<10=less than 10 LD from Earth

EBN Timeline for February 2013

<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)
28 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
21032013 EB exits Earth SOI400015472013 EV27 closest Earth approach = 3.04 LD
02032013 DS9 exits 10-LD bubble410010472013 EB closest lunar approach = 1.29 LD
03532013 EB closest Earth approach = 1.03 LD - Note: JPL reports an approach to 1.03 LD (1.02 minimum) at 0357 UTC with an uncertainty of +/- 5 minutes.
27 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1
10422013 EB enters Earth SOI5100
26 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1
08472013 EQ41 enters 10-LD bubble5000
25 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1
06312013 EV27 enters 10-LD bubble4000
24 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
21212013 EB enters 10-LD bubble300021452013 DS9 closest Earth approach = 8.66 LD - Note: JPL reports an approach to 8.64 LD (8.60 minimum) .
18372013 BS45 exits 10-LD bubble200008462013 DC1 last observed optically, by McDonald Obs. at 45.11 LD outbound, V=20.89 calculated
05282013 DB last observed optically, by ARO Westfield at 12.15 LD outbound, V=19.4 reported
23 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1
18592013 CZ87 exits 10-LD bubble3000
22 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1
2348367943 Duende (2012 DA14) exits 10-LD bubble4000
10422013 DB exits 10-LD bubble5000
21 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
17572013 DS9 enters 10-LD bubble60002023367943 Duende (2012 DA14) last observed optically, by SATINO-1 at 8.43 LD outbound, R=17.7 reported, elon. 92.5°
12102013 EC20 enters 10-LD bubble50001121discovery MPEC issued for 2013 DS9
07562013 CW129 exits 10-LD bubble400003212013 DS9 last observed optically, by ARO Westfield at 10.52 LD inbound, V=19.6 reported
20 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
16382013 CE82 exits 10-LD bubble500000572013 CZ87 last observed optically, by Great Shefford Obs. at 7.13 LD outbound, R=18.9 reported
19 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
05132013 CW129 exits Earth SOI60001334discovery MPEC issued for 2013 DP1
04402013 DP1 exits 10-LD bubble610010092013 DP1 last observed optically, by Spacewatch 1.8m at 10.73 LD outbound, R=21.1 reported
01112013 CL129 exits 10-LD bubble710006262013 DS9 designation credited to MLS at 12.46 LD inbound, V=19.5 reported, elon. 159.1°
0543discovery MPEC issued for 2013 DC1
0534discovery MPEC issued for 2013 DA1
04512013 CZ87 closest Earth approach = 7.01 LD
18 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
08212013 BV15 exits 10-LD bubble810016162013 CW129 closest Earth approach = 1.31 LD
03182013 CW129 enters Earth SOI910016012013 CW129 closest lunar approach = 2.03 LD
08382013 DP1 designation credited to MLS at 7.34 LD outbound, V=20.1 reported, elon. 166.8°
17 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
1153367943 Duende (2012 DA14) exits Earth SOI900016392013 CE82 closest Earth approach = 4.60 LD
1500discovery MPEC issued for 2013 CW129
10382013 CW129 last observed optically, by Tholen team/Mauna Kea at 4.79 LD inbound, R=19.2 reported
08282013 DC1 designation credited to CSS at 27.57 LD outbound, V=20.3 reported, elon. 155.7°
08102013 DA1 designation credited to MLS at 10.12 LD outbound, V=20.0 reported, elon. 171.3°
06012013 BD74 last observed optically, by MLS at 65.72 LD outbound, V=20.8 reported
16 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
17422013 DA1 exits 10-LD bubble91002137discovery MPEC issued for 2013 DB
16352013 DP1 exits Earth SOI101001622discovery MPEC issued for 2013 CL129
1147367943 Duende (2012 DA14) exits Earth-Moon system102001537discovery MPEC issued for 2013 CF129
00352013 CW129 enters 10-LD bubble1020113292013 CE82 last observed optically, by Hills/RAS Moorook at 5.69 LD inbound, R=16.6 reported
04292013 DB designation credited to CSS at 4.99 LD outbound, V=17.7 reported, elon. 153.5°
03432013 DP1 closest Earth approach = 1.66 LD
01202013 DB closest Earth approach = 4.99 LD
00572013 CF129 last observed optically, by St. Pardon de Conques Obs. at 11.02 LD outbound, V=19.0 reported
0041367943 Duende (2012 DA14) closest lunar approach = 1.07 LD
15 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
14502013 DP1 enters Earth SOI920123002013 DP1 closest lunar approach = 1.19 LD
0302367943 Duende (2012 DA14) enters Earth-Moon system91011925367943 Duende (2012 DA14) closest Earth approach = 0.09 LD
1719discovery MPEC issued for 2013 CN118
04242013 CN118 last observed optically, by MLS at 25.30 LD outbound, V=21.08 calculated
01042013 CL129 last observed optically, by Great Shefford Obs. at 4.71 LD outbound, R=19.4 reported
14 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
16412013 CE82 enters 10-LD bubble910009492013 CW129 designation credited to PS1 at 16.02 LD inbound, w=21.9 reported, elon. 165.6°
15502013 CZ87 enters 10-LD bubble810008522013 CL129 designation credited to MLS at 3.83 LD outbound, V=19.3 reported, elon. 156.2°
09002013 CF129 exits 10-LD bubble710007092013 CF129 designation credited to CSS at 9.97 LD outbound, V=19.4 reported, elon. 155.4°
