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
2021-08-04 22:54:00 S 19 39 47.402 +51 15 04.79 V C57
2021-08-04 22:54:00 s 1 -193020.31 8 +68527.544 2650.0 C57
2021-08-04 23:04:00 S 19 39 40.817 +51 14 33.61 V C57
2021-08-04 23:04:00 s 1 -192779.67 9 +67692.766 610.0 C57
2021-08-04 23:14:00 S 19 39 34.565 +51 14 02.65 V C57
2021-08-04 23:14:00 s 1 -192536.18 8 +66856.993 9470.0 C57
2021-08-04 23:24:00 S 19 39 27.946 +51 13 33.06 V C57
2021-08-04 23:24:00 s 1 -192289.83 0 +66020.231 9200.0 C57
2021-08-04 23:34:00 S 19 39 22.145 +51 13 03.97 V C57
2021-08-04 23:34:00 s 1 -192040.58 7 +65182.485 9740.0 C57
2021-08-04 23:44:00 S 19 39 14.700 +51 12 27.29 V C57
2021-08-04 23:44:00 s 1 -191788.44 2 +64343.761 1030.0 C57
2021-08-04 23:54:00 S 19 39 09.826 +51 12 08.32 V C57
2021-08-04 23:54:00 s 1 -191533.37 9 +63504.064 3030.0 C57
2021-08-05 00:04:00 S 19 39 02.518 +51 11 30.77 V C57
2021-08-05 00:04:00 s 1 -191275.37 9 +62663.400 5670.0 C57
2021-08-05 00:14:00 S 19 38 56.273 +51 11 01.32 V C57
2021-08-05 00:14:00 s 1 -191014.42 5 +61821.774 8900.0 C57
2021-08-05 00:24:00 S 19 38 49.733 +51 10 27.95 V C57
2021-08-05 00:24:00 s 1 -190750.49 9 +60979.194 2670.0 C57
2021-08-05 00:34:00 S 19 38 43.534 +51 09 58.82 V C57
2021-08-05 00:34:00 s 1 -190483.58 5 +60135.664 6930.0 C57
2021-08-05 00:44:00 S 19 38 37.054 +51 09 29.09 V C57
2021-08-05 00:44:00 s 1 -190213.66 3 +59291.190 1600.0 C57
2021-08-05 00:54:00 S 19 38 30.742 +51 09 00.11 V C57
2021-08-05 00:54:00 s 1 -189940.71 6 +58445.781 6650.0 C57
2021-08-05 01:44:00 S 19 37 59.273 +51 06 28.84 V C57
2021-08-05 01:44:00 s 1 -188529.96 2 +54204.914 5390.0 C57
2021-08-05 01:54:00 S 19 37 52.951 +51 05 57.23 V C57
2021-08-05 01:54:00 s 1 -188238.47 7 +53354.025 1430.0 C57
2021-08-05 02:04:00 S 19 37 46.601 +51 05 24.11 V C57
2021-08-05 02:04:00 s 1 -187943.83 6 +52502.248 7430.0 C57
2021-08-05 02:14:00 S 19 37 40.020 +51 04 55.88 V C57
2021-08-05 02:14:00 s 1 -187646.02 0 +51649.590 3330.0 C57
2021-08-05 02:24:00 S 19 37 33.506 +51 04 24.13 V C57
2021-08-05 02:24:00 s 1 -187345.01 0 +50796.059 9070.0 C57
2021-08-05 02:34:00 S 19 37 28.162 +51 04 02.42 V C57
2021-08-05 02:34:00 s 1 -187040.78 6 +49941.663 4590.0 C57
2021-08-05 02:44:00 S 19 37 21.350 +51 03 27.97 V C57
2021-08-05 02:44:00 s 1 -186733.32 8 +49086.409 9830.0 C57
2021-08-05 02:54:00 S 19 37 15.074 +51 02 55.21 V C57
2021-08-05 02:54:00 s 1 -186422.61 8 +48230.306 4710.0 C57
2021-08-05 03:04:00 S 19 37 08.861 +51 02 24.61 V C57
2021-08-05 03:04:00 s 1 -186108.63 3 +47373.362 9190.0 C57
2021-08-05 03:14:00 S 19 37 02.513 +51 01 57.00 V C57
2021-08-05 03:14:00 s 1 -185791.35 6 +46515.586 3200.0 C57
2021-08-05 03:24:00 S 19 36 56.335 +51 01 26.33 V C57
2021-08-05 03:24:00 s 1 -185470.76 4 +45656.986 6670.0 C57
2021-08-05 03:34:00 S 19 36 49.898 +51 00 58.32 V C57
2021-08-05 03:34:00 s 1 -185146.83 8 +44797.571 9540.0 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)