2021 AR7

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5865378894 ± 7.89e-04
Semi-major axis (a)2.4558439323 AU ± 4.70e-03
Inclination (i)1.57766123° ± 1.74e-03
Long. of Asc. Node (Ω)8.89450981° ± 4.24e-02
Arg. of Perihelion (ω)103.14116024° ± 4.62e-02
Mean Anomaly (M)94.43518086° ± 1.31e+00
Mean Motion (n)0.2561009149°/day ± 7.35e-04
Perihelion dist (q)1.01539842 AU ± 2.74e-03
Aphelion dist (Q)3.89628945 AU ± 7.70e-03
Orbital Period3.84858556 yr ± 1.10e-02
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.494″
Uncertainty4
Orbit TypeApollo
MOID0.041362 AU
Observations Used22
Oppositions1
Arc Total2021-2021
First Observation Used2021-01-15
Last Observation Used2021-01-17
Observations (22)
Date Type RA Dec Mag Band Observatory
2021-01-15 09:17:28 C 09 06 40.23 +58 15 17.0 V G96
2021-01-15 09:34:37 C 09 07 04.15 +58 13 19.4 V G96
2021-01-15 09:43:10 C 09 07 16.10 +58 12 20.4 V G96
2021-01-15 11:57:29 C 09 10 22.76 +57 56 23.9 V I52
2021-01-15 11:59:41 C 09 10 25.74 +57 56 06.3 V I52
2021-01-15 20:33:13 C 09 23 02.91 +56 53 59.5 V L01
2021-01-15 20:45:14 C 09 23 18.84 +56 52 36.6 V L01
2021-01-15 20:51:02 C 09 23 26.52 +56 51 56.6 V L01
2021-01-16 02:49:20 C 09 31 01.12 +56 07 51.0 V 204
2021-01-16 03:12:42 C 09 31 29.80 +56 04 47.4 V 204
2021-01-16 05:17:45 C 09 34 35.40 +55 48 37.2 q 858
2021-01-16 05:45:40 C 09 35 09.25 +55 45 13.4 q 858
2021-01-16 06:08:37 C 09 35 38.47 +55 42 24.3 V I52
2021-01-16 06:11:28 C 09 35 41.92 +55 42 04.4 V I52
2021-01-16 06:14:20 C 09 35 45.37 +55 41 43.0 V I52
2021-01-17 02:19:04 C 09 58 47.96 +52 58 16.9 V 033
2021-01-17 02:20:24 C 09 58 49.28 +52 58 05.7 V 033
2021-01-17 02:21:44 C 09 58 50.61 +52 57 54.2 V 033
2021-01-17 02:23:03 C 09 58 51.93 +52 57 43.1 V 033
2021-01-17 06:19:03 C 10 03 16.74 +52 24 51.8 V I52
2021-01-17 06:21:54 C 10 03 19.46 +52 24 29.1 V I52
2021-01-17 06:27:34 C 10 03 24.87 +52 23 44.0 V I52