2021 AW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2726205000
Semi-major axis (a)1.3278476000 AU
Inclination (i)31.67037000°
Long. of Asc. Node (Ω)116.40606000°
Arg. of Perihelion (ω)72.01608000°
Mean Anomaly (M)18.24613000°
Mean Motion (n)0.6441421800°/day
Perihelion dist (q)0.96584910 AU
Aphelion dist (Q)1.68984610 AU
Orbital Period1.53010890 yr
Physical Parameters
H (abs. magnitude)23.47
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.820″
Uncertainty8
Orbit TypeApollo
MOID0.134941 AU
Observations Used33
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-01-17
Observations (33)
Date Type RA Dec Mag Band Observatory
2021-01-10 09:37:32 C 09 35 12.13 +08 54 55.0 V G96
2021-01-10 09:44:58 C 09 35 13.06 +08 55 41.6 V G96
2021-01-10 09:52:24 C 09 35 13.93 +08 56 26.3 V G96
2021-01-10 09:59:49 C 09 35 14.75 +08 57 11.9 V G96
2021-01-10 11:38:13 C 09 35 26.30 +09 07 18.0 V V06
2021-01-10 11:41:21 C 09 35 26.66 +09 07 36.9 V V06
2021-01-10 11:44:28 C 09 35 27.01 +09 07 56.7 V V06
2021-01-10 11:47:36 C 09 35 27.38 +09 08 15.5 V V06
2021-01-10 23:24:11 C 09 37 01.15 +10 21 13.1 V 033
2021-01-10 23:26:36 C 09 37 01.45 +10 21 28.6 V 033
2021-01-10 23:29:00 C 09 37 01.79 +10 21 44.0 V 033
2021-01-11 07:14:14 C 09 38 05.12 +11 12 25.2 V V06
2021-01-11 07:20:29 C 09 38 05.88 +11 13 06.1 V V06
2021-01-11 07:23:36 C 09 38 06.28 +11 13 26.8 V V06
2021-01-11 23:56:32 C 09 40 24.49 +13 05 23.8 V L01
2021-01-12 00:07:40 C 09 40 25.98 +13 06 41.2 V L01
2021-01-12 00:17:40 C 09 40 27.31 +13 07 50.9 V L01
2021-01-12 06:30:02 C 09 41 21.79 +13 51 31.8 u H21
2021-01-12 06:38:25 C 09 41 22.91 +13 52 31.6 u H21
2021-01-12 06:42:37 C 09 41 23.48 +13 53 01.3 u H21
2021-01-12 07:27:25 C 09 41 30.69 +13 58 24.3 V I52
2021-01-12 07:47:49 C 09 41 33.50 +14 00 50.2 V I52
2021-01-16 07:58:00 C 09 58 23.40 +27 05 34.2 V I52
2021-01-16 07:59:48 C 09 58 23.78 +27 05 51.1 V I52
2021-01-16 08:03:26 C 09 58 24.48 +27 06 24.5 V I52
2021-01-17 10:15:29 C 10 04 09.85 +31 11 13.3 V G96
2021-01-17 10:22:54 C 10 04 11.44 +31 12 23.8 V G96
2021-01-17 10:30:19 C 10 04 13.03 +31 13 34.4 V G96
2021-01-17 10:37:44 C 10 04 14.65 +31 14 44.8 V G96
2021-01-17 11:16:41 C 10 04 23.13 +31 20 54.7 V I52
2021-01-17 11:23:00 C 10 04 24.53 +31 21 54.9 V I52
2021-01-17 11:29:20 C 10 04 25.89 +31 22 55.5 V I52
2021-01-17 11:33:01 C 10 04 26.71 +31 23 29.9 V I52