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
2021-01-06 07:04:21 C 02 01 55.874 +11 12 06.31 U F52
2021-01-06 07:21:50 C 02 01 55.864 +11 11 59.73 U F52
2021-01-06 07:39:18 C 02 01 55.864 +11 11 53.17 U F52
2021-01-07 06:18:53 C 02 02 04.35 +11 03 42.0 V T08
2021-01-07 06:27:25 C 02 02 04.36 +11 03 38.4 V T08
2021-01-07 06:48:14 C 02 02 04.41 +11 03 31.8 V T08
2021-01-07 07:10:45 C 02 02 04.44 +11 03 22.9 V T08
2021-01-10 03:11:39 C 02 02 48.79 +10 40 38.6 V G96
2021-01-10 03:19:03 C 02 02 48.86 +10 40 36.2 V G96
2021-01-10 03:26:27 C 02 02 48.93 +10 40 34.0 V G96
2021-01-10 03:33:50 C 02 02 48.99 +10 40 31.6 V G96
2021-01-13 07:39:13 C 02 04 10.92 +10 18 24.8 V T05
2021-01-13 07:43:52 C 02 04 11.02 +10 18 23.3 V T05
2021-01-13 07:45:11 C 02 04 11.01 +10 18 22.9 V T05
2021-01-13 07:54:25 C 02 04 11.27 +10 18 19.7 V T05
2021-01-13 08:12:55 C 02 04 11.48 +10 18 15.1 V T05
2021-01-16 03:09:50 C 02 05 51.76 +10 01 14.0 U I41
2021-01-16 03:28:56 C 02 05 52.20 +10 01 09.3 U I41
2021-01-16 04:10:18 C 02 05 53.14 +10 00 59.2 U I41
2021-01-16 04:29:41 C 02 05 53.61 +10 00 54.8 U I41
2021-02-01 05:57:21 C 02 22 02.653 +08 55 21.22 U F51
2021-02-01 06:16:12 C 02 22 03.570 +08 55 18.70 U F51
2021-02-01 06:35:02 C 02 22 04.489 +08 55 16.11 U F51
2021-02-01 06:53:54 C 02 22 05.412 +08 55 13.50 U F51
2021-05-14 13:04:14 S 22 05 34.697 -27 15 06.70 L C51
2021-05-14 16:12:33 S 22 04 25.630 -27 13 58.22 L C51
2021-05-14 17:46:37 S 22 03 51.290 -27 13 24.31 L C51
2021-05-14 20:54:56 S 22 02 42.662 -27 12 14.08 L C51
2021-05-17 14:05:42 C 21 40 00.92 -26 42 44.4 V T08
2021-05-17 14:13:40 C 21 39 58.07 -26 42 40.6 V T08
2021-05-17 14:37:25 C 21 39 49.59 -26 42 29.4 V T08
2021-05-17 14:48:01 C 21 39 45.78 -26 42 24.3 V T08
2021-05-19 13:42:56 C 21 24 29.42 -26 15 02.9 V T05
2021-05-19 13:52:45 C 21 24 26.14 -26 14 58.1 V T05
2021-05-19 14:19:49 C 21 24 16.98 -26 14 43.0 V T05
2021-05-19 14:29:40 C 21 24 13.67 -26 14 37.5 V T05
2021-05-23 13:14:04 C 20 55 59.74 -25 10 55.5 V T05
2021-05-23 13:18:41 C 20 55 58.36 -25 10 52.5 V T05
2021-05-23 13:27:15 C 20 55 55.78 -25 10 46.9 V T05
2021-05-23 13:41:52 C 20 55 51.38 -25 10 37.3 V T05
2021-05-25 12:04:47 C 20 43 13.08 -24 37 08.1 V T08
2021-05-25 12:09:26 C 20 43 11.76 -24 37 05.1 V T08
2021-05-25 12:17:24 C 20 43 09.52 -24 37 00.1 V T08
2021-05-25 12:32:00 C 20 43 05.40 -24 36 50.4 V T08
2021-05-31 13:08:33 C 20 07 46.09 -22 51 50.4 V T05
2021-05-31 13:11:11 C 20 07 45.47 -22 51 48.6 V T05
2021-05-31 13:15:48 C 20 07 44.34 -22 51 45.4 V T05
2021-05-31 13:23:42 C 20 07 42.42 -22 51 39.8 V T05
2021-06-02 11:21:29 C 19 57 40.34 -22 19 19.7 V T08
2021-06-02 11:27:27 C 19 57 38.98 -22 19 15.9 V T08
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)