162000 (1990 OS)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4623725595 ± 1.56e-08
Semi-major axis (a)1.6784345017 AU ± 1.07e-09
Inclination (i)1.09125004° ± 9.00e-07
Long. of Asc. Node (Ω)346.49072894° ± 1.17e-04
Arg. of Perihelion (ω)21.62257073° ± 1.19e-04
Mean Anomaly (M)60.95738853° ± 4.82e-06
Mean Motion (n)0.4532686462°/day ± 4.33e-10
Perihelion dist (q)0.90237245 AU ± 2.61e-08
Aphelion dist (Q)2.45449656 AU ± 2.62e-08
Orbital Period2.17448591 yr ± 2.08e-09
Physical Parameters
H (abs. magnitude)19.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.460″
Uncertainty0
Orbit TypeApollo
MOID0.009064 AU
Observations Used398
Radar Obs Used9
Oppositions7
Arc Total1990-2024
First Observation Used1990-07-21
Last Observation Used2024-02-11
Observations (421)
Date Type RA Dec Mag Band Observatory
2003-12-01 08:48:20 C 05 49 28.83 +34 27 45.0 c H41
2003-12-01 15:08:09 C 05 48 52.11 +34 19 49.7 m 379
2003-12-01 15:12:28 C 05 48 51.58 +34 19 43.9 m 379
2003-12-01 15:14:36 C 05 48 51.29 +34 19 41.9 m 379
2003-12-01 15:18:55 C 05 48 50.78 +34 19 36.5 m 379
2003-12-02 07:29:03 C 05 47 12.12 +34 00 02.6 c H41
2003-12-02 07:35:35 C 05 47 11.33 +33 59 54.7 c H41
2003-12-02 07:38:46 C 05 47 10.96 +33 59 50.8 c H41
2003-12-02 07:41:23 C 05 47 10.64 +33 59 47.8 c H41
2003-12-02 07:47:20 C 05 47 09.93 +33 59 40.8 c H41
2003-12-02 07:49:24 C 05 47 09.69 +33 59 38.3 c H41
2003-12-02 07:51:44 C 05 47 09.39 +33 59 35.4 c H41
2003-12-02 07:54:08 C 05 47 09.12 +33 59 32.6 c H41
2003-12-02 15:02:00 C 05 46 29.96 +33 51 15.7 m 379
2003-12-02 15:08:27 C 05 46 29.16 +33 51 08.2 m 379
2003-12-02 15:10:35 C 05 46 28.91 +33 51 05.9 m 379
2003-12-03 06:24:26 C 05 45 05.82 +33 33 58.9 15.9 c 704
2003-12-03 06:43:27 C 05 45 03.74 +33 33 40.0 16.2 c 704
2003-12-03 07:02:12 C 05 45 01.68 +33 33 19.9 16.1 c 704
2003-12-03 07:20:47 C 05 44 59.62 +33 32 59.8 16.2 c 704
2003-12-03 07:39:39 C 05 44 57.49 +33 32 40.0 16.3 c 704
2003-12-03 14:36:08 C 05 44 21.61 +33 25 08.1 m 379
2003-12-03 14:39:16 C 05 44 21.25 +33 25 05.3 m 379
2003-12-03 14:45:35 C 05 44 20.56 +33 24 58.5 m 379
2003-12-04 13:43:11 C 05 42 25.94 +33 01 16.9 m 379
2003-12-04 13:46:19 C 05 42 25.57 +33 01 13.2 m 379
2003-12-04 13:52:38 C 05 42 25.00 +33 01 08.2 m 379
2003-12-05 21:34:23 C 05 39 59.08 +32 30 46.4 c 130
2003-12-05 21:39:33 C 05 39 58.64 +32 30 42.1 c 130
2003-12-05 21:44:42 C 05 39 58.19 +32 30 37.7 c 130
2003-12-05 21:49:52 C 05 39 57.75 +32 30 33.2 c 130
2003-12-07 21:55:27 C 05 36 41.63 +31 49 37.2 A30
2003-12-07 21:57:56 C 05 36 41.48 +31 49 36.1 A30
2003-12-07 22:01:59 C 05 36 41.11 +31 49 32.3 A30
2003-12-07 22:07:01 C 05 36 40.73 +31 49 28.0 A30
2003-12-07 22:11:03 C 05 36 40.44 +31 49 25.7 A30
2003-12-08 00:11:22 C 05 36 31.88 +31 47 59.0 c 952
2003-12-08 00:14:30 C 05 36 31.64 +31 47 56.6 c 952
2003-12-08 00:17:39 C 05 36 31.40 +31 47 54.1 c 952
2003-12-08 00:20:00 C 05 36 31.19 +31 47 52.3 c 952
2003-12-08 00:22:22 C 05 36 31.01 +31 47 50.2 c 952
2003-12-08 06:25:36 C 05 36 08.54 +31 43 08.1 c H41
2003-12-08 06:31:03 C 05 36 08.13 +31 43 03.1 c H41
2003-12-08 06:33:38 C 05 36 07.92 +31 43 01.8 c H41
2003-12-08 06:36:40 C 05 36 07.68 +31 42 59.5 c H41
2003-12-08 06:38:57 C 05 36 07.46 +31 42 57.6 c H41
2003-12-08 19:02:28 C 05 35 24.33 +31 32 55.6 o 084
2003-12-11 07:37:56 C 05 32 03.67 +30 50 36.6 c H41
2003-12-11 07:40:15 C 05 32 03.46 +30 50 34.8 c H41
2003-12-11 07:45:46 C 05 32 03.13 +30 50 31.3 c H41
Radar Observations (9)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1990-08-02 10:40:00 348392 6 Hz 8495 -14 -14
1990-08-03 09:00:00 298666 6 Hz 8495 -14 -14
2003-11-05 16:52:00 126900.45 1 Hz 2380 -1 -1
2003-11-05 17:07:00 41103131.5 8 us 2380 -1 -1
2003-11-06 16:18:00 119965.29 1 Hz 2380 -1 -1
2003-11-06 16:29:00 36785518.6 0.5 us 2380 -1 -1
2003-11-11 14:20:00 22880622 10 us 8560 -14 -14
2003-11-11 22:00:00 22774376 1 us 8560 -14 -14
2003-11-12 14:40:00 22973782.6 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)