2002 OY21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6702231518 ± 3.38e-07
Semi-major axis (a)1.3582803991 AU ± 2.83e-09
Inclination (i)13.94418978° ± 3.61e-05
Long. of Asc. Node (Ω)119.06764592° ± 2.58e-05
Arg. of Perihelion (ω)314.52403791° ± 4.00e-05
Mean Anomaly (M)218.47686815° ± 1.25e-05
Mean Motion (n)0.6226272523°/day ± 1.95e-09
Perihelion dist (q)0.44792943 AU ± 4.59e-07
Aphelion dist (Q)2.26863137 AU ± 4.59e-07
Orbital Period1.58301179 yr ± 4.95e-09
Physical Parameters
H (abs. magnitude)20.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.260″
Uncertainty0
Orbit TypeApollo
MOID0.087234 AU
Observations Used67
Oppositions7
Arc Total2002-2021
First Observation Used2002-07-29
Last Observation Used2021-08-03
Observations (71)
Date Type RA Dec Mag Band Observatory
2002-07-29 07:58:43 C 21 38 45.75 -27 14 43.2 18.2 c 644
2002-07-29 08:29:04 C 21 38 43.61 -27 16 41.5 17.7 c 644
2002-07-29 09:25:33 C 21 38 39.57 -27 20 21.7 18.3 c 644
2002-07-29 19:30:53 C 21 37 59.87 -27 59 50.3 e 413
2002-07-29 19:32:29 C 21 37 59.79 -27 59 56.7 e 413
2002-07-29 19:35:02 C 21 37 59.57 -28 00 07.0 e 413
2002-07-30 08:09:10 C 21 37 13.82 -28 52 38.4 c 474
2002-07-30 08:10:39 C 21 37 13.73 -28 52 44.7 c 474
2002-07-30 08:12:20 C 21 37 13.58 -28 52 52.4 c 474
2002-07-30 08:13:50 C 21 37 13.52 -28 52 58.5 c 474
2002-07-30 11:34:02 C 21 36 59.27 -29 07 44.5 e 413
2002-07-30 11:35:38 C 21 36 59.12 -29 07 51.4 e 413
2002-07-30 12:17:20 C 21 36 54.69 -29 10 51.1 c 474
2002-07-30 12:19:09 C 21 36 54.56 -29 10 58.9 c 474
2002-07-30 12:20:50 C 21 36 54.39 -29 11 06.7 c 474
2002-07-30 14:45:05 C 21 36 43.12 -29 21 58.4 m 428
2002-07-30 15:06:27 C 21 36 41.19 -29 23 32.5 m 428
2002-07-30 18:10:18 C 21 36 25.75 -29 37 07.7 e 413
2002-07-30 18:12:02 C 21 36 25.59 -29 37 15.1 e 413
2002-07-30 18:13:45 C 21 36 25.47 -29 37 22.9 e 413
2002-07-31 15:02:48 C 21 34 46.42 -31 15 56.8 e 413
2002-07-31 15:04:56 C 21 34 46.19 -31 16 07.4 e 413
2002-07-31 15:06:24 C 21 34 46.04 -31 16 14.8 e 413
2002-08-03 12:31:13 C 21 26 49.66 -38 02 43.4 m 428
2002-08-03 12:35:34 C 21 26 48.89 -38 03 14.0 m 428
2002-08-03 12:44:20 C 21 26 47.44 -38 04 15.2 m 428
2002-08-04 10:53:38 C 21 23 09.00 -40 44 57.5 m 428
2002-08-04 11:02:23 C 21 23 07.33 -40 46 06.5 m 428
2002-08-04 14:25:40 C 21 22 24.80 -41 12 09.8 c 474
2002-08-04 14:27:19 C 21 22 24.45 -41 12 23.0 c 474
2002-08-04 14:28:52 C 21 22 24.14 -41 12 34.6 c 474
2002-08-05 13:20:29 C 21 17 36.79 -44 21 01.2 m 428
2002-08-05 13:24:50 C 21 17 35.77 -44 21 39.4 m 428
2002-08-07 12:25:30 C 21 03 05.11 -51 57 40.4 m 428
2002-08-07 12:27:50 C 21 03 04.15 -51 58 06.1 m 428
2002-08-07 12:30:10 C 21 03 03.17 -51 58 31.6 m 428
2002-08-07 12:32:30 C 21 03 02.14 -51 58 56.3 m 428
2002-08-08 13:42:15 C 20 50 53.43 -56 43 24.6 m 428
2002-08-08 13:47:00 C 20 50 50.56 -56 44 20.3 m 428
2002-08-11 10:29:58 C 19 33 40.30 -71 16 56.3 m 428
2002-08-11 10:31:15 C 19 33 37.56 -71 17 12.0 m 428
2002-08-11 10:37:28 C 19 33 23.82 -71 18 30.6 m 428
2002-08-13 08:46:25 C 16 39 21.19 -78 08 17.1 m 428
2002-08-13 09:12:41 C 16 36 53.65 -78 09 20.1 m 428
2002-08-13 09:23:48 C 16 35 51.26 -78 09 45.8 m 428
2002-08-13 09:26:07 C 16 35 38.20 -78 09 51.1 m 428
2021-06-19 12:00:51 C 21 39 01.250 -10 06 51.80 U F51
2021-06-19 12:16:46 C 21 39 01.755 -10 06 53.53 U F51
2021-06-19 12:32:42 C 21 39 02.284 -10 06 55.25 U F51
2021-06-19 12:48:36 C 21 39 02.808 -10 06 56.84 U F51