IAA RAS IAA Minor Planet Database

138524 (2000 OJ8)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5676710176 ± 5.98e-09
Semi-major axis (a)2.3577579692 AU ± 1.89e-09
Inclination (i)6.24493720° ± 1.28e-06
Long. of Asc. Node (Ω)226.56772153° ± 9.33e-06
Arg. of Perihelion (ω)181.28687025° ± 9.28e-06
Mean Anomaly (M)316.74838439° ± 1.64e-06
Mean Motion (n)0.2722472139°/day ± 3.28e-10
Perihelion dist (q)1.01932710 AU ± 1.41e-08
Aphelion dist (Q)3.69618883 AU ± 1.44e-08
Orbital Period3.62033561 yr ± 4.36e-09
Physical Parameters
H (abs. magnitude)16.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.291″
Uncertainty0
Orbit TypeAmor
MOID0.027569 AU
Observations Used986
Radar Obs Used1
Oppositions8
Arc Total2000-2025
First Observation Used2000-07-30
Last Observation Used2025-07-28
Observations (1052)
Date Type RA Dec Mag Band Observatory
2011-10-09 09:22:01 C 04 42 20.81 +45 06 30.9 – t H47
2011-10-11 10:03:32 C 05 12 00.71 +43 52 29.5 – t H47
2011-10-11 10:04:54 C 05 12 01.47 +43 52 27.0 – t H47
2011-10-11 10:06:18 C 05 12 02.28 +43 52 24.3 – t H47
2011-10-11 10:07:39 C 05 12 03.07 +43 52 21.8 – t H47
2011-10-14 00:51:40 C 05 48 06.06 +41 33 03.9 15.8 c 583
2011-10-14 00:51:58 C 05 48 06.23 +41 33 03.1 15.9 c 583
2011-10-14 00:52:22 C 05 48 06.44 +41 33 01.9 15.9 c 583
2011-10-14 00:57:29 C 05 48 09.16 +41 32 49.2 15.7 c 583
2011-10-14 00:57:48 C 05 48 09.33 +41 32 48.4 15.5 c 583
2011-10-14 00:58:12 C 05 48 09.53 +41 32 47.4 15.5 c 583
2011-10-14 01:03:25 C 05 48 12.30 +41 32 34.3 15.6 c 583
2011-10-14 01:03:43 C 05 48 12.47 +41 32 33.6 15.8 c 583
2011-10-14 01:04:07 C 05 48 12.65 +41 32 32.4 15.6 c 583
2011-10-14 01:09:15 C 05 48 15.37 +41 32 19.4 16.2 c 583
2011-10-14 01:09:33 C 05 48 15.56 +41 32 18.8 15.5 c 583
2011-10-14 01:09:58 C 05 48 15.76 +41 32 17.7 15.7 c 583
2011-10-14 01:15:37 C 05 48 18.77 +41 32 03.8 15.5 c 583
2011-10-14 01:15:55 C 05 48 18.93 +41 32 02.7 15.5 c 583
2011-10-14 01:16:20 C 05 48 19.14 +41 32 01.9 15.7 c 583
2011-10-14 01:21:40 C 05 48 21.97 +41 31 48.3 15.9 c 583
2011-10-14 01:21:58 C 05 48 22.14 +41 31 47.5 16.0 c 583
2011-10-14 01:22:22 C 05 48 22.34 +41 31 46.5 15.7 c 583
2011-10-14 21:38:02 C 05 59 17.32 +40 37 24.5 – t J69
2011-10-14 21:43:06 C 05 59 20.01 +40 37 10.7 – t J69
2011-10-14 21:45:38 C 05 59 21.34 +40 37 04.2 – t J69
2011-10-14 21:48:10 C 05 59 22.68 +40 36 57.8 – t J69
2011-10-14 21:59:29 C 05 59 28.66 +40 36 28.3 – t J69
2011-10-14 22:02:01 C 05 59 29.98 +40 36 21.6 – t J69
2011-10-21 11:13:05 C 07 08 51.99 +32 21 50.8 – t H47
2011-10-21 11:14:17 C 07 08 52.42 +32 21 46.7 – t H47
2011-10-21 11:15:21 C 07 08 52.77 +32 21 43.3 – t H47
2011-10-21 11:16:27 C 07 08 53.13 +32 21 39.7 – t H47
2011-10-27 09:55:27 C 07 51 26.92 +24 41 51.5 – r 703
2011-10-27 10:07:45 C 07 51 29.77 +24 41 15.0 – r 703
2011-10-27 10:20:04 C 07 51 32.65 +24 40 38.3 – r 703
2011-10-27 10:32:32 C 07 51 35.53 +24 40 01.4 – r 703
2011-10-28 10:25:13 C 07 57 13.65 +23 28 33.5 15.4 c 704
2011-10-28 10:42:53 C 07 57 17.45 +23 27 42.4 15.4 c 704
2011-10-28 11:00:17 C 07 57 21.20 +23 26 51.8 15.5 c 704
2011-10-28 11:17:42 C 07 57 24.93 +23 26 01.0 15.3 c 704
2011-10-28 11:35:06 C 07 57 28.66 +23 25 10.0 15.7 c 704
2011-10-29 10:14:47 C 08 02 30.63 +22 19 15.7 15.4 c 704
2011-10-29 10:32:32 C 08 02 34.21 +22 18 25.4 15.5 c 704
2011-10-29 10:50:16 C 08 02 37.82 +22 17 35.7 15.3 c 704
2011-10-29 11:08:04 C 08 02 41.37 +22 16 45.4 15.4 c 704
2011-10-29 11:25:40 C 08 02 45.05 +22 15 55.6 16.7 c 704
2011-10-31 01:34:48 C 08 10 32.10 +20 29 18.3 – u C73
2011-10-31 01:35:53 C 08 10 32.20 +20 29 15.4 – u C73
2011-10-31 01:36:42 C 08 10 32.48 +20 29 14.3 – u C73
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2011-10-20 09:54:00 134159626.89 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)