<10=less than 10 LD from Earth

EBN Timeline for January 2011

<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 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
18072011 CA4 exits Earth-Moon system410004092011 CA4 closest Earth approach = 0.64 LD
30 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
14102011 CA4 enters Earth-Moon system410122082011 CA4 closest lunar approach = 1.34 LD
18052011 BG24 closest Earth approach = 5.94 LD
12352010 UE51 last observed optically, by MRO at 12.29 LD outbound, R=20.8 reported
11252011 BF10 closest Earth approach = 9.07 LD
11242011 BU59 designation credited to PS1 at 41.29 LD outbound, w=22.3 reported, elon. 171.4°
10502011 BY10 last observed optically, by PS1 at 17.65 LD outbound, w=22.1 reported
07522010 WD9 last observed optically, by PS1 at 104.07 LD outbound, w=22.3 reported
07242011 BV59 designation credited to PS1 at 30.64 LD inbound, w=22.7 reported, elon. 166.0°
29 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
21042011 AL37 exits 10-LD bubble410015182011 BG24 last observed optically, by Mt. John Obs. at 6.15 LD inbound, R=19.0 reported
09372011 CA4 enters Earth SOI510006102011 BE24 last observed optically, by ARO Westfield at 14.32 LD inbound, V=19.7 reported
28 Jan. 2011
UTEvents
09272011 BE24 designation credited to CSS at 15.65 LD inbound, V=19.4 reported, elon. 155.0°
08392010 RF181 last observed optically, by Trueblood/KPNO at 145.31 LD outbound, V=20.0 reported
05002011 BW11 last observed optically, by Trueblood/KPNO at 15.74 LD outbound, V=22.2 reported
27 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
11222011 BF10 enters 10-LD bubble500010002011 BG24 designation credited to LINEAR at 7.62 LD inbound, mag 19.0 reported, elon. 158.7°
10272011 CQ1 enters 10-LD bubble4000
04322011 AL37 exits Earth SOI3000
03182011 BW11 exits 10-LD bubble3100
01532006 QM111 exits 10-LD bubble4100
26 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
15092011 AL37 enters Earth SOI510022502011 AL37 closest lunar approach = 1.52 LD
01512011 BY10 exits 10-LD bubble500021502011 AL37 closest Earth approach = 2.22 LD
21012011 BZ11 last observed optically, by Naef Obs. at 14.77 LD outbound, V=19.6 reported
17472011 AL37 last observed optically, by Hamamatsu-Yuto Obs. at 2.29 LD inbound, V=16.1 reported
10522011 BZ11 designation credited to CSS at 13.60 LD outbound, V=19.2 reported, elon. 163.9°
09202011 BZ11 observed first, by CSS at 13.42 LD outbound, V=19.3 reported, elon. 163.6°
06212011 BW11 designation credited to CSS at 5.33 LD outbound, V=19.8 reported, elon. 171.8°
25 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
17132011 BW11 exits Earth SOI600013302006 QM111 closest Earth approach = 7.54 LD - Note: JPL has not posted an Earth close
approach listing for this object, indicating an uncertainty exceeding +/- ten days.
10462011 BW11 exits Earth-Moon system610008092011 BW10 last observed optically, by ARO Westfield at 26.88 LD outbound, V=19.5 reported
08352011 BW11 more than one LD from Moon610107192011 BW11 closest lunar approach = 0.95 LD
05582011 BW11 within one LD of Moon611106432011 BF10 last observed optically, by ARO Westfield at 11.65 LD inbound, V=20.4 reported
03302011 BG24 enters 10-LD bubble610106332011 BW11 closest Earth approach = 0.34 LD
02302011 BZ11 exits 10-LD bubble5101
02202011 BW11 enters Earth-Moon system6101
24 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
19532011 BW11 enters Earth SOI610012072011 BW10 designation credited to MLS at 22.77 LD outbound, V=19.5 reported, elon. 171.1°
01072006 QM111 enters 10-LD bubble600010332011 BY10 designation credited to MLS at 7.17 LD outbound, V=19.3 reported, elon. 153.5°
23 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
22382011 AL37 enters 10-LD bubble500006272011 BF10 designation credited to MLS at 13.64 LD inbound, V=20.9 reported, elon. 175.6°
11592011 CA4 enters 10-LD bubble4000
09482011 BW11 enters 10-LD bubble3000
07302011 AM37 exits 10-LD bubble2000
22 Jan. 2011
UTEvents
02362011 BZ11 closest Earth approach = 4.83 LD - Note: JPL reports an approach uncertainty of +/- one hour and 3 minutes.
