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
2012-07-28 00:24:56 C 23 47 10.14 +48 00 32.9 u 160
2012-07-28 00:28:41 C 23 47 08.97 +48 00 44.0 u 160
2012-07-28 00:32:25 C 23 47 07.77 +48 00 54.9 u 160
2012-07-28 08:15:25 C 23 44 46.86 +48 24 10.7 u H45
2012-07-28 08:16:39 C 23 44 45.39 +48 24 14.2 u H45
2012-07-28 08:29:30 C 23 44 41.37 +48 24 52.6 u H45
2012-07-28 08:30:46 C 23 44 40.91 +48 24 56.6 u H45
2012-07-28 08:32:14 C 23 44 40.51 +48 25 00.9 u H45
2012-07-28 08:33:25 C 23 44 40.09 +48 25 04.7 u H45
2012-07-28 08:35:04 C 23 44 39.61 +48 25 09.4 u H45
2012-07-28 08:36:23 C 23 44 39.18 +48 25 13.5 u H45
2012-07-28 23:51:50 C 23 39 52.59 +49 10 06.7 u 160
2012-07-28 23:54:48 C 23 39 51.62 +49 10 15.5 u 160
2012-07-28 23:57:44 C 23 39 50.65 +49 10 24.2 u 160
2012-07-29 09:15:20 C 23 36 50.11 +49 37 18.9 u H21
2012-07-29 09:19:53 C 23 36 48.60 +49 37 31.7 u H21
2012-07-29 09:24:26 C 23 36 47.09 +49 37 44.9 u H21
2012-07-29 23:29:17 C 23 32 10.16 +50 17 28.6 u 160
2012-07-29 23:32:50 C 23 32 08.95 +50 17 38.4 u 160
2012-07-29 23:36:48 C 23 32 07.58 +50 17 49.4 u 160
2012-07-30 08:23:40 C 23 29 09.13 +50 42 11.2 u H21
2012-07-30 08:28:31 C 23 29 07.43 +50 42 24.6 u H21
2012-07-30 08:31:32 C 23 29 06.39 +50 42 32.8 u H21
2012-07-30 08:34:38 C 23 29 05.30 +50 42 41.3 u H21
2012-07-30 08:37:33 C 23 29 04.29 +50 42 49.2 u H21
2012-07-31 01:03:40 C 23 23 24.11 +51 27 02.0 u 160
2012-07-31 01:07:33 C 23 23 22.72 +51 27 12.2 u 160
2012-07-31 01:11:19 C 23 23 21.40 +51 27 21.9 u 160
2012-07-31 23:30:52 C 23 15 22.59 +52 24 50.1 u 160
2012-07-31 23:34:24 C 23 15 21.29 +52 24 59.6 u 160
2012-07-31 23:38:20 C 23 15 19.85 +52 25 09.9 u 160
2012-08-01 08:23:50 C 23 12 05.49 +52 46 55.8 u H21
2012-08-01 08:30:24 C 23 12 03.02 +52 47 12.0 u H21
2012-08-01 08:37:32 C 23 12 00.29 +52 47 29.1 u H21
2012-08-01 08:45:32 C 23 11 57.26 +52 47 48.8 u H21
2012-08-01 23:53:45 C 23 06 17.21 +53 24 02.7 u 160
2012-08-01 23:55:32 C 23 06 16.48 +53 24 06.7 u 160
2012-08-01 23:57:31 C 23 06 15.67 +53 24 11.4 u 160
2012-08-02 23:16:35 C 22 57 13.99 +54 16 58.7 u 160
2012-08-02 23:20:33 C 22 57 12.36 +54 17 07.5 u 160
2012-08-02 23:24:32 C 22 57 10.74 +54 17 16.1 u 160
2012-08-03 01:52:58 C 22 56 11.31 +54 22 40.8 v I93
2012-08-03 02:15:48 C 22 56 02.10 +54 23 30.4 v I93
2012-08-03 02:43:01 C 22 55 51.14 +54 24 28.1 v I93
2012-08-03 23:19:52 C 22 47 35.10 +55 07 20.8 u 160
2012-08-03 23:21:04 C 22 47 34.62 +55 07 23.3 u 160
2012-08-03 23:22:18 C 22 47 34.14 +55 07 26.2 u 160
2012-08-05 04:06:03 C 22 35 39.86 +56 01 47.4 u H36
2012-08-05 04:08:30 C 22 35 38.75 +56 01 52.4 u H36
2012-08-05 04:23:07 C 22 35 32.51 +56 02 19.5 u H36
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)