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
2012-08-06 00:23:12 C 22 26 59.53 +56 36 23.9 u 160
2012-08-06 00:24:58 C 22 26 58.78 +56 36 26.4 u 160
2012-08-06 00:26:20 C 22 26 58.18 +56 36 28.5 u 160
2012-08-06 07:54:33 C 22 23 44.06 +56 48 23.1 u H21
2012-08-06 08:01:40 C 22 23 40.92 +56 48 34.3 u H21
2012-08-06 08:08:41 C 22 23 37.80 +56 48 44.8 u H21
2012-08-07 01:32:14 C 22 16 04.76 +57 14 26.8 u I42
2012-08-07 01:34:16 C 22 16 03.80 +57 14 30.6 u I42
2012-08-07 01:40:31 C 22 16 01.04 +57 14 39.7 u I15
2012-08-07 01:44:17 C 22 15 57.04 +57 14 51.0 c A24
2012-08-07 01:45:54 C 22 15 56.35 +57 14 53.3 c A24
2012-08-07 01:47:15 C 22 15 55.71 +57 14 55.4 c A24
2012-08-07 01:54:59 C 22 15 54.65 +57 15 00.6 u I15
2012-08-07 01:59:48 C 22 15 51.99 +57 15 11.3 u I15
2012-08-07 07:29:32 C 22 13 25.36 +57 22 53.5 u H21
2012-08-07 07:34:23 C 22 13 23.15 +57 23 00.0 u H21
2012-08-07 07:42:15 C 22 13 19.64 +57 23 10.4 u H21
2012-08-07 07:44:45 C 22 13 18.52 +57 23 13.6 u H21
2012-08-07 07:47:56 C 22 13 17.07 +57 23 17.9 u H21
2012-08-07 08:50:58 C 22 12 48.74 +57 24 42.5 u H21
2012-08-07 08:54:05 C 22 12 47.34 +57 24 46.9 u H21
2012-08-07 09:02:34 C 22 12 43.53 +57 24 58.2 u H21
2012-08-07 09:04:51 C 22 12 42.52 +57 25 01.1 u H21
2012-08-07 09:07:16 C 22 12 41.41 +57 25 04.3 u H21
2012-08-09 00:20:33 C 21 55 13.45 +58 11 46.8 c A24
2012-08-09 00:22:43 C 21 55 12.45 +58 11 49.3 c A24
2012-08-09 00:44:11 C 21 55 02.62 +58 12 10.9 c A24
2012-08-09 01:09:04 C 21 54 51.21 +58 12 36.4 c A24
2012-08-09 01:29:51 C 21 54 41.69 +58 12 57.4 c A24
2012-08-09 01:32:00 C 21 54 40.71 +58 12 59.2 c A24
2012-08-09 23:18:42 C 21 44 53.64 +58 33 14.8 u 160
2012-08-09 23:20:44 C 21 44 52.69 +58 33 17.1 u 160
2012-08-09 23:22:09 C 21 44 52.04 +58 33 18.4 u 160
2012-08-10 07:40:52 C 21 41 06.63 +58 40 02.3 u H45
2012-08-10 07:44:55 C 21 41 04.80 +58 40 05.8 u H45
2012-08-10 07:46:13 C 21 41 04.10 +58 40 06.9 u H45
2012-08-10 07:47:33 C 21 41 03.55 +58 40 07.6 u H45
2012-08-10 07:49:17 C 21 41 02.78 +58 40 09.0 u H45
2012-08-10 07:50:41 C 21 41 02.16 +58 40 09.9 u H45
2012-08-10 07:52:07 C 21 41 01.44 +58 40 11.2 u H45
2012-08-11 07:01:17 C 21 30 37.16 +58 55 53.1 u H45
2012-08-11 07:03:14 C 21 30 36.33 +58 55 54.8 u H45
2012-08-11 07:05:45 C 21 30 35.15 +58 55 55.5 u H45
2012-08-11 07:07:56 C 21 30 34.26 +58 55 56.8 u H45
2012-08-11 07:09:23 C 21 30 33.52 +58 55 57.5 u H45
2012-08-11 07:10:50 C 21 30 32.88 +58 55 58.5 u H45
2012-08-11 07:13:11 C 21 30 31.78 +58 56 00.1 u H45
2012-08-11 07:17:35 C 21 30 29.75 +58 56 02.3 u H45
2012-08-12 05:39:02 C 21 20 31.39 +59 07 06.4 t H21
2012-08-12 05:42:33 C 21 20 29.80 +59 07 07.9 t H21
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)