21 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
15012011 BY10 exits Earth SOI300008072010 YS last observed optically, by ARO Westfield at 73.04 LD outbound, V=20.4 reported
12262011 BW10 exits 10-LD bubble3100
07312011 AB37 exits 10-LD bubble4100
06252011 BY10 more than one LD from Moon5100
20 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
18192011 AN52 exits 10-LD bubble511020042011 BY10 closest lunar approach = 0.68 LD
13372011 BY10 exits Earth-Moon system611010202011 BW10 closest Earth approach = 8.25 LD - Note: JPL reports an approach at 1023 UTC with an uncertainty of +/- 5 minutes.
09362011 BY10 within one LD of Moon611108282011 BY10 closest Earth approach = 0.93 LD
03192011 BY10 enters Earth-Moon system6101
19 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
08132011 BW10 enters 10-LD bubble610009072011 AB37 closest Earth approach = 9.46 LD - Note: JPL reports an approach to 9.4 LD (9.1 minimum) with an uncertainty of +/- 3 minutes.
02442011 BZ11 enters 10-LD bubble5100
01552011 BY10 enters Earth SOI4100
18 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1
14292011 AN52 exits Earth SOI4000
04362009 BS5 exits 10-LD bubble4100
03032011 AN52 exits Earth-Moon system5100
17 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
21102011 AN52 more than one LD from Moon510123182011 AN52 closest Earth approach = 0.83 LD
19332011 AN52 enters Earth-Moon system511117292011 AN52 closest lunar approach = 0.83 LD
16102011 AH5 exits 10-LD bubble511004072011 AN52 last observed optically, by ARO Westfield at 2.97 LD inbound, V=18.8 reported
15102011 AY22 exits 10-LD bubble6110
13482011 AN52 within one LD of Moon7110
10552011 AB37 enters 10-LD bubble7100
08072011 AN52 enters Earth SOI6100
16 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
05242011 AN1 exits 10-LD bubble600007482011 AN37 last observed optically, by Chabot Obs. at 26.49 LD outbound, R=20.6 reported
15 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1
11412011 BU59 exits 10-LD bubble7000
04162011 AN52 enters 10-LD bubble8000
14 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
15062011 BY10 enters 10-LD bubble700014072011 AY22 closest Earth approach = 4.08 LD
05492011 AM37 exits Earth SOI600009302011 AM37 last observed optically, by MRO at 2.53 LD outbound, R=19.3 reported
07502011 AN52 designation credited to MLS at 13.03 LD inbound, V=21.6 reported, elon. 179.4°
07422011 AN37 designation credited to MLS at 23.53 LD outbound, V=20.4 reported, elon. 176.4°
04522011 AB37 last observed optically, by Schiaparelli Obs. at 12.89 LD inbound, R=19.7 reported
13 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
15202011 AN4 exits 10-LD bubble610019552011 BU59 closest Earth approach = 9.20 LD - Note: JPL reports an approach at 1943 UTC with an uncertainty of +/- 16 minutes.
07532011 AZ22 exits 10-LD bubble710010082011 AB37 designation credited to CSS at 13.84 LD inbound, V=19.6 reported, elon. 149.7°
08522011 AH5 closest Earth approach = 3.35 LD
07552011 AM37 designation credited to CSS at 1.64 LD outbound, V=20.0 reported, elon. 150.0°
07352011 AL37 designation credited to MLS at 45.40 LD inbound, V=20.3 reported, elon. 165.9°
12 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
13142011 AM37 exits Earth-Moon system810013162011 AH5 last observed optically, by Tenagra II Obs. at 3.79 LD inbound, R=17.9 reported
05222010 UE51 exits 10-LD bubble810103542011 AY22 last observed optically, by Schiaparelli Obs. at 8.35 LD inbound, R=19.3 reported
04102011 BU59 enters 10-LD bubble9101
03042011 AE3 exits 10-LD bubble8101
11 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
13102011 AY22 enters 10-LD bubble910116402011 AZ22 last observed optically, by Bisei at 5.42 LD outbound, R=20.4 reported
