382014 WO365 closest Earth approach = 3.20 LD
00362014 WD366 closest Earth approach = 8.27 LD


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