<10=less than 10 LD from Earth

EBN Timeline for December 2009

<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)
29 Dec. 2009
UTEvents
15192011 YD29 closest Earth approach = 5.99 LD - Note: JPL reports an approach at 2238 UTC with an uncertainty of +/- 12 hours and 54 minutes.
28 Dec. 2009
UTEvents
07412010 AR1 closest Earth approach = 4.43 LD
26 Dec. 2009
UTEvents
21052010 AH3 closest Earth approach = 4.33 LD - Note: JPL reports an approach at 2052 UTC with an uncertainty of +/- 21 minutes.
06312009 WG106 last observed optically, by Spacewatch 1.8m at 39.74 LD outbound, V=21.78 calculated
25 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1Events
08482009 XO2 exits 10-LD bubble400019382009 YR last observed optically, by Great Shefford Obs. at 4.32 LD outbound, R=20.1 reported
08232009 YR closest Earth approach = 4.31 LD
24 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
06152011 YD29 enters 10-LD bubble5000
23 Dec. 2009
UTEvents
01232009 XO2 closest Earth approach = 8.59 LD
22 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1Events
03122009 XR1 exits 10-LD bubble400008502009 YS last observed optically, by Sandlot Obs. at 10.41 LD outbound, R=19.0 reported
21 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
23292009 YS exits 10-LD bubble5000
22142010 AR1 enters 10-LD bubble6000
09592010 AH3 enters 10-LD bubble5000
20 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
18092009 XO2 enters 10-LD bubble4000
05522009 XZ6 exits 10-LD bubble3000
19 Dec. 2009
UTEvents
08592009 YS discovered by CSS at 7.29 LD outbound, V=18.2 reported, elon. 128.6°
06342009 YR discovered by MLS at 5.81 LD inbound, V=19.6 reported, elon. 166.1°
18 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
00512009 XQ2 exits 10-LD bubble4000
17 Dec. 2009
UTEvents
03512001 SG286 last observed optically, by ARO Westfield at 257.76 LD outbound, V=21.9 reported
16 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1Events
05282009 XR1 exits Earth SOI500000512009 XQ2 closest Earth approach = 5.71 LD - Note: JPL reports an approach uncertainty of +/- 3 hours and 30 minutes.
15 Dec. 2009
UTEvents
14162009 XR1 closest lunar approach = 2.61 LD
08092009 XZ6 discovered by CSS at 6.24 LD outbound, V=17.5 reported, elon. 165.9°
05462009 XR1 closest Earth approach = 1.95 LD - Note: JPL reports an approach uncertainty of +/- one hour and 17 minutes.
14 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
14332009 XP2 exits 10-LD bubble5100
10102009 YS exits Earth SOI6100
06072009 XR1 enters Earth SOI6200
00502009 XQ2 enters 10-LD bubble6100
13 Dec. 2009
UTEvents
07132009 XQ2 last observed optically, by CSS at 12.59 LD inbound, V=19.0 reported
04472009 XQ2 discovered by CSS at 12.97 LD inbound, V=19.7 reported, elon. 140.3°
03472009 XZ6 closest Earth approach = 5.71 LD
03162009 XP2 discovered by CSS at 9.02 LD outbound, V=18.1 reported, elon. 142.0°
12 Dec. 2009
UTEvents
16002009 XO2 discovered by SSS at 24.72 LD inbound, R=19.1 reported, elon. 133.1°
14592009 YS closest Earth approach = 1.46 LD - Note: JPL reports an approach uncertainty of +/- 5 minutes.
09002009 YS closest lunar approach = 2.06 LD
11 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1Events
14292009 YR enters 10-LD bubble510008582009 XR1 last observed optically, by Tenagra II Obs. at 5.87 LD inbound, R=21.8 reported
03302009 XR1 discovered by MLS at 6.18 LD inbound, V=21.4 reported, elon. 152.3°
10 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1Events
19462009 YS enters Earth SOI410022442009 XP2 closest Earth approach = 8.44 LD
9 Dec. 2009
UTEvents
06582009 WR52 last observed optically, by Tholen team/Mauna Kea at 28.36 LD outbound, R=23.7 reported
8 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
09432009 XR1 enters 10-LD bubble4000
02452009 WA52 exits 10-LD bubble3000
7 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
06072009 XP2 enters 10-LD bubble4000
5 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1Events
21562009 XZ6 enters 10-LD bubble300004122009 WA52 closest Earth approach = 8.25 LD
11362009 WV25 exits 10-LD bubble2000
3 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
04592009 YS enters 10-LD bubble3000
2 Dec. 2009
UTBoundary Transitions<10<SIM<1E<1
06072009 WA52 enters 10-LD bubble2000
02242009 WE106 exits 10-LD bubble1000
1 Dec. 2009
UTEvents
13532009 WV25 closest Earth approach = 2.91 LD
03052009 WV25 last observed optically, by ARO Westfield at 3.11 LD inbound, V=16.2 reported
01162009 WA52 last observed optically, by Great Shefford Obs. at 11.48 LD inbound, R=19.2 reported


http://www.HohmannTransfer.com/busy/timeline/09/12.htm
Publisher info, privacy & disclaimer
This page is © Copyright 2008-2015 Columbine of Maine - All Rights Reserved
Do NOT copy, mirror, or embed this Web page, which is subject to frequent change, but please do link to it and let others know about it. Individuals may make snapshot copies for their own personal offline use.
Please report broken links or other problems with this page to <webmaster@hohmanntransfer.com>.