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
2021-07-29 22:11:39 C 22 28 51.65 +57 43 45.7 V L18
2021-07-29 22:12:19 C 22 28 50.38 +57 43 46.8 V L18
2021-07-29 22:12:59 C 22 28 49.22 +57 43 47.4 V L18
2021-07-29 22:13:39 C 22 28 48.03 +57 43 48.4 V L18
2021-07-30 22:52:11 C 21 47 05.74 +57 46 31.8 V 089
2021-07-30 23:00:11 C 21 46 55.69 +57 46 12.2 V Z80
2021-07-30 23:03:31 C 21 46 50.21 +57 46 09.8 V Z80
2021-07-31 00:03:20 C 21 45 10.46 +57 45 23.4 V 089
2021-07-31 00:41:34 C 21 44 08.85 +57 44 42.3 V 089
2021-07-31 00:45:23 C 21 44 02.70 +57 44 38.2 V 089
2021-07-31 00:49:11 C 21 43 56.61 +57 44 34.0 V 089
2021-07-31 11:27:24 C 21 27 39.60 +57 30 19.2 V T08
2021-07-31 11:32:42 C 21 27 31.51 +57 30 09.7 V T08
2021-07-31 11:56:37 C 21 26 55.19 +57 29 27.5 V T08
2021-07-31 21:48:10 C 21 12 49.80 +57 08 54.7 X G02
2021-07-31 21:49:10 C 21 12 48.28 +57 08 51.4 X G02
2021-07-31 21:50:41 C 21 12 46.27 +57 08 49.0 X G02
2021-07-31 22:11:17 C 21 12 15.92 +57 08 08.1 V 089
2021-07-31 22:15:05 C 21 12 10.55 +57 07 59.2 V 089
2021-07-31 22:18:54 C 21 12 05.18 +57 07 50.5 V 089
2021-07-31 22:22:43 C 21 11 59.78 +57 07 42.1 V 089
2021-07-31 22:26:32 C 21 11 54.41 +57 07 33.0 V 089
2021-07-31 22:30:21 C 21 11 49.04 +57 07 24.2 V 089
2021-08-01 00:07:08 C 21 09 33.63 +57 03 32.8 V 089
2021-08-01 00:10:56 C 21 09 28.38 +57 03 24.1 V 089
2021-08-01 00:14:44 C 21 09 23.10 +57 03 13.9 V 089
2021-08-01 00:18:32 C 21 09 17.80 +57 03 04.9 V 089
2021-08-01 21:32:51 C 20 42 28.62 +56 03 29.3 V 089
2021-08-01 21:36:40 C 20 42 24.06 +56 03 17.6 V 089
2021-08-01 21:40:29 C 20 42 19.50 +56 03 05.5 V 089
2021-08-01 21:44:18 C 20 42 14.99 +56 02 53.5 V 089
2021-08-01 21:48:07 C 20 42 10.44 +56 02 41.3 V 089
2021-08-01 21:51:56 C 20 42 05.93 +56 02 29.5 V 089
2021-08-01 21:55:45 C 20 42 01.41 +56 02 17.3 V 089
2021-08-01 21:59:34 C 20 41 56.85 +56 02 04.8 V 089
2021-08-01 22:03:23 C 20 41 52.33 +56 01 53.2 V 089
2021-08-01 22:07:12 C 20 41 47.79 +56 01 40.8 V 089
2021-08-02 09:15:57 C 20 29 25.39 +55 25 13.7 V T05
2021-08-02 09:23:50 C 20 29 16.74 +55 24 47.0 V T05
2021-08-02 09:24:01 S 20 28 21.521 +54 33 25.27 V C57
2021-08-02 09:24:01 s 1 -168393.40 9 +299152.88 3520.0 C57
2021-08-02 09:34:01 S 20 28 11.570 +54 32 53.88 V C57
2021-08-02 09:34:01 s 1 -168640.15 4 +298730.11 1590.0 C57
2021-08-02 09:43:25 C 20 28 55.35 +55 23 40.3 V T05
2021-08-02 09:44:01 S 20 28 02.645 +54 32 23.89 V C57
2021-08-02 09:44:01 s 1 -168886.32 2 +298306.33 7750.0 C57
2021-08-02 09:50:40 C 20 28 47.45 +55 23 15.3 V T05
2021-08-02 09:54:01 S 20 27 52.634 +54 31 50.63 V C57
2021-08-02 09:54:01 s 1 -169131.91 2 +297881.52 2010.0 C57
2021-08-02 09:54:44 C 20 28 43.03 +55 23 01.6 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)