2021 QA2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5735917000
Semi-major axis (a)2.0655673000 AU
Inclination (i)7.10235000°
Long. of Asc. Node (Ω)180.68782000°
Arg. of Perihelion (ω)226.47963000°
Mean Anomaly (M)133.49867000°
Mean Motion (n)0.3320053100°/day
Perihelion dist (q)0.88077500 AU
Aphelion dist (Q)3.25035960 AU
Orbital Period2.96865020 yr
Physical Parameters
H (abs. magnitude)24.04
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.630″
Uncertainty6
Orbit TypeApollo
MOID0.004553 AU
Observations Used100
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-15
Observations (103)
Date Type RA Dec Mag Band Observatory
2021-09-06 21:56:12 C 22 52 48.044 +17 46 34.49 V J04
2021-09-06 21:58:42 C 22 52 48.456 +17 46 39.47 V J04
2021-09-06 22:01:13 C 22 52 48.873 +17 46 45.04 V J04
2021-09-07 06:18:38 C 22 54 20.88 +18 03 52.7 V G96
2021-09-07 06:26:46 C 22 54 22.31 +18 04 09.4 V G96
2021-09-07 06:34:53 C 22 54 23.66 +18 04 27.3 V G96
2021-09-07 06:43:03 C 22 54 25.08 +18 04 44.7 V G96
2021-09-07 11:31:33 C 22 55 16.87 +18 14 51.1 o 291
2021-09-07 11:34:43 C 22 55 17.47 +18 14 57.7 o 291
2021-09-07 11:37:54 C 22 55 18.08 +18 15 04.3 o 291
2021-09-07 19:16:23 C 22 57 02.88 +18 31 40.3 V 033
2021-09-07 19:17:03 C 22 57 03.00 +18 31 41.7 V 033
2021-09-07 19:17:42 C 22 57 03.15 +18 31 43.4 V 033
2021-09-07 19:18:28 C 22 57 03.30 +18 31 44.9 V 033
2021-09-08 19:24:25 C 23 02 45.03 +19 30 34.5 V 033
2021-09-08 19:24:55 C 23 02 45.15 +19 30 35.8 V 033
2021-09-08 19:25:24 C 23 02 45.28 +19 30 37.1 V 033
2021-09-08 19:35:45 C 23 02 48.32 +19 31 10.5 V B67
2021-09-08 19:47:45 C 23 02 51.25 +19 31 43.0 V B67
2021-09-08 19:59:45 C 23 02 54.22 +19 32 15.3 V B67
2021-09-09 20:06:22 C 23 09 50.50 +20 40 48.2 V 033
2021-09-09 20:06:47 C 23 09 50.63 +20 40 49.5 V 033
2021-09-09 20:07:11 C 23 09 50.76 +20 40 50.8 V 033
2021-09-10 06:11:49 C 23 13 10.44 +21 13 40.5 V 703
2021-09-10 06:19:23 C 23 13 12.82 +21 14 05.1 V 703
2021-09-10 06:26:57 C 23 13 15.23 +21 14 30.8 V 703
2021-09-10 06:34:31 C 23 13 17.66 +21 14 56.2 V 703
2021-09-10 19:25:49 C 23 18 07.16 +21 58 33.6 V 033
2021-09-10 19:26:13 C 23 18 07.31 +21 58 35.1 V 033
2021-09-10 19:26:38 C 23 18 07.47 +21 58 36.6 V 033
2021-09-11 09:50:17 C 23 24 03.65 +22 54 10.7 V U68
2021-09-11 09:55:53 C 23 24 06.07 +22 54 32.1 V U68
2021-09-11 10:23:05 C 23 24 17.60 +22 56 20.4 V U68
2021-09-11 10:28:41 C 23 24 20.00 +22 56 41.4 V U68
2021-09-11 20:55:18 C 23 29 30.37 +23 40 03.3 V 033
2021-09-11 20:55:43 C 23 29 30.57 +23 40 05.2 V 033
2021-09-11 20:56:07 C 23 29 30.76 +23 40 07.0 V 033
2021-09-12 10:58:02 C 23 37 07.21 +24 46 16.1 V T08
2021-09-12 11:02:41 C 23 37 09.79 +24 46 38.8 V T08
2021-09-12 11:43:33 C 23 37 32.15 +24 49 56.1 V T08
2021-09-12 12:24:51 C 23 37 55.07 +24 53 14.5 V T08
2021-09-12 19:04:21 C 23 42 16.46 +25 25 05.4 V 033
2021-09-12 19:04:46 C 23 42 16.71 +25 25 07.5 V 033
2021-09-12 19:05:10 C 23 42 16.98 +25 25 09.8 V 033
2021-09-15 08:52:09 C 00 42 48.63 +32 08 17.3 V G96
2021-09-15 08:59:50 C 00 42 59.27 +32 09 16.3 V G96
2021-09-15 09:07:30 C 00 43 09.97 +32 10 15.1 V G96
2021-09-15 09:15:11 C 00 43 20.66 +32 11 14.1 V G96
2021-09-15 10:37:21 C 00 45 28.923 +32 22 37.55 U F51
2021-09-15 10:49:37 C 00 45 46.324 +32 24 14.34 U F51