2021 JA1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3586395000
Semi-major axis (a)1.4165545000 AU
Inclination (i)35.78441000°
Long. of Asc. Node (Ω)45.82418000°
Arg. of Perihelion (ω)231.60686000°
Mean Anomaly (M)226.01013000°
Mean Motion (n)0.5845937100°/day
Perihelion dist (q)0.90852210 AU
Aphelion dist (Q)1.92458690 AU
Orbital Period1.68597030 yr
Physical Parameters
H (abs. magnitude)25.62
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.740″
Uncertainty7
Orbit TypeApollo
MOID0.000076 AU
Observations Used42
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-05
Observations (42)
Date Type RA Dec Mag Band Observatory
2021-05-03 09:54:11 C 17 51 35.54 +35 35 59.9 V G96
2021-05-03 10:01:36 C 17 51 39.61 +35 35 05.2 V G96
2021-05-03 10:09:00 C 17 51 43.65 +35 34 11.1 V G96
2021-05-03 10:16:24 C 17 51 47.66 +35 33 15.1 V G96
2021-05-03 11:19:28 C 17 52 22.59 +35 25 12.9 V I52
2021-05-03 11:21:37 C 17 52 23.78 +35 24 56.1 V I52
2021-05-04 01:22:17 C 18 03 34.17 +33 04 36.6 V L01
2021-05-04 01:24:32 C 18 03 36.16 +33 04 08.2 V L01
2021-05-04 01:26:46 C 18 03 38.16 +33 03 39.9 V L01
2021-05-04 01:29:01 C 18 03 40.16 +33 03 11.6 V L01
2021-05-04 01:31:16 C 18 03 42.17 +33 02 43.6 V L01
2021-05-04 07:39:57 C 18 10 32.80 +31 33 55.1 V I52
2021-05-04 07:40:31 C 18 10 33.51 +31 33 45.2 V I52
2021-05-04 07:41:04 C 18 10 34.06 +31 33 37.0 V I52
2021-05-04 19:34:52 C 18 28 30.38 +27 07 17.1 V N88
2021-05-04 19:35:18 C 18 28 31.18 +27 07 04.5 V N88
2021-05-04 19:35:44 C 18 28 32.02 +27 06 51.8 V N88
2021-05-04 22:08:07 C 18 33 50.07 +25 42 01.2 V J95
2021-05-04 22:15:49 C 18 34 06.64 +25 37 37.1 V J95
2021-05-04 22:24:16 C 18 34 24.91 +25 32 45.2 V J95
2021-05-04 22:46:12 C 18 35 12.89 +25 20 00.8 V J69
2021-05-04 22:49:57 C 18 35 21.12 +25 17 47.3 V J69
2021-05-04 22:53:42 C 18 35 29.36 +25 15 33.5 V J69
2021-05-05 00:18:31 C 18 38 43.68 +24 24 02.7 V B49
2021-05-05 00:18:54 C 18 38 44.56 +24 23 48.0 V B49
2021-05-05 00:19:11 C 18 38 45.20 +24 23 37.8 V B49
2021-05-05 00:24:07 C 18 38 56.52 +24 20 24.6 V B49
2021-05-05 02:22:05 C 18 43 39.29 +22 56 11.0 V J95
2021-05-05 02:25:14 C 18 43 47.26 +22 53 49.8 V J95
2021-05-05 02:29:34 C 18 43 58.25 +22 50 33.8 V J95
2021-05-05 02:32:36 C 18 44 06.01 +22 48 15.6 V J95
2021-05-05 14:34:15 C 19 29 08.700 +08 30 29.64 V T12
2021-05-05 14:34:51 C 19 29 11.728 +08 29 24.09 V T12
2021-05-05 14:36:39 C 19 29 20.746 +08 26 08.83 V T12
2021-05-05 15:10:23 C 19 32 39.89 +07 38 59.3 t 474
2021-05-05 15:11:16 C 19 32 44.72 +07 37 20.4 t 474
2021-05-05 15:11:43 C 19 32 46.94 +07 36 28.5 t 474
2021-05-05 15:12:10 C 19 32 49.38 +07 35 38.5 t 474
2021-05-05 15:39:06 C 19 35 14.46 +06 44 06.7 t 474
2021-05-05 15:39:33 C 19 35 16.84 +06 43 14.1 t 474
2021-05-05 15:40:00 C 19 35 19.26 +06 42 22.2 t 474
2021-05-05 15:40:27 C 19 35 21.75 +06 41 29.9 t 474