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
2021-08-05 08:24:00 S 19 33 50.150 +50 46 34.54 V C57
2021-08-05 08:24:00 s 1 -174204.34 0 +19567.022 5550.0 C57
2021-08-05 08:54:00 S 19 33 30.768 +50 45 01.55 V C57
2021-08-05 08:54:00 s 1 -172889.14 5 +16929.591 4470.0 C57
2021-08-05 09:04:00 S 19 33 25.411 +50 44 37.32 V C57
2021-08-05 09:04:00 s 1 -172442.56 5 +16049.630 8200.0 C57
2021-08-05 09:14:00 S 19 33 19.001 +50 44 07.58 V C57
2021-08-05 09:14:00 s 1 -171991.85 0 +15169.289 8840.0 C57
2021-08-05 09:24:00 S 19 33 13.190 +50 43 37.70 V C57
2021-08-05 09:24:00 s 1 -171536.97 3 +14288.585 6290.0 C57
2021-08-05 09:34:00 S 19 33 06.989 +50 43 09.48 V C57
2021-08-05 09:34:00 s 1 -171077.90 7 +13407.537 490.0 C57
2021-08-05 09:44:00 S 19 33 01.126 +50 42 39.02 V C57
2021-08-05 09:44:00 s 1 -170614.62 5 +12526.164 1340.0 C57
2021-08-05 09:54:00 S 19 32 55.166 +50 42 08.82 V C57
2021-08-05 09:54:00 s 1 -170147.09 9 +11644.483 8760.0 C57
2021-08-05 10:04:00 S 19 32 49.015 +50 41 39.95 V C57
2021-08-05 10:04:00 s 1 -169675.30 3 +10762.514 2670.0 C57
2021-08-05 10:14:00 S 19 32 42.689 +50 41 10.61 V C57
2021-08-05 10:14:00 s 1 -169199.20 7 + 9880.278 2970.0 C57
2021-08-05 10:24:00 S 19 32 36.905 +50 40 43.21 V C57
2021-08-05 10:24:00 s 1 -168718.78 5 + 8997.793 9590.0 C57
2021-08-05 10:34:00 S 19 32 30.636 +50 40 13.94 V C57
2021-08-05 10:34:00 s 1 -168234.00 7 + 8115.080 2430.0 C57
2021-08-05 10:44:00 S 19 32 24.530 +50 39 44.68 V C57
2021-08-05 10:44:00 s 1 -167744.84 6 + 7232.160 1410.0 C57
2021-08-05 10:54:00 S 19 32 17.974 +50 39 12.42 V C57
2021-08-05 10:54:00 s 1 -167251.27 3 + 6349.054 6440.0 C57
2021-08-05 11:04:00 S 19 32 12.437 +50 38 46.18 V C57
2021-08-05 11:04:00 s 1 -166753.26 0 + 5465.784 7420.0 C57
2021-08-05 11:14:00 S 19 32 06.245 +50 38 14.57 V C57
2021-08-05 11:14:00 s 1 -166250.77 7 + 4582.372 4280.0 C57
2021-08-05 11:34:00 S 19 31 55.270 +50 37 18.95 V C57
2021-08-05 11:34:00 s 1 -165232.28 4 + 2815.211 5240.0 C57
2021-08-05 11:44:00 S 19 31 47.602 +50 36 44.10 V C57
2021-08-05 11:44:00 s 1 -164716.21 6 + 1931.509 9160.0 C57
2021-08-05 11:54:00 S 19 31 42.401 +50 36 21.64 V C57
2021-08-05 11:54:00 s 1 -164195.56 0 + 1047.756 8590.0 C57
2021-08-05 12:04:00 S 19 31 35.724 +50 35 50.06 V C57
2021-08-05 12:04:00 s 1 -163670.28 7 + 163.979 3430.0 C57
2021-08-05 12:14:00 S 19 31 29.873 +50 35 20.08 V C57
2021-08-05 12:14:00 s 1 -163140.36 6 - 719.800 3590.0 C57
2021-08-05 12:34:00 S 19 31 17.494 +50 34 20.82 V C57
2021-08-05 12:34:00 s 1 -162066.46 1 - 2487.257 9500.0 C57
2021-08-05 12:44:00 S 19 31 11.460 +50 33 44.96 V C57
2021-08-05 12:44:00 s 1 -161522.41 5 - 3370.884 5050.0 C57
2021-08-05 13:24:00 S 19 30 47.258 +50 31 57.14 V C57
2021-08-05 13:24:00 s 1 -159296.88 2 - 6904.495 8380.0 C57
2021-08-05 13:34:00 S 19 30 41.774 +50 31 30.07 V C57
2021-08-05 13:34:00 s 1 -158728.66 9 - 7787.329 7650.0 C57
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)