11442011 AM37 closest Earth approach = 0.33 LD - Note: JPL reports an approach uncertainty of +/- 5 minutes.
08322011 AZ22 designation credited to CSS at 4.49 LD outbound, V=19.4 reported, elon. 166.4°
07542011 AY22 designation credited to CSS at 10.61 LD inbound, V=19.5 reported, elon. 173.0°
10 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
21402011 AM37 more than one LD from Moon810123522011 AN1 closest Earth approach = 5.51 LD
13162011 AZ22 exits Earth SOI811115192009 BS5 closest Earth approach = 3.66 LD - Note: JPL reports an approach at 1104 UTC with an uncertainty of +/- 3 days, 6 hours, and 29 minutes.
10142011 AM37 enters Earth-Moon system821105322011 AM37 closest lunar approach = 0.86 LD
9 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
13462011 AM37 within one LD of Moon821023202011 AN4 closest Earth approach = 5.11 LD
03202011 AZ22 enters Earth SOI820021432011 AN1 last observed optically, by Great Shefford Obs. at 5.78 LD inbound, R=20.0 reported
01242011 AH5 enters 10-LD bubble810020182011 AZ22 closest Earth approach = 1.32 LD - Note: JPL reports an approach uncertainty of +/- 20 minutes.
14122011 AZ22 closest lunar approach = 1.21 LD
05572011 AN4 last observed optically, by ARO Westfield at 5.39 LD inbound, V=19.7 reported
8 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
17362011 AM37 enters Earth SOI710008082011 AH5 designation credited to CSS at 11.50 LD inbound, V=19.5 reported, elon. 143.3°
03222011 AF3 exits 10-LD bubble7000
6 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
08372011 AZ22 enters 10-LD bubble800021482011 AF3 closest Earth approach = 4.77 LD - Note: JPL reports an approach to 4.7 LD (2.3 minimum) with an uncertainty of +/- 10 hours and 46 minutes.
07392011 AN4 enters 10-LD bubble7000
02192010 YD exits 10-LD bubble6000
5 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
19202011 AN1 enters 10-LD bubble700005572011 AN4 designation credited to MLS at 12.24 LD inbound, V=19.9 reported, elon. 156.1°
16152011 AF3 enters 10-LD bubble6000
01262011 AE3 exits Earth SOI5000
4 Jan. 2011
UTEvents
12132010 YD last observed optically, by MRO at 7.84 LD outbound, R=20.3 reported, elon. 97.8°
10092011 AF3 last observed optically, by CSS at 18.38 LD inbound, V=18.5 reported
09012011 AF3 designation credited to CSS at 18.71 LD inbound, V=18.8 reported, elon. 172.5°
07372010 WB last observed optically, by Spacewatch 1.8m at 86.10 LD outbound, V=22.33 calculated
07262011 AD3 last observed optically, by MRO at 19.41 LD outbound, R=20.3 reported
06442011 AE3 last observed optically, by CSS at 1.83 LD outbound, V=18.78 calculated
05432011 AE3 designation credited to CSS at 1.81 LD outbound, V=18.0 reported, elon. 109.0°
05302011 AD3 designation credited to MLS at 19.20 LD outbound, V=20.6 reported, elon. 170.9°
3 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
02072009 BS5 enters 10-LD bubble510011252011 AE3 closest Earth approach = 1.58 LD - Note: JPL reports an approach to 1.3 LD (0.02 minimum) at 1101 UTC with an uncertainty of +/- 6 hours and 43 minutes.
06202011 AN1 designation credited to MLS at 13.65 LD inbound, V=21.3 reported, elon. 175.3°
01202011 AE3 closest lunar approach = 1.94 LD
2 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1Events
21112011 AN37 exits 10-LD bubble410012492010 YD closest Earth approach = 6.65 LD
01572010 YO last observed optically, by ARO Westfield at 24.11 LD outbound, V=20.71 calculated
1 Jan. 2011
UTBoundary Transitions<10<SIM<1E<1
21242011 AE3 enters Earth SOI5100


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