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
2015-07-27 22:13:45 C 23 46 38.62 +46 23 01.6 18.6 q 089
2015-07-27 22:17:05 C 23 46 37.14 +46 23 13.8 17.9 q 089
2015-07-28 00:54:19 C 23 45 28.86 +46 32 24.2 q 204
2015-07-28 00:56:08 C 23 45 28.04 +46 32 30.5 q 204
2015-07-28 01:00:59 C 23 45 25.90 +46 32 47.5 q 204
2015-07-28 01:04:02 C 23 45 24.56 +46 32 58.2 q 204
2015-07-28 01:07:59 C 23 45 22.83 +46 33 12.0 q 204
2015-07-31 07:02:38 C 23 09 12.64 +50 35 15.3 u H21
2015-07-31 07:05:22 C 23 09 11.22 +50 35 22.8 u H21
2015-07-31 07:08:06 C 23 09 09.87 +50 35 30.1 u H21
2015-07-31 07:16:17 C 23 09 05.76 +50 35 52.5 u H21
2015-07-31 07:19:01 C 23 09 04.37 +50 35 59.9 u H21
2015-07-31 07:21:45 C 23 09 03.03 +50 36 07.5 u H21
2015-07-31 07:24:28 C 23 09 01.62 +50 36 14.9 u H21
2015-07-31 07:27:09 C 23 09 00.26 +50 36 22.4 u H21
2015-07-31 07:29:50 C 23 08 58.92 +50 36 29.5 u H21
2015-07-31 07:32:29 C 23 08 57.59 +50 36 36.6 u H21
2015-07-31 07:35:08 C 23 08 56.26 +50 36 44.1 u H21
2015-07-31 07:37:47 C 23 08 54.91 +50 36 51.1 u H21
2015-07-31 07:41:30 C 23 08 53.03 +50 37 01.1 u H21
2015-08-01 07:42:35 C 22 56 50.37 +51 38 40.9 u H21
2015-08-01 07:45:19 C 22 56 48.96 +51 38 47.6 u H21
2015-08-01 07:48:03 C 22 56 47.53 +51 38 54.3 u H21
2015-08-01 07:53:31 C 22 56 44.67 +51 39 08.0 u H21
2015-08-01 07:56:15 C 22 56 43.27 +51 39 14.5 u H21
2015-08-01 07:58:59 C 22 56 41.88 +51 39 21.1 u H21
2015-08-01 08:01:43 C 22 56 40.47 +51 39 27.6 u H21
2015-08-01 08:04:26 C 22 56 39.04 +51 39 34.4 u H21
2015-08-01 08:07:10 C 22 56 37.64 +51 39 41.1 u H21
2015-08-01 08:09:55 C 22 56 36.19 +51 39 47.6 u H21
2015-08-01 08:12:55 C 22 56 34.63 +51 39 54.7 u H21
2015-08-02 07:17:56 C 22 44 41.86 +52 32 46.8 u H21
2015-08-02 07:20:42 C 22 44 40.38 +52 32 52.4 u H21
2015-08-02 07:23:27 C 22 44 38.90 +52 32 58.5 u H21
2015-08-02 07:26:12 C 22 44 37.45 +52 33 04.7 u H21
2015-08-02 07:28:58 C 22 44 36.01 +52 33 10.6 u H21
2015-08-02 07:31:43 C 22 44 34.53 +52 33 16.5 u H21
2015-08-02 07:34:29 C 22 44 33.07 +52 33 22.4 u H21
2015-08-02 07:37:14 C 22 44 31.61 +52 33 28.4 u H21
2015-08-02 07:39:51 C 22 44 30.21 +52 33 33.9 u H21
2015-08-06 22:09:17 C 21 45 38.30 +55 17 46.1 q 151
2015-08-06 22:15:56 C 21 45 34.75 +55 17 51.7 q 151
2015-08-06 22:17:36 C 21 45 33.78 +55 17 53.3 q 151
2015-08-06 22:19:16 C 21 45 32.85 +55 17 54.3 q 151
2015-08-08 21:25:05 C 21 20 54.31 +55 45 00.9 t L04
2015-08-08 21:36:41 C 21 20 48.28 +55 45 03.9 t L04
2015-08-08 21:48:17 C 21 20 42.26 +55 45 07.9 t L04
2015-08-12 07:01:13 C 20 41 19.53 +55 41 05.0 q H45
2015-08-12 07:04:28 C 20 41 18.10 +55 41 03.4 q H45
2015-08-12 07:07:23 C 20 41 16.76 +55 41 02.2 q H45
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)