2015 OM21

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5254363171 ± 1.44e-08
Semi-major axis (a)2.2963224535 AU ± 4.90e-09
Inclination (i)5.07553119° ± 2.41e-06
Long. of Asc. Node (Ω)288.10512579° ± 1.05e-05
Arg. of Perihelion (ω)16.68222835° ± 1.52e-05
Mean Anomaly (M)348.21952316° ± 4.29e-06
Mean Motion (n)0.2832454666°/day ± 9.06e-10
Perihelion dist (q)1.08975124 AU ± 3.31e-08
Aphelion dist (Q)3.50289367 AU ± 3.39e-08
Orbital Period3.47976014 yr ± 1.11e-08
Physical Parameters
H (abs. magnitude)22.54
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.209″
Uncertainty0
Orbit TypeAmor
MOID0.075931 AU
Observations Used140
Oppositions5
Arc Total2015-2022
First Observation Used2015-06-20
Last Observation Used2022-08-24
Observations (146)
Date Type RA Dec Mag Band Observatory
2015-08-13 06:58:36 C 23 45 39.72 +23 53 28.5 u H21
2015-08-13 07:06:49 C 23 45 40.29 +23 53 36.3 u H21
2015-08-13 07:10:01 C 23 45 40.52 +23 53 39.4 u H21
2015-08-17 06:58:48 C 23 52 46.32 +25 07 52.4 u H21
2015-08-17 07:10:02 C 23 52 46.90 +25 07 59.8 u H21
2015-08-17 07:21:17 C 23 52 47.46 +25 08 07.0 u H21
2015-08-17 07:30:31 C 23 52 47.95 +25 08 12.7 u H21
2015-08-18 06:36:50 C 23 54 13.75 +25 22 04.3 u H21
2015-08-18 06:41:09 C 23 54 13.92 +25 22 07.2 u H21
2015-08-18 06:45:28 C 23 54 14.12 +25 22 09.7 u H21
2015-08-24 06:39:29 C 00 00 54.84 +26 19 00.4 u H21
2015-08-24 06:50:23 C 00 00 55.12 +26 19 02.8 u H21
2015-08-24 07:01:49 C 00 00 55.36 +26 19 05.6 u H21
2015-08-28 08:51:44 C 00 03 42.217 +26 33 03.09 V F51
2015-08-28 09:09:08 C 00 03 42.435 +26 33 04.92 V F51
2015-08-28 09:25:04 C 00 03 42.621 +26 33 06.59 V F51
2015-08-28 09:41:03 C 00 03 42.799 +26 33 08.18 V F51
2015-08-29 09:45:51 C 00 04 12.064 +26 33 52.98 V F51
2015-08-29 10:03:32 C 00 04 12.220 +26 33 54.04 V F51
2015-08-29 10:22:58 C 00 04 12.337 +26 33 54.85 V F51
2015-08-30 09:47:30 C 00 04 37.318 +26 33 40.24 V F51
2015-08-30 10:05:09 C 00 04 37.422 +26 33 40.52 V F51
2015-08-30 10:23:33 C 00 04 37.505 +26 33 40.56 V F51
2015-08-30 10:41:12 C 00 04 37.586 +26 33 40.61 V F51
2015-09-06 05:36:33 C 00 05 59.42 +26 09 08.6 o 291
2015-09-06 05:56:36 C 00 05 59.30 +26 09 04.1 o 291
2015-09-06 06:24:20 C 00 05 59.10 +26 08 57.7 o 291
2015-10-05 05:00:46 C 00 01 32.00 +20 08 54.2 u H21
2015-10-05 05:14:26 C 00 01 31.90 +20 08 45.8 u H21
2015-10-05 05:28:07 C 00 01 31.81 +20 08 37.5 u H21
2015-10-07 05:58:43 C 00 01 29.21 +19 39 18.1 u H21
2015-10-07 06:23:22 C 00 01 29.09 +19 39 03.2 u H21
2015-10-07 06:37:25 C 00 01 29.02 +19 38 54.5 u H21
2015-10-10 04:54:17 C 00 01 36.06 +18 57 22.7 u H21
2015-10-10 05:18:21 C 00 01 36.01 +18 57 08.8 u H21
2015-10-10 05:42:41 C 00 01 35.95 +18 56 54.3 u H21
2022-05-27 13:29:52 C 20 51 39.479 -26 22 31.43 V F52
2022-05-27 14:03:02 C 20 51 47.032 -26 21 49.06 V F52
2022-05-27 14:19:36 C 20 51 50.794 -26 21 27.70 V F52
2022-06-26 13:30:55 C 23 36 44.727 -02 09 48.15 V T14
2022-06-26 13:32:19 C 23 36 44.997 -02 09 44.99 V T14
2022-06-26 13:33:45 C 23 36 45.275 -02 09 41.75 V T14
2022-06-27 14:12:27 C 23 41 37.182 -01 14 01.11 V T12
2022-08-24 08:51:16 C 02 14 53.40 +27 44 11.6 u H21
2022-08-24 08:57:47 C 02 14 53.56 +27 44 14.5 u H21
2022-08-24 09:07:08 C 02 14 53.79 +27 44 19.3 u H21