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 12:24:01 S 20 04 25.186 +53 05 16.19 V C57
2021-08-03 12:24:01 s 1 -199179.68 7 +216879.98 4900.0 C57
2021-08-03 12:34:01 S 20 04 17.508 +53 04 44.18 V C57
2021-08-03 12:34:01 s 1 -199299.63 8 +216282.94 9340.0 C57
2021-08-03 12:44:00 S 20 04 08.959 +53 04 06.67 V C57
2021-08-03 12:44:00 s 1 -199418.54 0 +215684.77 370.0 C57
2021-08-03 12:54:01 S 20 04 02.160 +53 03 39.92 V C57
2021-08-03 12:54:01 s 1 -199536.38 7 +215085.46 8000.0 C57
2021-08-03 13:04:00 S 20 03 53.765 +53 03 09.36 V C57
2021-08-03 13:04:00 s 1 -199653.17 5 +214485.01 2200.0 C57
2021-08-03 13:14:01 S 20 03 45.953 +53 02 33.76 V C57
2021-08-03 13:14:01 s 1 -199768.90 0 +213883.43 2960.0 C57
2021-08-03 13:24:01 S 20 03 37.858 +53 01 58.94 V C57
2021-08-03 13:24:01 s 1 -199883.55 8 +213280.71 280.0 C57
2021-08-03 13:34:01 S 20 03 30.034 +53 01 25.21 V C57
2021-08-03 13:34:01 s 1 -199997.14 5 +212676.86 4120.0 C57
2021-08-03 13:44:01 S 20 03 21.271 +53 00 53.06 V C57
2021-08-03 13:44:01 s 1 -200109.65 6 +212071.86 4490.0 C57
2021-08-03 13:54:00 S 20 03 14.002 +53 00 16.63 V C57
2021-08-03 13:54:00 s 1 -200221.08 6 +211465.73 1360.0 C57
2021-08-03 14:04:01 S 20 03 05.678 +52 59 45.85 V C57
2021-08-03 14:04:01 s 1 -200331.43 2 +210858.46 4730.0 C57
2021-08-03 14:14:00 S 20 02 58.721 +52 59 19.75 V C57
2021-08-03 14:14:00 s 1 -200440.68 8 +210250.05 4570.0 C57
2021-08-03 14:54:01 S 20 02 26.201 +52 57 03.06 V C57
2021-08-03 14:54:01 s 1 -200866.73 5 +207804.98 8460.0 C57
2021-08-03 15:04:01 S 20 02 18.386 +52 56 29.80 V C57
2021-08-03 15:04:01 s 1 -200970.47 9 +207190.85 480.0 C57
2021-08-03 15:34:01 S 20 01 55.334 +52 54 52.27 V C57
2021-08-03 15:34:01 s 1 -201274.99 6 +205341.61 4870.0 C57
2021-08-03 15:44:00 S 20 01 47.398 +52 54 20.59 V C57
2021-08-03 15:44:00 s 1 -201374.24 8 +204722.90 2380.0 C57
2021-08-03 15:54:01 S 20 01 39.665 +52 53 45.46 V C57
2021-08-03 15:54:01 s 1 -201472.36 5 +204103.05 6230.0 C57
2021-08-03 16:14:01 S 20 01 24.454 +52 52 45.19 V C57
2021-08-03 16:14:01 s 1 -201665.17 7 +202859.89 2870.0 C57
2021-08-03 16:44:01 S 20 01 00.634 +52 51 03.24 V C57
2021-08-03 16:44:01 s 1 -201945.76 7 +200986.54 9960.0 C57
2021-08-03 17:04:01 S 20 00 45.605 +52 49 57.40 V C57
2021-08-03 17:04:01 s 1 -202127.01 9 +199731.89 9270.0 C57
2021-08-03 17:14:00 S 20 00 37.351 +52 49 22.58 V C57
2021-08-03 17:14:00 s 1 -202215.88 8 +199102.83 3250.0 C57
2021-08-03 17:24:01 S 20 00 29.693 +52 48 53.35 V C57
2021-08-03 17:24:01 s 1 -202303.57 9 +198472.62 3430.0 C57
2021-08-03 17:34:00 S 20 00 22.274 +52 48 19.87 V C57
2021-08-03 17:34:00 s 1 -202390.08 7 +197841.25 9790.0 C57
2021-08-03 17:44:01 S 20 00 14.174 +52 47 46.54 V C57
2021-08-03 17:44:01 s 1 -202475.40 8 +197208.74 2320.0 C57
2021-08-03 17:54:01 S 20 00 06.564 +52 47 12.52 V C57
2021-08-03 17:54:01 s 1 -202559.53 5 +196575.06 1000.0 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)