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
2024-07-31 21:55:05 C 15 53 01.363 +50 23 49.92 V Z43
2024-07-31 22:16:51 C 15 53 28.594 +50 19 00.59 V Z43
2024-07-31 22:37:15 C 15 53 53.986 +50 14 30.16 V Z43
2024-07-31 23:20:43 C 15 54 46.31 +50 04 26.8 M32
2024-07-31 23:21:45 C 15 54 47.58 +50 04 13.4 M32
2024-07-31 23:22:46 C 15 54 48.86 +50 03 59.7 M32
2024-07-31 23:23:47 C 15 54 50.13 +50 03 46.4 M32
2024-07-31 23:24:50 C 15 54 51.42 +50 03 32.7 M32
2024-08-01 05:06:36 C 16 01 34.037 +48 53 28.10 Z U76
2024-08-01 05:22:43 C 16 01 51.048 +48 50 07.66 Z U76
2024-08-01 05:38:21 C 16 02 07.423 +48 46 55.06 Z U76
2024-08-01 07:29:50 C 16 04 06.883 +48 25 13.15 V T05
2024-08-01 07:39:58 C 16 04 16.930 +48 23 11.18 V T05
2024-08-01 07:54:05 C 16 04 30.893 +48 20 21.23 V T05
2024-08-01 20:11:23 B 16 15 42.91 +46 03 17.7 X L99
2024-08-01 20:12:17 B 16 15 43.73 +46 03 08.5 X L99
2024-08-01 20:13:11 B 16 15 44.40 +46 02 58.7 X L99
2024-08-01 20:14:05 B 16 15 45.08 +46 02 50.2 X L99
2024-08-01 20:14:59 B 16 15 45.78 +46 02 39.1 X L99
2024-08-01 21:43:08 C 16 16 56.455 +45 47 39.77 V Z80
2024-08-01 21:49:48 C 16 17 01.531 +45 46 31.26 V Z80
2024-08-01 21:56:29 C 16 17 06.528 +45 45 22.43 V Z80
2024-08-02 21:01:03 C 16 31 49.466 +42 18 23.40 Z C23
2024-08-02 21:03:23 C 16 31 50.609 +42 18 05.04 Z C23
2024-08-02 21:21:07 C 16 31 59.950 +42 15 44.57 V Z80
2024-08-02 21:27:10 C 16 32 02.947 +42 14 56.36 V Z80
2024-08-02 21:33:14 C 16 32 05.947 +42 14 08.02 V Z80
2024-08-02 21:39:35 C 16 32 08.623 +42 13 16.10 Z C23
2024-08-02 21:40:45 C 16 32 09.194 +42 13 07.07 Z C23
2024-08-02 23:41:48 B 16 33 08.19 +41 56 52.0 X L99
2024-08-02 23:43:00 B 16 33 08.78 +41 56 42.4 X L99
2024-08-02 23:44:12 B 16 33 09.44 +41 56 32.3 X L99
2024-08-02 23:45:24 B 16 33 10.00 +41 56 22.9 X L99
2024-08-02 23:46:36 B 16 33 10.58 +41 56 14.1 X L99
2024-08-03 07:27:01 C 16 36 50.813 +41 01 00.70 V T08
2024-08-03 07:38:31 C 16 36 55.558 +40 59 37.90 V T08
2024-08-03 07:42:43 C 16 36 57.286 +40 59 07.80 V T08
2024-08-03 19:24:29 C 16 41 46.18 +39 40 10.3 X G02
2024-08-03 19:30:14 C 16 41 48.24 +39 39 33.7 X G02
2024-08-03 19:35:41 C 16 41 50.20 +39 38 59.1 X G02
2024-08-03 21:29:28 C 16 42 31.793 +39 27 03.71 V Z80
2024-08-03 21:33:31 C 16 42 33.202 +39 26 38.54 V Z80
2024-08-03 21:37:33 C 16 42 34.562 +39 26 13.45 V Z80
2024-08-04 22:16:31 C 16 50 17.78 +37 10 08.5 V C40
2024-08-04 22:20:14 C 16 50 18.77 +37 09 49.8 V C40
2024-08-04 22:23:57 C 16 50 19.75 +37 09 31.0 V C40
2024-08-04 22:27:40 C 16 50 20.75 +37 09 12.4 V C40
2024-08-04 22:31:23 C 16 50 21.75 +37 08 53.5 V C40
2024-08-04 22:35:07 C 16 50 22.74 +37 08 34.9 V C40
2024-08-04 22:39:09 C 16 50 23.81 +37 08 14.3 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)