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
2024-08-17 23:08:14 C 17 23 10.76 +26 19 47.1 V C40
2024-08-18 08:37:06 C 17 23 39.067 +26 11 31.09 V T08
2024-08-18 08:41:07 C 17 23 39.187 +26 11 27.20 V T08
2024-08-18 08:50:37 C 17 23 39.574 +26 11 18.17 V T08
2024-08-18 09:05:36 C 17 23 40.210 +26 11 04.63 V T08
2024-08-18 21:57:16 C 17 24 18.086 +25 59 33.04 Z C23
2024-08-18 22:29:59 C 17 24 19.457 +25 59 03.95 Z C23
2024-08-18 22:41:51 B 17 24 19.92 +25 58 59.7 X Y77
2024-08-18 22:48:30 B 17 24 20.20 +25 58 53.7 X Y77
2024-08-18 22:55:05 B 17 24 20.49 +25 58 47.4 X Y77
2024-08-19 07:38:50 C 17 24 45.636 +25 51 36.68 V T05
2024-08-19 07:43:23 C 17 24 45.780 +25 51 31.86 V T05
2024-08-19 07:51:52 C 17 24 46.044 +25 51 25.63 V T05
2024-08-19 08:07:09 C 17 24 46.646 +25 51 12.42 V T05
2024-08-21 20:10:58 B 17 27 28.46 +25 04 46.2 V 130
2024-08-21 20:25:44 B 17 27 28.99 +25 04 35.8 V 130
2024-08-22 14:25:09 C 17 28 14.45 +24 52 08.5 V D29
2024-08-22 14:42:50 C 17 28 15.12 +24 51 56.1 V D29
2024-08-22 15:00:32 C 17 28 15.78 +24 51 43.6 V D29
2024-08-23 08:09:44 C 17 28 59.162 +24 40 23.92 V T05
2024-08-23 08:14:17 C 17 28 59.323 +24 40 20.32 V T05
2024-08-23 08:22:16 C 17 28 59.578 +24 40 14.63 V T05
2024-08-23 08:36:38 C 17 29 00.132 +24 40 06.49 V T05
2024-08-23 20:30:43 B 17 29 30.42 +24 32 19.1 X Y77
2024-08-23 20:37:17 B 17 29 30.68 +24 32 14.8 X Y77
2024-08-23 20:43:53 B 17 29 30.90 +24 32 10.5 X Y77
2024-08-24 06:32:06 C 17 29 55.078 +24 26 09.13 V T08
2024-08-24 06:36:19 C 17 29 55.186 +24 26 06.61 V T08
2024-08-24 06:44:22 C 17 29 55.445 +24 26 01.79 V T08
2024-08-24 06:59:45 C 17 29 55.999 +24 25 51.64 V T08
2024-08-26 20:51:49 C 17 32 25.186 +23 49 27.08 Z C23
2024-08-26 21:27:17 C 17 32 26.412 +23 49 06.49 Z C23
2024-08-27 06:57:04 C 17 32 49.150 +23 44 07.02 X F52
2024-08-27 07:12:19 C 17 32 49.661 +23 43 58.55 X F52
2024-08-27 07:27:31 C 17 32 50.175 +23 43 50.10 X F52
2024-08-27 07:42:39 C 17 32 50.651 +23 43 42.17 X F52
2024-08-27 20:28:01 C 17 33 21.158 +23 36 41.36 Z C23
2024-08-27 21:00:42 C 17 33 22.514 +23 36 24.80 Z C23
2024-08-28 06:24:00 C 17 33 44.815 +23 31 41.52 V T08
2024-08-28 06:24:40 C 17 33 44.846 +23 31 40.66 V T08
2024-08-28 07:04:38 C 17 33 46.178 +23 31 19.67 V T08
2024-08-28 07:05:18 C 17 33 46.243 +23 31 19.24 V T08
2024-08-28 07:27:27 C 17 33 46.956 +23 31 07.68 V T08
2024-08-29 07:14:56 C 17 34 43.063 +23 19 01.60 V T08
2024-08-29 07:33:12 C 17 34 43.740 +23 18 51.41 V T08
2024-08-29 07:57:19 C 17 34 44.527 +23 18 39.31 V T08
2024-08-29 08:02:07 C 17 34 44.705 +23 18 36.58 V T08
2024-09-01 07:06:37 C 17 37 32.467 +22 45 05.36 V T05
2024-09-01 07:11:49 C 17 37 32.654 +22 45 02.77 V T05
2024-09-01 07:26:23 C 17 37 33.156 +22 44 56.44 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)