163364 (2002 OD20)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3689086954 ± 9.28e-09
Semi-major axis (a)1.3652113042 AU ± 5.82e-10
Inclination (i)4.19272382° ± 2.11e-06
Long. of Asc. Node (Ω)259.84546661° ± 9.17e-06
Arg. of Perihelion (ω)275.32896840° ± 9.77e-06
Mean Anomaly (M)331.28901593° ± 3.71e-06
Mean Motion (n)0.6178918440°/day ± 3.95e-10
Perihelion dist (q)0.86157298 AU ± 1.27e-08
Aphelion dist (Q)1.86884963 AU ± 1.27e-08
Orbital Period1.59514370 yr ± 1.02e-09
Physical Parameters
H (abs. magnitude)18.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.277″
Uncertainty0
Orbit TypeApollo
MOID0.026069 AU
Observations Used602
Radar Obs Used5
Oppositions4
Arc Total2001-2025
First Observation Used2001-11-22
Last Observation Used2025-10-21
Observations (660)
Date Type RA Dec Mag Band Observatory
2001-11-22 14:41:13 C 09 52 46.09 +11 34 54.9 c 608
2001-11-22 14:56:02 C 09 52 49.01 +11 34 34.4 c 608
2001-11-22 15:10:42 C 09 52 51.94 +11 34 13.4 c 608
2001-12-23 14:43:05 C 12 44 01.35 -10 56 33.9 o 608
2001-12-23 15:06:19 C 12 44 07.38 -10 57 20.3 o 608
2002-07-21 10:36:22 C 22 13 15.89 -02 37 50.9 20.2 c 644
2002-07-21 10:51:25 C 22 13 14.89 -02 37 53.0 20.4 c 644
2002-07-21 11:06:18 C 22 13 13.90 -02 37 55.2 20.3 c 644
2002-07-22 09:27:02 C 22 11 48.14 -02 41 16.6 c 658
2002-07-22 09:29:31 C 22 11 48.01 -02 41 17.5 c 658
2002-07-22 09:32:24 C 22 11 47.75 -02 41 17.7 c 658
2002-07-22 09:35:39 C 22 11 47.55 -02 41 18.5 c 658
2002-07-22 09:38:07 C 22 11 47.36 -02 41 18.6 c 658
2002-07-22 10:42:42 C 22 11 42.93 -02 41 26.2 20.0 c 644
2002-07-22 10:57:38 C 22 11 41.92 -02 41 28.4 20.0 c 644
2002-07-22 11:12:44 C 22 11 40.86 -02 41 30.8 20.3 c 644
2002-07-23 09:08:29 C 22 10 14.48 -02 45 04.3 c 644
2002-07-23 09:23:44 C 22 10 13.40 -02 45 07.2 c 644
2002-07-23 09:45:52 C 22 10 11.87 -02 45 11.0 c 644
2002-07-29 06:36:26 C 22 00 08.52 -03 14 42.3 c 644
2002-07-29 06:51:55 C 22 00 07.33 -03 14 45.9 c 644
2002-07-29 16:15:35 C 21 59 23.95 -03 16 53.2 c 413
2002-07-29 16:17:52 C 21 59 23.81 -03 16 53.9 c 413
2002-07-29 16:20:09 C 21 59 23.62 -03 16 54.7 c 413
2002-07-31 06:37:30 C 21 56 27.15 -03 27 14.2 c 649
2002-07-31 06:42:42 C 21 56 26.79 -03 27 15.2 c 649
2002-07-31 06:47:56 C 21 56 26.34 -03 27 16.8 c 649
2002-07-31 17:59:33 C 21 55 33.27 -03 30 05.9 m 413
2002-07-31 18:01:50 C 21 55 33.06 -03 30 06.6 m 413
2002-08-05 10:42:39 C 21 46 31.63 -04 04 27.7 19.9 c 644
2002-08-05 10:57:50 C 21 46 30.33 -04 04 32.8 20.2 c 644
2002-08-05 11:12:52 C 21 46 29.10 -04 04 37.5 19.8 c 644
2002-08-05 22:44:42 C 21 45 33.22 -04 08 26.8 c 246
2002-08-05 22:47:34 C 21 45 33.05 -04 08 28.5 c 246
2002-08-05 22:51:09 C 21 45 32.73 -04 08 29.2 c 246
2002-08-05 22:54:59 C 21 45 32.40 -04 08 30.9 c 246
2002-08-05 22:56:34 C 21 45 32.29 -04 08 31.5 c 246
2002-08-09 06:32:48 C 21 39 00.70 -04 35 51.8 c 649
2002-08-09 06:38:01 C 21 39 00.23 -04 35 53.2 c 649
2002-08-09 06:43:14 C 21 38 59.81 -04 35 55.3 c 649
2002-08-11 08:15:19 C 21 34 56.64 -04 53 51.0 c 671
2002-08-11 08:18:10 C 21 34 56.42 -04 53 52.0 c 671
2002-08-11 08:21:01 C 21 34 56.17 -04 53 53.5 c 671
2002-08-14 07:02:54 C 21 29 13.88 -05 20 20.9 d 291
2002-08-14 07:08:25 C 21 29 13.44 -05 20 22.8 d 291
2002-08-14 07:14:51 C 21 29 12.89 -05 20 25.2 d 291
2002-08-15 05:30:36 C 21 27 27.21 -05 28 54.2 c 644
2002-08-15 07:19:50 C 21 27 18.26 -05 29 35.7 c 644
2002-08-15 09:03:50 C 21 27 09.71 -05 30 15.7 c 644
2002-08-16 08:41:57 C 21 25 18.59 -05 39 19.5 c 644
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-05-19 21:50:00 289971.876 3 Hz 8560 -14 -14
2013-05-19 22:00:00 288877.77 3 Hz 8560 -14 -14
2013-05-19 22:20:00 44126497.11 10 us 8560 -14 -14
2013-05-22 02:20:00 120531.656 3 Hz 8560 -14 -14
2013-05-22 02:40:00 39614561.06 2 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)