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
2024-08-12 19:19:48 C 17 15 52.88 +28 43 46.6 V C40
2024-08-12 19:22:35 C 17 15 53.07 +28 43 42.5 V C40
2024-08-12 19:25:22 C 17 15 53.25 +28 43 38.0 V C40
2024-08-12 19:28:10 C 17 15 53.42 +28 43 33.9 V C40
2024-08-13 07:08:37 C 17 16 43.282 +28 27 05.40 V T08
2024-08-13 07:13:16 C 17 16 43.536 +28 26 58.60 V T08
2024-08-13 07:22:14 C 17 16 44.069 +28 26 45.89 V T08
2024-08-14 07:50:50 C 17 18 20.316 +27 54 11.56 V T08
2024-08-14 07:55:40 C 17 18 20.570 +27 54 05.18 V T08
2024-08-14 08:04:08 C 17 18 21.022 +27 53 54.46 V T08
2024-08-14 08:26:23 C 17 18 22.193 +27 53 25.44 V T08
2024-08-14 21:27:58 C 17 19 10.858 +27 37 07.61 Z C23
2024-08-14 21:30:08 C 17 19 10.973 +27 37 05.23 Z C23
2024-08-14 22:23:57 C 17 19 13.882 +27 35 59.10 Z C23
2024-08-15 07:18:31 C 17 19 45.996 +27 25 53.90 V T05
2024-08-15 07:23:04 C 17 19 46.222 +27 25 48.36 V T05
2024-08-15 07:32:30 C 17 19 46.668 +27 25 37.38 V T05
2024-08-15 19:02:32 C 17 20 26.25 +27 12 25.3 V C40
2024-08-15 19:06:46 C 17 20 26.48 +27 12 20.7 V C40
2024-08-15 19:11:00 C 17 20 26.70 +27 12 15.7 V C40
2024-08-15 19:15:14 C 17 20 26.89 +27 12 10.9 V C40
2024-08-15 19:19:28 C 17 20 27.11 +27 12 06.3 V C40
2024-08-15 19:23:43 C 17 20 27.31 +27 12 01.3 V C40
2024-08-15 19:27:57 C 17 20 27.52 +27 11 56.6 V C40
2024-08-15 19:32:11 C 17 20 27.73 +27 11 52.0 V C40
2024-08-15 19:36:15 C 17 20 27.95 +27 11 47.4 V C40
2024-08-15 19:40:09 C 17 20 28.14 +27 11 42.9 V C40
2024-08-15 19:44:02 C 17 20 28.32 +27 11 38.6 V C40
2024-08-15 19:47:55 C 17 20 28.52 +27 11 34.3 V C40
2024-08-16 07:31:09 C 17 21 07.846 +26 59 13.16 V T05
2024-08-16 07:35:43 C 17 21 08.042 +26 59 08.34 V T05
2024-08-16 07:44:11 C 17 21 08.426 +26 58 58.80 V T05
2024-08-16 08:00:24 C 17 21 09.163 +26 58 41.45 V T05
2024-08-16 14:11:30 C 17 21 29.10 +26 52 07.5 V D29
2024-08-16 14:31:52 C 17 21 30.05 +26 51 45.9 V D29
2024-08-16 14:52:14 C 17 21 31.01 +26 51 24.1 V D29
2024-08-16 19:01:17 C 17 21 44.95 +26 47 06.5 V C40
2024-08-16 19:05:00 C 17 21 45.11 +26 47 03.1 V C40
2024-08-16 19:08:43 C 17 21 45.29 +26 46 58.5 V C40
2024-08-16 19:12:26 C 17 21 45.47 +26 46 54.7 V C40
2024-08-16 19:16:11 C 17 21 45.62 +26 46 50.9 V C40
2024-08-16 19:19:54 C 17 21 45.83 +26 46 46.8 V C40
2024-08-16 19:23:37 C 17 21 45.97 +26 46 43.0 V C40
2024-08-16 19:27:20 C 17 21 46.18 +26 46 39.2 V C40
2024-08-16 19:31:03 C 17 21 46.37 +26 46 34.8 V C40
2024-08-16 19:34:46 C 17 21 46.51 +26 46 31.4 V C40
2024-08-16 19:38:30 C 17 21 46.69 +26 46 27.8 V C40
2024-08-16 19:42:14 C 17 21 46.88 +26 46 23.7 V C40
2024-08-17 22:57:03 C 17 23 10.17 +26 19 58.2 V C40
2024-08-17 22:59:51 C 17 23 10.28 +26 19 56.2 V C40
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)