0257367943 Duende (2012 DA14) enters Earth SOI810006592013 BB70 last observed optically, by ARO Westfield at 76.73 LD outbound, V=22.5 reported
03352013 CN118 designation credited to MLS at 23.01 LD outbound, V=20.2 reported, elon. 141.7°
13 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
23002013 CY exits 10-LD bubble80001813discovery MPEC issued for 2013 CZ87
06132013 CL129 exits Earth SOI900007092013 BV15 closest Earth approach = 3.70 LD
02422013 DP1 enters 10-LD bubble9100
12 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
01152013 CL129 exits Earth-Moon system810009292013 CF129 closest Earth approach = 9.54 LD - Note: JPL reports an approach to 9.56 LD (9.50 minimum) with an uncertainty of +/- one minute.
08102013 BV15 last observed by radar, from DSS-14 at 4.10 LD inbound, V=16.12 calculated
01172013 BS45 closest Earth approach = 4.89 LD
11 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
21502013 BA74 exits 10-LD bubble81011713discovery MPEC issued for 2013 CE82
13342013 CL129 more than one LD from Moon910112492013 CL129 closest Earth approach = 0.72 LD - Note: JPL reports an approach to 0.72 LD with an uncertainty of +/- 7 minutes.
00232013 CL129 enters Earth-Moon system911107432013 BV15 last observed optically, by Sandlot Obs. at 5.19 LD inbound, R=15.9 reported
07202013 BV15 first observed by radar, from DSS-14 at 5.21 LD inbound, V=16.18 calculated
06452013 CZ87 designation credited to CSS at 14.32 LD inbound, V=19.2 reported, elon. 156.5°
10 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
10012013 CF129 enters 10-LD bubble911021532013 CL129 closest lunar approach = 0.46 LD
06232013 CL129 within one LD of Moon8110
9 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1
19242013 CL129 enters Earth SOI8100
17502013 DC1 exits 10-LD bubble8000
15182013 DB enters 10-LD bubble9000
8 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
1519367943 Duende (2012 DA14) enters 10-LD bubble800011192013 BA74 last observed optically, by Mt. John Obs. at 5.64 LD outbound, R=18.7 reported, elon. 83.1°
06332013 BV15 enters 10-LD bubble700010022013 BS45 last observed optically, by Spacewatch 1.8m at 5.48 LD inbound, R=18.9 reported
7 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
20472013 CN118 exits 10-LD bubble60001537discovery MPEC issued for 2013 CY32
01072013 CY32 exits 10-LD bubble700014432013 DA1 closest Earth approach = 9.07 LD - Note: JPL reports an approach to 9.06 LD (9.03 minimum) with an uncertainty of +/- 15 minutes.
09062013 CY32 last observed optically, by Spacewatch 1.8m at 12.40 LD outbound, R=21.0 reported
6 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
22132013 CL22 exits 10-LD bubble80001826discovery MPEC issued for 2013 CL22
07592013 BA74 closest Earth approach = 4.47 LD
07162013 DC1 closest Earth approach = 5.54 LD - Note: JPL reports an approach to 5.55 LD (5.47 minimum) with an uncertainty of +/- 5 minutes.
06192013 CY32 designation credited to CSS at 4.35 LD outbound, V=18.8 reported, elon. 159.3°
5 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
23492013 CY32 exits Earth SOI900015522013 CY32 closest Earth approach = 0.27 LD
19042013 CY32 exits Earth-Moon system910013462013 CY32 closest lunar approach = 0.45 LD
16392013 CY32 more than one LD from Moon910105542013 CE82 designation credited to MLS at 37.64 LD inbound, V=20.3 reported, elon. 170.2°
12402013 CY32 enters Earth-Moon system911101232013 CL22 designation credited to La Sagra Obs. at 6.02 LD outbound, V=16.7 reported, elon. 140.6°
10522013 CY32 within one LD of Moon9110
07552013 CY32 enters Earth SOI9100
4 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
06382013 CY32 enters 10-LD bubble900007042013 CN118 closest Earth approach = 5.98 LD - Note: JPL reports an approach to 5.99 LD (5.93 minimum) at 0636 UTC with an uncertainty of +/- 40 minutes.
00102015 CE1 exits 10-LD bubble8000
00072013 CL129 enters 10-LD bubble9000
3 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1
06522013 CL22 exits Earth SOI8000
2 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
20182013 DC1 enters 10-LD bubble81002258discovery MPEC issued for 2013 CY
14572013 CL22 closest lunar approach = 1.54 LD
07412013 CL22 closest Earth approach = 1.20 LD
01492015 CE1 closest Earth approach = 4.27 LD - Note: JPL reports an approach to 4.27 LD (3.34 minimum) with an uncertainty of +/- one day, 14 hours, and 11 minutes.
1 Feb. 2013
UTBoundary Transitions<10<SIM<1E<1Events
08302013 CL22 enters Earth SOI71001933discovery MPEC issued for 2013 BB74
1924discovery MPEC issued for 2013 BD74
1914discovery MPEC issued for 2013 BA74
13362013 BL18 last observed optically, by Tholen team/Mauna Kea at 61.46 LD outbound, R=22.9 reported
13032013 BR27 last observed optically, by Tholen team/Mauna Kea at 41.99 LD outbound, R=23.3 reported
12162013 AT27 last observed optically, by Tholen team/Mauna Kea at 54.31 LD outbound, R=22.6 reported
09092012 XJ134 last observed optically, by Tholen team/Mauna Kea at 296.84 LD outbound, R=22.7 reported
08222013 CY designation credited to CSS at 2.62 LD outbound, V=18.3 reported, elon. 160.1°
03272013 BB74 last observed optically, by Spacewatch 1.8m at 12.80 LD outbound, R=19.6 reported


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