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 03:44:00 S 19 36 43.894 +51 00 28.15 V C57
2021-08-05 03:44:00 s 1 -184819.55 7 +43937.350 1750.0 C57
2021-08-05 04:14:00 S 19 36 24.718 +50 58 50.16 V C57
2021-08-05 04:14:00 s 1 -183817.37 5 +41351.945 3740.0 C57
2021-08-05 04:24:00 S 19 36 18.499 +50 58 24.67 V C57
2021-08-05 04:24:00 s 1 -183476.46 4 +40488.594 2630.0 C57
2021-08-05 04:34:00 S 19 36 12.437 +50 57 55.69 V C57
2021-08-05 04:34:00 s 1 -183132.09 2 +39624.485 540.0 C57
2021-08-05 04:44:00 S 19 36 06.218 +50 57 28.69 V C57
2021-08-05 04:44:00 s 1 -182784.23 8 +38759.629 7370.0 C57
2021-08-05 04:54:00 S 19 35 59.935 +50 56 57.98 V C57
2021-08-05 04:54:00 s 1 -182432.87 9 +37894.035 3080.0 C57
2021-08-05 05:04:00 S 19 35 53.486 +50 56 25.33 V C57
2021-08-05 05:04:00 s 1 -182077.99 5 +37027.714 7600.0 C57
2021-08-05 05:14:00 S 19 35 47.846 +50 55 55.52 V C57
2021-08-05 05:14:00 s 1 -181719.56 1 +36160.677 840.0 C57
2021-08-05 05:24:00 S 19 35 41.525 +50 55 26.80 V C57
2021-08-05 05:24:00 s 1 -181357.55 8 +35292.935 2740.0 C57
2021-08-05 05:34:00 S 19 35 34.723 +50 54 57.17 V C57
2021-08-05 05:34:00 s 1 -180991.96 0 +34424.499 3240.0 C57
2021-08-05 05:44:00 S 19 35 28.872 +50 54 26.93 V C57
2021-08-05 05:44:00 s 1 -180622.74 7 +33555.381 2260.0 C57
2021-08-05 05:54:00 S 19 35 22.577 +50 53 57.80 V C57
2021-08-05 05:54:00 s 1 -180249.89 5 +32685.593 9730.0 C57
2021-08-05 06:04:00 S 19 35 17.155 +50 53 30.91 V C57
2021-08-05 06:04:00 s 1 -179873.38 1 +31815.145 5570.0 C57
2021-08-05 06:14:00 S 19 35 10.236 +50 53 00.49 V C57
2021-08-05 06:14:00 s 1 -179493.18 2 +30944.052 9720.0 C57
2021-08-05 06:24:00 S 19 35 03.881 +50 52 28.27 V C57
2021-08-05 06:24:00 s 1 -179109.27 4 +30072.324 2110.0 C57
2021-08-05 06:34:00 S 19 34 57.797 +50 51 59.26 V C57
2021-08-05 06:34:00 s 1 -178721.63 4 +29199.975 2650.0 C57
2021-08-05 06:44:00 S 19 34 51.730 +50 51 29.27 V C57
2021-08-05 06:44:00 s 1 -178330.23 8 +28327.017 1280.0 C57
2021-08-05 06:54:00 S 19 34 45.444 +50 50 59.57 V C57
2021-08-05 06:54:00 s 1 -177935.06 2 +27453.465 7920.0 C57
2021-08-05 07:04:00 S 19 34 39.461 +50 50 33.76 V C57
2021-08-05 07:04:00 s 1 -177536.08 3 +26579.331 2490.0 C57
2021-08-05 07:14:00 S 19 34 33.014 +50 50 02.00 V C57
2021-08-05 07:14:00 s 1 -177133.27 4 +25704.628 4930.0 C57
2021-08-05 07:24:00 S 19 34 27.050 +50 49 31.01 V C57
2021-08-05 07:24:00 s 1 -176726.61 3 +24829.372 5140.0 C57
2021-08-05 07:44:00 S 19 34 14.450 +50 48 30.49 V C57
2021-08-05 07:44:00 s 1 -175901.63 4 +23077.255 8620.0 C57
2021-08-05 07:54:00 S 19 34 08.431 +50 48 01.66 V C57
2021-08-05 07:54:00 s 1 -175483.26 5 +22200.424 1720.0 C57
2021-08-05 08:04:00 S 19 34 02.342 +50 47 33.61 V C57
2021-08-05 08:04:00 s 1 -175060.94 3 +21323.097 2300.0 C57
2021-08-05 08:14:00 S 19 33 56.414 +50 47 05.17 V C57
2021-08-05 08:14:00 s 1 -174634.64 3 +20445.291 270.0 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)