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
2015-06-20 09:44:48 C 18 35 20.572 -35 41 27.90 V F51
2015-06-22 11:00:31 C 18 45 35.176 -34 51 55.42 V F51
2015-06-22 11:14:46 C 18 45 38.008 -34 51 39.26 V F51
2015-06-22 11:29:02 C 18 45 40.807 -34 51 23.28 V F51
2015-06-22 11:43:18 C 18 45 43.631 -34 51 06.93 V F51
2015-07-19 12:16:05 C 21 59 20.573 -00 12 34.93 L F51
2015-07-19 12:33:28 C 21 59 25.098 -00 11 21.35 L F51
2015-07-19 12:50:53 C 21 59 29.656 -00 10 07.22 L F51
2015-07-20 08:27:13 C 22 05 03.15 +01 11 57.2 u H21
2015-07-20 08:33:32 C 22 05 04.79 +01 12 23.5 u H21
2015-07-20 08:39:44 C 22 05 06.38 +01 12 49.4 u H21
2015-07-20 08:45:56 C 22 05 08.00 +01 13 14.9 u H21
2015-07-20 08:52:26 C 22 05 09.69 +01 13 42.1 u H21
2015-07-20 10:28:19 C 22 05 40.590 +01 20 47.55 t 568
2015-07-20 10:30:13 C 22 05 41.082 +01 20 55.48 t 568
2015-07-20 10:32:05 C 22 05 41.564 +01 21 03.25 t 568
2015-07-20 16:42:55 C 22 07 21.97 +01 47 59.1 q D90
2015-07-20 16:50:06 C 22 07 23.82 +01 48 28.8 q D90
2015-07-20 16:57:15 C 22 07 25.63 +01 48 58.5 q D90
2015-07-20 17:32:46 C 22 07 33.86 +01 51 20.0 q Q64
2015-07-20 17:36:23 C 22 07 34.79 +01 51 34.7 q Q64
2015-07-20 17:40:00 C 22 07 35.70 +01 51 49.5 q Q64
2015-07-20 17:43:37 C 22 07 36.63 +01 52 04.5 q Q64
2015-07-20 17:46:38 C 22 07 37.40 +01 52 16.9 q Q64
2015-07-20 21:50:26 C 22 08 50.07 +02 06 59.5 q 595
2015-07-20 22:19:57 C 22 08 58.06 +02 09 02.6 18.5 u 104
2015-07-20 22:22:04 C 22 08 58.64 +02 09 11.5 18.8 u 104
2015-07-20 22:25:15 C 22 08 59.49 +02 09 24.2 18.4 u 104
2015-07-20 22:27:05 C 22 08 59.72 +02 09 29.2 q 595
2015-07-20 22:33:39 C 22 09 01.78 +02 09 49.9 q J95
2015-07-20 22:42:28 C 22 09 04.11 +02 10 26.2 q J95
2015-07-20 22:43:45 C 22 09 04.99 +02 10 40.8 q 958
2015-07-20 22:48:30 C 22 09 05.72 +02 10 51.1 q J95
2015-07-20 23:11:08 C 22 09 12.17 +02 12 32.9 q 958
2015-07-20 23:12:54 C 22 09 12.51 +02 12 38.1 q I93
2015-07-20 23:21:58 C 22 09 14.88 +02 13 15.2 q I93
2015-07-20 23:24:49 C 22 09 15.76 +02 13 28.8 q 958
2015-07-20 23:31:29 C 22 09 17.35 +02 13 54.1 q I93
2015-07-20 23:31:45 C 22 09 15.77 +02 13 52.9 t L04
2015-07-21 00:08:21 C 22 09 25.72 +02 16 20.0 q C47
2015-07-21 00:10:25 C 22 09 25.72 +02 16 30.3 t L04
2015-07-21 00:14:33 C 22 09 27.31 +02 16 45.1 q C47
2015-07-21 00:20:36 C 22 09 28.89 +02 17 10.0 q C47
2015-07-21 00:26:47 C 22 09 30.46 +02 17 35.0 q C47
2015-07-21 00:33:40 C 22 09 32.22 +02 18 03.0 q C47
2015-07-21 05:52:27 C 22 10 57.63 +02 41 19.7 q Y00
2015-07-21 05:54:44 C 22 10 58.25 +02 41 28.5 q Y00
2015-07-21 05:57:02 C 22 10 58.76 +02 41 37.1 q Y00
2015-07-21 06:37:02 C 22 11 13.21 +02 42 47.8 q H36
2015-07-21 06:50:40 C 22 11 16.66 +02 43 42.9 q H36