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
2021-08-03 05:24:01 S 20 10 10.481 +53 28 16.14 V C57
2021-08-03 05:24:01 s 1 -193246.29 0 +240941.42 7520.0 C57
2021-08-03 05:34:00 S 20 10 02.254 +53 27 46.26 V C57
2021-08-03 05:34:00 s 1 -193406.80 5 +240391.35 3470.0 C57
2021-08-03 05:44:01 S 20 09 53.666 +53 27 11.20 V C57
2021-08-03 05:44:01 s 1 -193566.43 0 +239840.17 6510.0 C57
2021-08-03 06:14:01 S 20 09 28.956 +53 25 34.14 V C57
2021-08-03 06:14:01 s 1 -194039.92 4 +238180.01 8180.0 C57
2021-08-03 06:24:01 S 20 09 20.126 +53 25 00.12 V C57
2021-08-03 06:24:01 s 1 -194195.95 1 +237624.41 9540.0 C57
2021-08-03 07:04:00 S 20 08 47.110 +53 22 49.44 V C57
2021-08-03 07:04:00 s 1 -194810.94 1 +235390.94 5390.0 C57
2021-08-03 07:24:01 S 20 08 30.578 +53 21 44.32 V C57
2021-08-03 07:24:01 s 1 -195112.91 6 +234267.55 5400.0 C57
2021-08-03 07:54:01 S 20 08 05.518 +53 20 05.86 V C57
2021-08-03 07:54:01 s 1 -195558.89 9 +232574.12 7760.0 C57
2021-08-03 08:04:01 S 20 07 57.038 +53 19 31.08 V C57
2021-08-03 08:04:01 s 1 -195705.68 4 +232007.42 9130.0 C57
2021-08-03 08:24:01 S 20 07 40.354 +53 18 26.06 V C57
2021-08-03 08:24:01 s 1 -195996.41 9 +230870.68 2670.0 C57
2021-08-03 08:34:00 S 20 07 32.131 +53 17 52.15 V C57
2021-08-03 08:34:00 s 1 -196140.36 2 +230300.64 4810.0 C57
2021-08-03 08:44:01 S 20 07 23.712 +53 17 20.22 V C57
2021-08-03 08:44:01 s 1 -196283.34 9 +229729.48 3870.0 C57
2021-08-03 08:54:01 S 20 07 15.852 +53 16 46.06 V C57
2021-08-03 08:54:01 s 1 -196425.37 8 +229157.20 9810.0 C57
2021-08-03 09:14:01 S 20 06 59.326 +53 15 40.82 V C57
2021-08-03 09:14:01 s 1 -196706.54 4 +228009.29 2320.0 C57
2021-08-03 09:24:01 S 20 06 50.803 +53 15 05.51 V C57
2021-08-03 09:24:01 s 1 -196845.67 3 +227433.65 8860.0 C57
2021-08-03 10:04:00 S 20 06 18.792 +53 12 55.40 V C57
2021-08-03 10:04:00 s 1 -197392.41 5 +225119.91 3350.0 C57
2021-08-03 10:14:01 S 20 06 11.038 +53 12 27.25 V C57
2021-08-03 10:14:01 s 1 -197526.63 7 +224538.66 3990.0 C57
2021-08-03 10:34:01 S 20 05 53.911 +53 11 16.51 V C57
2021-08-03 10:34:01 s 1 -197792.09 7 +223372.81 5610.0 C57
2021-08-03 10:44:01 S 20 05 46.366 +53 10 46.27 V C57
2021-08-03 10:44:01 s 1 -197923.32 8 +222788.19 6550.0 C57
2021-08-03 10:54:01 S 20 05 37.606 +53 10 08.72 V C57
2021-08-03 10:54:01 s 1 -198053.55 3 +222202.45 4250.0 C57
2021-08-03 11:04:01 S 20 05 29.623 +53 09 38.27 V C57
2021-08-03 11:04:01 s 1 -198182.76 9 +221615.58 8670.0 C57
2021-08-03 11:14:00 S 20 05 22.238 +53 09 04.93 V C57
2021-08-03 11:14:00 s 1 -198310.97 3 +221027.58 9820.0 C57
2021-08-03 11:24:01 S 20 05 13.879 +53 08 31.38 V C57
2021-08-03 11:24:01 s 1 -198438.15 9 +220438.46 7670.0 C57
2021-08-03 12:04:01 S 20 04 41.354 +53 06 20.20 V C57
2021-08-03 12:04:01 s 1 -198936.65 0 +218070.67 5890.0 C57
2021-08-03 12:14:01 S 20 04 33.701 +53 05 47.44 V C57
2021-08-03 12:14:01 s 1 -199058.68 9 +217475.89 7080.0 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)