2021 OP

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2232868000
Semi-major axis (a)1.1583347000 AU
Inclination (i)46.00746000°
Long. of Asc. Node (Ω)296.95602000°
Arg. of Perihelion (ω)81.29058000°
Mean Anomaly (M)116.81303000°
Mean Motion (n)0.7905929800°/day
Perihelion dist (q)0.89969390 AU
Aphelion dist (Q)1.41697550 AU
Orbital Period1.24666880 yr
Physical Parameters
H (abs. magnitude)24.47
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.910″
Uncertainty8
Orbit TypeApollo
MOID0.044824 AU
Observations Used45
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-07-27
Observations (57)
Date Type RA Dec Mag Band Observatory
2021-07-19 08:09:32 C 20 29 19.60 -18 48 51.3 U I41
2021-07-19 08:10:02 C 20 29 18.84 -18 48 35.3 U I41
2021-07-19 08:18:20 C 20 29 05.94 -18 44 16.1 U I41
2021-07-19 08:18:49 C 20 29 05.09 -18 44 00.0 U I41
2021-07-19 08:24:26 C 20 28 56.22 -18 41 01.6 U I41
2021-07-19 08:24:55 C 20 28 55.47 -18 40 46.1 U I41
2021-07-19 08:29:11 C 20 28 48.72 -18 38 31.1 U I41
2021-07-19 08:29:41 C 20 28 47.94 -18 38 15.5 U I41
2021-07-19 08:35:17 C 20 28 39.07 -18 35 17.4 U I41
2021-07-19 08:35:47 C 20 28 38.24 -18 35 02.4 U I41
2021-07-19 08:48:11 C 20 28 18.82 -18 28 30.7 U I41
2021-07-19 08:48:40 C 20 28 18.05 -18 28 14.3 U I41
2021-07-19 21:12:56 C 20 09 21.95 -11 36 36.5 V 595
2021-07-19 21:23:48 C 20 09 04.93 -11 30 22.1 V 595
2021-07-19 21:42:19 C 20 08 35.78 -11 19 42.6 V 595
2021-07-19 21:42:45 C 20 08 36.42 -11 19 34.0 V J95
2021-07-19 21:45:23 C 20 08 30.98 -11 17 56.3 V L01
2021-07-19 21:46:38 C 20 08 28.99 -11 17 13.7 V L01
2021-07-19 21:54:14 C 20 08 17.01 -11 12 50.4 V L01
2021-07-19 21:55:51 C 20 08 14.48 -11 11 54.1 V L01
2021-07-19 21:57:28 C 20 08 11.94 -11 10 58.7 V L01
2021-07-19 22:21:12 C 20 07 36.24 -10 57 24.7 V J95
2021-07-19 22:24:15 C 20 07 31.47 -10 55 39.3 V J95
2021-07-19 22:28:42 C 20 07 24.48 -10 53 05.5 V J95
2021-07-19 23:24:22 C 20 05 54.44 -10 17 24.8 V L81
2021-07-19 23:41:12 C 20 05 27.70 -10 07 37.9 V L81
2021-07-20 00:39:54 C 20 03 56.77 -09 36 44.6 V K38
2021-07-20 00:46:21 C 20 03 46.65 -09 32 57.8 V K38
2021-07-20 02:28:12 C 20 01 15.05 -08 30 07.1 X Y00
2021-07-20 02:29:53 C 20 01 12.40 -08 29 07.4 X Y00
2021-07-20 02:31:34 C 20 01 09.73 -08 28 07.7 X Y00
2021-07-20 04:46:19 C 19 57 45.42 -07 11 39.4 q H36
2021-07-20 04:54:33 C 19 57 32.52 -07 06 49.8 q H36
2021-07-20 05:08:30 C 19 57 10.49 -06 58 32.6 q H36
2021-07-20 05:57:44 C 19 55 56.99 -06 29 14.3 V 654
2021-07-20 06:03:29 C 19 55 47.94 -06 25 49.7 V 654
2021-07-20 06:04:17 C 19 55 41.43 -06 25 35.2 u H21
2021-07-20 06:05:50 C 19 55 39.00 -06 24 40.1 u H21
2021-07-20 06:07:23 C 19 55 36.57 -06 23 45.1 u H21
2021-07-20 06:11:11 C 19 55 30.57 -06 21 30.1 u H21
2021-07-20 06:31:20 C 19 55 04.16 -06 09 20.4 V 654
2021-07-20 06:37:06 C 19 54 55.07 -06 05 55.0 V 654
2021-07-20 07:10:03 C 19 54 03.19 -05 46 22.5 V 654
2021-07-20 07:15:48 C 19 53 54.12 -05 42 57.3 V 654
2021-07-20 23:16:27 C 19 29 42.37 +03 44 56.7 V J69
2021-07-20 23:20:11 C 19 29 36.68 +03 47 07.4 V J69
2021-07-20 23:23:56 C 19 29 31.04 +03 49 17.2 V J69
2021-07-21 23:02:47 C 18 55 36.49 +16 34 05.2 V J95
2021-07-21 23:18:36 C 18 55 14.26 +16 41 45.7 V J95
2021-07-21 23:51:22 C 18 54 28.27 +16 57 36.8 V J95