2021 AB7

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3714668474 ± 2.66e-05
Semi-major axis (a)1.5771418047 AU ± 6.27e-05
Inclination (i)2.63734719° ± 4.27e-04
Long. of Asc. Node (Ω)305.23160993° ± 2.39e-03
Arg. of Perihelion (ω)177.68096104° ± 4.12e-03
Mean Anomaly (M)156.46733140° ± 7.47e-02
Mean Motion (n)0.4976295492°/day ± 2.97e-05
Perihelion dist (q)0.99128591 AU ± 5.75e-05
Aphelion dist (Q)2.16299770 AU ± 9.57e-05
Orbital Period1.98064260 yr ± 1.18e-04
Physical Parameters
H (abs. magnitude)27.74
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.287″
Uncertainty2
Orbit TypeApollo
MOID0.006774 AU
Observations Used35
Oppositions1
Arc Total2021-2021
First Observation Used2021-01-15
Last Observation Used2021-01-22
Observations (38)
Date Type RA Dec Mag Band Observatory
2021-01-15 05:31:33 C 05 01 47.17 +59 16 45.4 V G96
2021-01-15 05:40:13 C 05 02 04.91 +59 17 45.4 V G96
2021-01-15 05:48:47 C 05 02 22.74 +59 18 45.3 V G96
2021-01-15 07:34:53 C 05 06 08.32 +59 30 04.1 V I52
2021-01-15 07:37:31 C 05 06 14.11 +59 30 19.4 V I52
2021-01-15 07:40:09 C 05 06 19.98 +59 30 35.5 V I52
2021-01-15 07:42:47 C 05 06 25.80 +59 30 51.2 V I52
2021-01-15 17:46:25 C 05 35 04.15 +60 35 28.9 V 595
2021-01-15 18:07:28 C 05 36 03.19 +60 37 58.5 V 595
2021-01-15 18:31:57 C 05 37 12.05 +60 40 56.3 L01
2021-01-15 18:33:58 C 05 37 17.66 +60 41 10.0 L01
2021-01-15 18:35:58 C 05 37 23.29 +60 41 23.9 L01
2021-01-15 18:39:59 C 05 37 34.58 +60 41 51.3 L01
2021-01-15 18:42:34 C 05 37 41.80 +60 42 09.1 L01
2021-01-15 21:01:30 C 05 44 19.68 +60 56 29.9 V K63
2021-01-15 21:05:30 C 05 44 31.17 +60 56 52.7 V K63
2021-01-15 21:33:25 C 05 45 51.86 +60 59 20.5 V K63
2021-01-15 23:07:35 C 05 50 33.22 +61 06 24.7 V 204
2021-01-15 23:17:34 C 05 51 03.44 +61 07 06.1 V 204
2021-01-15 23:26:12 C 05 51 29.79 +61 07 40.6 V 204
2021-01-16 03:13:51 C 06 05 46.99 +61 25 33.6 V I52
2021-01-16 03:14:40 C 06 05 49.60 +61 25 38.1 V I52
2021-01-16 03:15:29 C 06 05 52.25 +61 25 42.3 V I52
2021-01-17 03:14:03 C 07 43 01.95 +60 48 24.3 V 033
2021-01-17 03:14:37 C 07 43 04.52 +60 48 18.7 V 033
2021-01-17 03:15:13 C 07 43 07.09 +60 48 13.6 V 033
2021-01-17 03:15:51 C 07 43 09.89 +60 48 06.9 V 033
2021-01-17 04:49:35 C 07 52 18.49 +60 40 32.0 V I52
2021-01-17 04:50:18 C 07 52 21.55 +60 40 27.3 V I52
2021-01-18 05:39:42 C 09 39 11.39 +53 16 39.3 V I52
2021-01-18 05:40:23 C 09 39 13.85 +53 16 23.3 V I52
2021-01-18 05:41:04 C 09 39 16.23 +53 16 06.5 V I52
2021-01-18 05:41:45 C 09 39 18.63 +53 15 50.2 V I52
2021-01-20 05:21:08 C 11 37 07.94 +27 13 42.8 V 033
2021-01-20 05:21:44 C 11 37 08.78 +27 13 23.6 V 033
2021-01-22 03:55:33 C 12 26 04.75 +07 08 44.6 V J95
2021-01-22 04:05:04 C 12 26 10.31 +07 05 40.5 V J95
2021-01-22 04:23:39 C 12 26 21.08 +06 59 41.9 V J95