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
2012-11-07 11:09:37 C 02 52 10.56 +23 21 21.9 r 703
2012-11-07 11:15:59 C 02 52 09.98 +23 21 19.7 r 703
2012-11-07 21:53:39 C 02 51 13.16 +23 16 05.3 c A24
2012-11-07 21:54:41 C 02 51 13.03 +23 16 04.8 c A24
2012-11-07 21:55:44 C 02 51 12.97 +23 16 04.0 c A24
2012-11-07 21:56:46 C 02 51 12.86 +23 16 03.9 c A24
2012-11-07 23:00:58 C 02 51 06.76 +23 15 32.1 c A24
2012-11-07 23:02:00 C 02 51 06.64 +23 15 31.4 c A24
2012-11-07 23:03:02 C 02 51 06.56 +23 15 30.8 c A24
2012-11-07 23:04:05 C 02 51 06.48 +23 15 30.4 c A24
2012-11-12 07:21:08 C 02 41 22.124 +22 19 28.09 L F51
2012-11-12 07:38:55 C 02 41 20.355 +22 19 17.98 L F51
2012-11-12 07:50:28 C 02 41 19.208 +22 19 11.45 L F51
2012-11-12 08:08:46 C 02 41 17.389 +22 19 01.07 L F51
2012-11-20 04:00:08 C 02 23 26.84 +20 19 10.5 r 703
2012-11-20 04:07:22 C 02 23 26.05 +20 19 05.4 r 703
2012-11-20 04:14:44 C 02 23 25.29 +20 19 00.7 r 703
2012-11-20 04:22:08 C 02 23 24.64 +20 18 54.9 r 703
2012-11-20 04:57:41 C 02 23 21.12 +20 18 31.5 19.2 c 704
2012-11-20 05:18:48 C 02 23 19.06 +20 18 15.5 19.4 c 704
2012-11-20 05:41:02 C 02 23 16.88 +20 18 00.2 19.5 c 704
2012-11-20 06:02:13 C 02 23 14.82 +20 17 46.5 19.4 c 704
2012-12-01 03:56:33 C 02 01 15.78 +17 12 41.0 u H21
2012-12-01 04:00:03 C 02 01 15.52 +17 12 38.2 u H21
2012-12-01 04:05:29 C 02 01 15.08 +17 12 34.3 u H21
2012-12-02 02:37:25 C 01 59 39.51 +16 56 53.8 r 703
2012-12-02 02:44:43 C 01 59 38.94 +16 56 47.6 r 703
2012-12-02 02:52:03 C 01 59 38.32 +16 56 42.5 r 703
2012-12-02 02:59:21 C 01 59 37.78 +16 56 37.5 r 703
2012-12-04 18:02:45 C 01 55 26.27 +16 13 25.5 q B88
2012-12-04 18:42:14 C 01 55 23.65 +16 12 58.7 q B88
2012-12-04 19:09:21 C 01 55 21.92 +16 12 40.7 q B88
2012-12-05 22:43:28 C 01 53 39.87 +15 54 18.6 c A24
2012-12-05 22:44:30 C 01 53 39.86 +15 54 17.7 c A24
2012-12-12 02:45:12 C 01 46 11.74 +14 22 30.0 r 703
2012-12-12 02:53:00 C 01 46 11.46 +14 22 24.9 r 703
2012-12-12 03:00:50 C 01 46 11.06 +14 22 20.6 r 703
2012-12-12 03:08:30 C 01 46 10.66 +14 22 14.1 r 703
2012-12-12 19:17:54 C 01 45 31.77 +14 12 58.6 t 130
2012-12-12 19:24:22 C 01 45 31.48 +14 12 55.6 t 130
2012-12-12 19:29:23 C 01 45 31.25 +14 12 52.8 t 130
2012-12-12 19:35:16 C 01 45 30.99 +14 12 50.0 t 130
2012-12-13 03:11:28 C 01 45 13.42 +14 08 35.2 19.5 c 704
2012-12-13 03:30:54 C 01 45 12.62 +14 08 26.1 19.6 c 704
2012-12-13 04:09:41 C 01 45 10.92 +14 08 03.1 19.8 c 704
2012-12-13 04:29:29 C 01 45 10.12 +14 07 53.4 20.1 c 704
2013-01-06 03:42:28 C 01 42 56.59 +10 43 19.3 r 703
2013-01-06 03:52:10 C 01 42 56.77 +10 43 17.4 r 703
2013-01-06 04:01:50 C 01 42 56.95 +10 43 15.9 r 703
2013-01-06 04:11:25 C 01 42 57.16 +10 43 13.4 r 703
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)