523664 (2012 OD1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5029107672 ± 2.97e-08
Semi-major axis (a)0.8287656941 AU ± 6.55e-10
Inclination (i)42.26154579° ± 3.34e-06
Long. of Asc. Node (Ω)303.72484716° ± 4.85e-07
Arg. of Perihelion (ω)224.35749168° ± 6.01e-07
Mean Anomaly (M)353.66647873° ± 3.61e-06
Mean Motion (n)1.3063652751°/day ± 1.55e-09
Perihelion dist (q)0.41197050 AU ± 2.46e-08
Aphelion dist (Q)1.24556089 AU ± 2.47e-08
Orbital Period0.75447986 yr ± 8.95e-10
Physical Parameters
H (abs. magnitude)18.52
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.331″
Uncertainty0
Orbit TypeAten
MOID0.039485 AU
Observations Used1418
Radar Obs Used5
Oppositions4
Arc Total2012-2024
First Observation Used2012-07-19
Last Observation Used2024-09-15
Observations (1825)
Date Type RA Dec Mag Band Observatory
2024-08-04 22:42:53 C 16 50 24.81 +37 07 55.5 V C40
2024-08-04 22:46:36 C 16 50 25.80 +37 07 36.9 V C40
2024-08-04 22:50:19 C 16 50 26.80 +37 07 18.2 V C40
2024-08-04 22:54:02 C 16 50 27.80 +37 06 59.4 V C40
2024-08-04 22:57:45 C 16 50 28.79 +37 06 40.7 V C40
2024-08-05 08:13:00 C 16 52 52.522 +36 24 09.76 V T08
2024-08-05 08:23:56 C 16 52 54.950 +36 23 19.43 V T08
2024-08-05 08:28:36 C 16 52 55.975 +36 22 57.90 V T08
2024-08-05 08:58:34 C 16 53 02.618 +36 20 40.02 V T08
2024-08-05 19:22:43 C 16 55 26.96 +35 35 32.0 V C40
2024-08-05 19:24:57 C 16 55 27.41 +35 35 22.6 V C40
2024-08-05 19:27:11 C 16 55 27.85 +35 35 13.3 V C40
2024-08-05 19:29:25 C 16 55 28.31 +35 35 04.0 V C40
2024-08-05 19:31:40 C 16 55 28.77 +35 34 54.7 V C40
2024-08-05 19:33:54 C 16 55 29.22 +35 34 45.3 V C40
2024-08-05 19:36:08 C 16 55 29.67 +35 34 36.0 V C40
2024-08-05 19:38:22 C 16 55 30.13 +35 34 26.6 V C40
2024-08-05 19:40:30 C 16 55 30.54 +35 34 17.7 V C40
2024-08-05 19:42:34 C 16 55 30.96 +35 34 09.2 V C40
2024-08-05 19:44:37 C 16 55 31.38 +35 34 00.7 V C40
2024-08-05 19:46:40 C 16 55 31.79 +35 33 52.1 V C40
2024-08-05 21:00:38 C 16 55 48.787 +35 28 46.92 Z C23
2024-08-05 21:04:57 C 16 55 49.670 +35 28 29.28 Z C23
2024-08-06 00:59:17 C 16 56 36.05 +35 12 40.3 W D51
2024-08-06 01:08:25 C 16 56 37.89 +35 12 03.9 W D51
2024-08-06 01:14:29 C 16 56 39.15 +35 11 39.1 W D51
2024-08-06 07:34:29 C 16 57 57.012 +34 48 15.12 V T08
2024-08-06 07:38:29 C 16 57 57.708 +34 48 00.00 V T08
2024-08-06 08:09:35 C 16 58 03.053 +34 46 02.14 V T08
2024-08-06 19:11:41 C 17 00 04.63 +34 06 12.6 V M77
2024-08-06 19:35:15 C 17 00 08.39 +34 04 51.1 V C40
2024-08-06 19:38:02 C 17 00 08.84 +34 04 41.4 V C40
2024-08-06 19:40:50 C 17 00 09.29 +34 04 31.7 V C40
2024-08-06 19:41:39 C 17 00 09.40 +34 04 28.5 V M77
2024-08-06 19:43:38 C 17 00 09.72 +34 04 22.0 V C40
2024-08-06 19:46:25 C 17 00 10.18 +34 04 12.3 V C40
2024-08-06 19:49:14 C 17 00 10.64 +34 04 02.6 V C40
2024-08-06 19:52:01 C 17 00 11.09 +34 03 52.8 V C40
2024-08-06 19:54:48 C 17 00 11.52 +34 03 43.1 V C40
2024-08-06 19:57:36 C 17 00 11.98 +34 03 33.4 V C40
2024-08-06 20:00:23 C 17 00 12.43 +34 03 23.8 V C40
2024-08-06 20:03:12 C 17 00 12.88 +34 03 14.1 V C40
2024-08-06 20:11:38 C 17 00 14.21 +34 02 44.8 V M77
2024-08-07 07:12:21 C 17 02 04.409 +33 27 21.38 V T05
2024-08-07 07:16:52 C 17 02 05.028 +33 27 07.09 V T05
2024-08-07 07:25:20 C 17 02 06.180 +33 26 40.27 V T05
2024-08-07 07:26:38 C 17 02 06.362 +33 26 36.10 V T05
2024-08-07 07:31:11 C 17 02 06.991 +33 26 21.73 V T05
2024-08-07 07:39:00 C 17 02 08.064 +33 25 57.04 V T05
2024-08-07 07:53:59 C 17 02 10.126 +33 25 09.48 V T05
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2024-07-26 15:10:00 43174668.84 10 us 8650 -14 -14
2024-07-26 15:20:00 43129048.583 2 us 8560 -14 -14
2024-07-27 14:00:00 38810421 1 us 8560 -14 -14
2024-07-29 23:10:00 45702826 1 us 8560 -14 -14
2024-07-31 04:10:00 56472712.1 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)