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 13:14:00 S 19 46 09.634 +51 45 03.49 V C57
2021-08-04 13:14:00 s 1 -202612.39 6 +115111.36 9920.0 C57
2021-08-04 13:24:01 S 19 46 02.578 +51 44 30.23 V C57
2021-08-04 13:24:01 s 1 -202512.34 0 +114340.24 6880.0 C57
2021-08-04 13:34:00 S 19 45 55.790 +51 43 59.41 V C57
2021-08-04 13:34:00 s 1 -202410.21 6 +113567.97 7210.0 C57
2021-08-04 13:44:01 S 19 45 49.634 +51 43 30.32 V C57
2021-08-04 13:44:01 s 1 -202306.01 4 +112794.53 900.0 C57
2021-08-04 13:54:00 S 19 45 42.379 +51 42 57.06 V C57
2021-08-04 13:54:00 s 1 -202199.72 2 +112019.94 7890.0 C57
2021-08-04 14:04:00 S 19 45 36.062 +51 42 27.58 V C57
2021-08-04 14:04:00 s 1 -202091.33 0 +111244.19 8160.0 C57
2021-08-04 14:14:00 S 19 45 29.448 +51 41 57.98 V C57
2021-08-04 14:14:00 s 1 -201980.82 6 +110467.29 1680.0 C57
2021-08-04 14:44:00 S 19 45 08.714 +51 40 18.23 V C57
2021-08-04 14:44:00 s 1 -201636.53 4 +108129.66 1330.0 C57
2021-08-04 14:54:01 S 19 45 01.865 +51 39 49.10 V C57
2021-08-04 14:54:01 s 1 -201517.47 1 +107348.15 7460.0 C57
2021-08-04 15:14:01 S 19 44 48.235 +51 38 43.15 V C57
2021-08-04 15:14:01 s 1 -201272.83 2 +105781.69 8890.0 C57
2021-08-04 15:24:00 S 19 44 41.930 +51 38 14.57 V C57
2021-08-04 15:24:00 s 1 -201147.23 1 +104996.75 4100.0 C57
2021-08-04 15:34:00 S 19 44 35.489 +51 37 42.60 V C57
2021-08-04 15:34:00 s 1 -201019.42 7 +104210.66 2270.0 C57
2021-08-04 15:44:00 S 19 44 28.802 +51 37 13.30 V C57
2021-08-04 15:44:00 s 1 -200889.40 9 +103423.43 3360.0 C57
2021-08-04 16:04:00 S 19 44 15.202 +51 36 09.36 V C57
2021-08-04 16:04:00 s 1 -200622.68 0 +101845.55 4140.0 C57
2021-08-04 16:14:00 S 19 44 08.702 +51 35 38.94 V C57
2021-08-04 16:14:00 s 1 -200485.94 5 +101054.91 3760.0 C57
2021-08-04 16:24:01 S 19 44 02.366 +51 35 09.13 V C57
2021-08-04 16:24:01 s 1 -200346.94 8 +100263.14 6140.0 C57
2021-08-04 16:34:00 S 19 43 55.349 +51 34 37.09 V C57
2021-08-04 16:34:00 s 1 -200205.67 6 +99470.236 1240.0 C57
2021-08-04 16:44:00 S 19 43 48.528 +51 34 05.27 V C57
2021-08-04 16:44:00 s 1 -200062.11 6 +98676.201 9040.0 C57
2021-08-04 16:54:00 S 19 43 41.959 +51 33 33.26 V C57
2021-08-04 16:54:00 s 1 -199916.25 6 +97881.038 9480.0 C57
2021-08-04 17:04:00 S 19 43 35.678 +51 33 03.78 V C57
2021-08-04 17:04:00 s 1 -199768.08 4 +97084.751 2530.0 C57
2021-08-04 17:14:00 S 19 43 29.076 +51 32 31.96 V C57
2021-08-04 17:14:00 s 1 -199617.58 6 +96287.340 8150.0 C57
2021-08-04 17:34:00 S 19 43 15.626 +51 31 30.54 V C57
2021-08-04 17:34:00 s 1 -199309.56 5 +94689.160 6940.0 C57
2021-08-04 17:44:00 S 19 43 09.598 +51 30 58.64 V C57
2021-08-04 17:44:00 s 1 -199152.01 6 +93888.396 20.0 C57
2021-08-04 17:54:01 S 19 43 02.465 +51 30 22.79 V C57
2021-08-04 17:54:01 s 1 -198992.09 0 +93086.518 5520.0 C57
2021-08-04 18:04:00 S 19 42 55.834 +51 29 57.16 V C57
2021-08-04 18:04:00 s 1 -198829.77 4 +92283.529 3380.0 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)