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 18:14:00 S 19 42 49.344 +51 29 24.40 V C57
2021-08-04 18:14:00 s 1 -198665.05 5 +91479.432 3560.0 C57
2021-08-04 18:24:00 S 19 42 42.854 +51 28 54.48 V C57
2021-08-04 18:24:00 s 1 -198497.92 0 +90674.229 6020.0 C57
2021-08-04 18:34:00 S 19 42 36.266 +51 28 23.77 V C57
2021-08-04 18:34:00 s 1 -198328.35 5 +89867.924 730.0 C57
2021-08-04 18:44:00 S 19 42 29.220 +51 27 50.54 V C57
2021-08-04 18:44:00 s 1 -198156.34 7 +89060.519 7630.0 C57
2021-08-04 18:54:00 S 19 42 23.230 +51 27 20.27 V C57
2021-08-04 18:54:00 s 1 -197981.88 3 +88252.016 6680.0 C57
2021-08-04 19:04:00 S 19 42 16.150 +51 26 49.09 V C57
2021-08-04 19:04:00 s 1 -197804.94 7 +87442.419 7850.0 C57
2021-08-04 19:14:00 S 19 42 09.818 +51 26 20.00 V C57
2021-08-04 19:14:00 s 1 -197625.52 8 +86631.731 1080.0 C57
2021-08-04 19:24:01 S 19 42 03.307 +51 25 50.34 V C57
2021-08-04 19:24:01 s 1 -197443.61 0 +85819.955 6330.0 C57
2021-08-04 19:34:00 S 19 41 56.988 +51 25 16.93 V C57
2021-08-04 19:34:00 s 1 -197259.17 9 +85007.094 3570.0 C57
2021-08-04 19:54:00 S 19 41 43.985 +51 24 16.38 V C57
2021-08-04 19:54:00 s 1 -196882.72 4 +83378.129 3800.0 C57
2021-08-04 20:04:00 S 19 41 37.354 +51 23 43.80 V C57
2021-08-04 20:04:00 s 1 -196690.67 1 +82562.032 6700.0 C57
2021-08-04 20:14:00 S 19 41 30.718 +51 23 12.48 V C57
2021-08-04 20:14:00 s 1 -196496.04 8 +81744.863 1400.0 C57
2021-08-04 20:24:00 S 19 41 24.322 +51 22 44.08 V C57
2021-08-04 20:24:00 s 1 -196298.84 0 +80926.626 7860.0 C57
2021-08-04 20:34:00 S 19 41 17.539 +51 22 09.59 V C57
2021-08-04 20:34:00 s 1 -196099.03 4 +80107.325 6020.0 C57
2021-08-04 20:44:00 S 19 41 11.333 +51 21 41.04 V C57
2021-08-04 20:44:00 s 1 -195896.61 4 +79286.962 5840.0 C57
2021-08-04 20:54:01 S 19 41 04.920 +51 21 10.48 V C57
2021-08-04 20:54:01 s 1 -195691.56 4 +78465.543 7280.0 C57
2021-08-04 21:14:00 S 19 40 51.456 +51 20 10.50 V C57
2021-08-04 21:14:00 s 1 -195273.51 9 +76819.547 4790.0 C57
2021-08-04 21:24:00 S 19 40 45.259 +51 19 38.78 V C57
2021-08-04 21:24:00 s 1 -195060.49 2 +75994.980 780.0 C57
2021-08-04 21:34:00 S 19 40 38.551 +51 19 06.56 V C57
2021-08-04 21:34:00 s 1 -194844.77 6 +75169.371 8180.0 C57
2021-08-04 21:44:00 S 19 40 32.362 +51 18 35.39 V C57
2021-08-04 21:44:00 s 1 -194626.35 4 +74342.725 6960.0 C57
2021-08-04 21:54:00 S 19 40 25.800 +51 18 06.26 V C57
2021-08-04 21:54:00 s 1 -194405.21 1 +73515.047 7070.0 C57
2021-08-04 22:04:00 S 19 40 19.738 +51 17 37.25 V C57
2021-08-04 22:04:00 s 1 -194181.33 1 +72686.340 8440.0 C57
2021-08-04 22:14:00 S 19 40 13.490 +51 17 07.33 V C57
2021-08-04 22:14:00 s 1 -193954.69 9 +71856.609 1040.0 C57
2021-08-04 22:24:00 S 19 40 07.214 +51 16 37.34 V C57
2021-08-04 22:24:00 s 1 -193725.29 7 +71025.860 4810.0 C57
2021-08-04 22:44:00 S 19 39 53.861 +51 15 32.62 V C57
2021-08-04 22:44:00 s 1 -193258.12 3 +69361.322 5670.0 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)