2008 OS7

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6466614054 ± 1.44e-08
Semi-major axis (a)1.9099458824 AU ± 2.32e-09
Inclination (i)7.03985905° ± 3.82e-06
Long. of Asc. Node (Ω)136.80779921° ± 4.91e-06
Arg. of Perihelion (ω)73.36372948° ± 6.30e-06
Mean Anomaly (M)228.69398202° ± 2.43e-07
Mean Motion (n)0.3734054767°/day ± 6.80e-10
Perihelion dist (q)0.67485759 AU ± 2.76e-08
Aphelion dist (Q)3.14503417 AU ± 2.78e-08
Orbital Period2.63956033 yr ± 4.80e-09
Physical Parameters
H (abs. magnitude)20.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.284″
Uncertainty0
Orbit TypeApollo
MOID0.010769 AU
Observations Used402
Radar Obs Used6
Oppositions10
Arc Total2008-2024
First Observation Used2008-07-30
Last Observation Used2024-02-02
Observations (479)
Date Type RA Dec Mag Band Observatory
2008-07-30 05:52:48 C 20 21 15.26 -11 01 02.9 r 703
2008-07-30 06:02:06 C 20 21 14.68 -11 01 27.6 r 703
2008-07-30 06:11:22 C 20 21 14.32 -11 01 50.8 r 703
2008-07-30 06:20:44 C 20 21 13.71 -11 02 16.0 r 703
2008-07-30 07:30:55 C 20 21 09.90 -11 05 16.6 r 703
2008-07-30 07:39:48 C 20 21 09.39 -11 05 39.3 r 703
2008-07-30 07:48:34 C 20 21 08.96 -11 06 01.6 r 703
2008-07-30 07:57:20 C 20 21 08.46 -11 06 24.1 r 703
2008-07-30 08:56:15 C 20 21 05.32 -11 08 55.1 r 703
2008-07-30 09:06:44 C 20 21 04.82 -11 09 20.6 r 703
2008-07-30 09:17:10 C 20 21 04.21 -11 09 47.9 r 703
2008-07-30 09:27:38 C 20 21 03.67 -11 10 14.0 r 703
2008-07-30 10:13:51 C 20 21 01.24 -11 12 11.2 r H06
2008-07-30 10:18:15 C 20 21 01.01 -11 12 21.3 r H06
2008-07-30 10:22:39 C 20 21 00.76 -11 12 31.5 r H06
2008-07-30 12:00:40 C 20 20 59.95 -11 15 53.3 r E16
2008-07-30 12:30:29 C 20 20 58.43 -11 17 08.5 r E16
2008-07-30 12:43:30 C 20 20 57.75 -11 17 41.5 r E16
2008-07-30 13:00:35 C 20 20 56.83 -11 18 24.5 r E16
2008-07-30 14:15:52 C 20 20 53.48 -11 22 23.7 r 900
2008-07-30 14:27:17 C 20 20 52.91 -11 22 51.6 r 900
2008-07-30 16:13:05 C 20 20 46.84 -11 26 23.2 r E16
2008-07-30 16:34:29 C 20 20 45.72 -11 27 15.7 r E16
2008-07-30 23:03:08 C 20 20 32.32 -11 44 01.3 r J95
2008-07-30 23:04:58 C 20 20 32.25 -11 44 05.5 r J95
2008-07-30 23:06:49 C 20 20 32.15 -11 44 10.1 r J95
2008-07-31 05:07:25 C 20 20 18.96 -11 58 16.4 r 682
2008-07-31 07:52:23 C 20 20 11.06 -12 04 41.8 r 682
2008-08-01 04:01:18 C 20 19 28.64 -12 49 20.0 o H55
2008-08-01 04:05:45 C 20 19 28.45 -12 49 29.5 o H55
2008-08-01 04:10:13 C 20 19 28.26 -12 49 39.0 o H55
2008-08-01 04:14:41 C 20 19 28.06 -12 49 48.5 o H55
2008-08-01 04:19:07 C 20 19 27.87 -12 49 58.0 o H55
2008-08-01 06:32:13 C 20 19 24.55 -12 54 00.8 r F84
2008-08-01 06:55:56 C 20 19 23.59 -12 54 51.3 r F84
2008-08-02 04:32:07 C 20 18 40.54 -13 38 52.0 o H55
2008-08-02 04:36:04 C 20 18 40.39 -13 38 59.6 o H55
2008-08-02 04:40:02 C 20 18 40.23 -13 39 07.2 o H55
2008-08-02 04:43:58 C 20 18 40.08 -13 39 14.8 o H55
2008-08-02 04:49:03 C 20 18 39.87 -13 39 24.6 o H55
2008-08-02 06:12:29 C 20 18 39.04 -13 41 27.1 r F84
2008-08-02 06:23:44 C 20 18 38.56 -13 41 48.1 r F84
2008-08-02 20:15:20 C 20 18 13.47 -14 08 09.7 r A78
2008-08-02 20:22:50 C 20 18 13.19 -14 08 23.6 r A78
2008-08-02 20:31:30 C 20 18 12.89 -14 08 39.1 r A78
2008-08-02 20:37:01 C 20 18 12.70 -14 08 49.2 r A78
2008-08-02 22:43:45 C 20 18 08.13 -14 12 38.3 r B38
2008-08-02 22:47:15 C 20 18 08.02 -14 12 44.5 r B38
2008-08-02 22:50:45 C 20 18 07.90 -14 12 50.7 r B38
2008-08-02 22:55:20 C 20 18 07.70 -14 12 58.7 r B38
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2024-01-30 07:00:00 904068.5 0.2 Hz 8560 -14 -14
2024-01-30 07:10:00 39528441 10 us 8560 -14 -14
2024-01-30 07:40:00 39339053 1 us 8560 -14 -14
2024-01-31 01:50:00 32634036.99 0.3 us 8560 -14 -14
2024-02-01 02:20:00 674012.729 0.2 Hz 8560 -13 -14
2024-02-02 10:42:00 66500.962 0.05 Hz 7159.45 -47 -43
Station codes
-47 DSS-47 ATCA (W196) -43 DSS-43 Tidbinbilla (70-m) -14 DSS-14 Goldstone (70-m) -13 DSS-13 Goldstone (34-m)