2021 QA

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6223676329
Semi-major axis (a)2.7396010001 AU
Inclination (i)58.39981162°
Long. of Asc. Node (Ω)143.78162580°
Arg. of Perihelion (ω)227.22676707°
Mean Anomaly (M)328.44636381°
Mean Motion (n)0.2171855800°/day
Perihelion dist (q)1.03436630 AU
Aphelion dist (Q)4.44771390 AU
Orbital Period4.53808980 yr
Physical Parameters
H (abs. magnitude)20.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.317″
Uncertainty
Orbit TypeAmor
MOID0.154399 AU
Observations Used119
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-08-28
Observations (120)
Date Type RA Dec Mag Band Observatory
2021-08-17 04:11:40 C 20 40 34.66 -02 09 59.0 V I22
2021-08-17 04:12:11 C 20 40 34.56 -02 10 05.8 V I22
2021-08-17 04:12:39 C 20 40 34.47 -02 10 10.8 V I22
2021-08-17 04:13:15 C 20 40 34.35 -02 10 17.7 V I22
2021-08-17 04:13:45 C 20 40 34.28 -02 10 24.1 V I22
2021-08-17 04:14:13 C 20 40 34.16 -02 10 29.4 V I22
2021-08-17 04:14:44 C 20 40 34.08 -02 10 35.1 V I22
2021-08-17 04:15:12 C 20 40 33.98 -02 10 41.3 V I22
2021-08-17 04:15:42 C 20 40 33.88 -02 10 47.7 V I22
2021-08-17 04:16:41 C 20 40 33.70 -02 10 58.5 V I22
2021-08-17 04:17:41 C 20 40 33.52 -02 11 10.1 V I22
2021-08-17 04:18:10 C 20 40 33.38 -02 11 16.2 V I22
2021-08-17 04:20:38 C 20 40 32.94 -02 11 45.5 V I22
2021-08-17 04:21:06 C 20 40 32.80 -02 11 51.0 V I22
2021-08-17 04:21:37 C 20 40 32.73 -02 11 57.6 V I22
2021-08-17 04:59:51 C 20 40 27.33 -02 19 24.9 V 654
2021-08-17 05:29:54 C 20 40 21.39 -02 25 22.3 V 654
2021-08-17 06:11:14 C 20 40 13.17 -02 33 34.9 V 654
2021-08-17 19:15:10 C 20 37 43.52 -05 12 47.2 V C82
2021-08-17 19:20:25 C 20 37 42.45 -05 13 52.0 V C82
2021-08-17 19:29:59 C 20 37 40.51 -05 15 52.9 V K63
2021-08-17 19:33:07 C 20 37 39.88 -05 16 31.0 V K63
2021-08-17 19:36:14 C 20 37 39.24 -05 17 09.9 V K63
2021-08-17 19:37:06 C 20 37 39.05 -05 17 21.0 V G17
2021-08-17 19:42:37 C 20 37 37.97 -05 18 29.1 V G17
2021-08-17 19:48:07 C 20 37 36.81 -05 19 38.0 V G17
2021-08-17 20:40:37 C 20 37 25.92 -05 30 34.0 X L01
2021-08-17 20:41:25 C 20 37 25.72 -05 30 43.0 X L01
2021-08-17 20:42:36 C 20 37 25.49 -05 30 58.3 X L01
2021-08-17 20:44:44 C 20 37 25.16 -05 31 24.4 q K78
2021-08-17 20:48:54 C 20 37 24.31 -05 32 16.7 q K78
2021-08-17 20:52:21 C 20 37 23.88 -05 32 57.2 V B49
2021-08-17 20:52:42 C 20 37 23.81 -05 33 01.9 V B49
2021-08-17 20:53:20 C 20 37 23.37 -05 33 11.9 q K78
2021-08-17 20:53:36 C 20 37 23.67 -05 33 13.6 V B49
2021-08-17 21:11:48 C 20 37 19.44 -05 37 06.3 V G34
2021-08-17 21:13:50 C 20 37 19.17 -05 37 27.6 V 160
2021-08-17 21:15:55 C 20 37 18.55 -05 37 57.3 V G34
2021-08-17 21:16:28 C 20 37 18.60 -05 38 00.7 V 160
2021-08-17 21:19:03 C 20 37 18.04 -05 38 33.9 V 160
2021-08-17 21:20:01 C 20 37 17.69 -05 38 48.8 V G34
2021-08-17 21:21:41 C 20 37 17.50 -05 39 06.2 V 160
2021-08-17 21:24:20 C 20 37 16.96 -05 39 39.1 V 160
2021-08-17 22:33:37 C 20 37 02.70 -05 54 07.5 q C77
2021-08-17 22:46:41 C 20 36 59.94 -05 56 51.0 q C77
2021-08-17 22:49:43 C 20 36 59.75 -05 57 27.6 X Z41
2021-08-17 22:53:36 C 20 36 58.54 -05 58 18.1 q C77
2021-08-17 23:00:21 C 20 36 57.51 -05 59 41.3 X Z41
2021-08-17 23:05:32 C 20 36 56.46 -06 00 46.5 X Z41
2021-08-17 23:18:16 C 20 36 53.21 -06 03 27.9 V L63