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
2021-06-02 11:36:45 C 19 57 36.85 -22 19 09.9 V T08
2021-06-02 11:46:42 C 19 57 34.56 -22 19 03.4 V T08
2021-06-06 12:08:42 C 19 38 03.34 -21 14 58.4 V T08
2021-06-06 12:12:02 C 19 38 02.64 -21 14 56.3 V T08
2021-06-06 12:26:28 C 19 37 59.65 -21 14 47.4 V T08
2021-06-06 12:36:27 C 19 37 57.57 -21 14 41.0 V T08
2021-06-06 17:37:03 C 19 37 00.67 -21 11 38.2 q D29
2021-06-06 17:57:25 C 19 36 56.49 -21 11 25.6 q D29
2021-06-06 18:17:47 C 19 36 52.33 -21 11 13.0 q D29
2021-06-08 11:46:21 C 19 29 10.25 -20 45 24.3 V T05
2021-06-08 11:50:57 C 19 29 09.34 -20 45 21.6 V T05
2021-06-08 11:58:51 C 19 29 07.78 -20 45 17.0 V T05
2021-06-10 11:47:12 C 19 20 41.70 -20 17 10.0 V T08
2021-06-10 11:49:51 C 19 20 41.20 -20 17 08.5 V T08
2021-06-10 11:53:50 C 19 20 40.46 -20 17 06.2 V T08
2021-06-10 12:32:57 C 19 20 33.17 -20 16 44.1 V T08
2021-06-12 07:14:29 C 19 13 25.59 -19 52 23.9 X W84
2021-06-12 08:08:59 C 19 13 16.08 -19 51 53.6 X W84
2021-06-12 09:03:26 C 19 13 06.64 -19 51 22.6 X W84
2021-06-14 06:15:21 C 19 06 02.11 -19 27 57.2 X W84
2021-06-14 07:09:55 C 19 05 53.07 -19 27 29.4 X W84
2021-06-14 08:29:18 C 19 05 40.09 -19 26 47.8 X W84
2021-06-14 09:21:12 C 19 05 31.70 -19 26 19.8 X W84
2021-06-14 11:04:30 C 19 05 18.78 -19 26 10.3 V T08
2021-06-14 11:28:33 C 19 05 14.81 -19 25 58.5 V T08
2021-06-14 11:34:32 C 19 05 13.82 -19 25 55.6 V T08
2021-06-22 23:16:33 C 18 38 33.21 -18 00 33.6 V G17
2021-06-22 23:21:44 C 18 38 32.59 -18 00 32.1 V G17
2021-06-22 23:26:54 C 18 38 31.96 -18 00 29.9 V G17
2021-06-28 09:38:32 C 18 25 37.65 -17 21 46.3 V T05
2021-06-28 10:13:55 C 18 25 34.21 -17 21 37.7 V T05
2021-06-28 11:24:45 C 18 25 27.33 -17 21 19.7 V T05
2021-06-29 09:31:14 C 18 23 34.89 -17 15 57.6 V T05
2021-06-29 09:35:11 C 18 23 34.51 -17 15 56.3 V T05
2021-06-29 09:45:05 C 18 23 33.60 -17 15 54.4 V T05
2021-06-30 09:22:37 C 18 21 37.92 -17 10 30.3 V T08
2021-06-30 09:25:16 C 18 21 37.69 -17 10 29.8 V T08
2021-06-30 09:29:15 C 18 21 37.33 -17 10 28.8 V T08
2021-06-30 09:39:52 C 18 21 36.38 -17 10 26.8 V T08
2021-06-30 21:48:24 C 18 20 39.26 -17 07 57.0 V G17
2021-06-30 21:53:34 C 18 20 38.82 -17 07 56.1 V G17
2021-06-30 21:58:44 C 18 20 38.37 -17 07 54.8 V G17
2021-07-10 11:37:31 C 18 06 50.11 -16 33 49.7 V T05
2021-07-10 11:45:30 C 18 06 49.74 -16 33 48.6 V T05
2021-07-10 12:02:48 C 18 06 48.87 -16 33 47.0 V T05
2021-07-10 12:17:29 C 18 06 48.15 -16 33 45.3 V T05
2023-09-11 09:07:16 C 01 00 07.607 +15 16 41.22 X F52
2023-09-11 09:22:49 C 01 00 06.786 +15 16 38.31 X F52
2023-09-11 09:38:22 C 01 00 05.971 +15 16 35.48 X F52
2023-09-11 09:53:59 C 01 00 05.157 +15 16 32.62 X F52
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)