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
2021-08-16 10:11:44 C 20 43 51.14 +01 17 01.3 V T05
2021-08-16 10:17:02 C 20 43 50.16 +01 16 02.6 V T05
2021-08-16 10:26:08 C 20 43 48.42 +01 14 21.1 V T05
2021-08-16 10:41:07 C 20 43 45.61 +01 11 34.5 V T05
2021-08-16 13:28:54 C 20 43 16.32 +00 40 55.2 q E23
2021-08-16 13:48:54 C 20 43 12.54 +00 37 10.1 q E23
2021-08-16 14:08:54 C 20 43 08.70 +00 33 24.9 q E23
2021-08-16 18:29:00 C 20 42 24.69 -00 16 00.4 V L81
2021-08-16 18:39:25 C 20 42 22.75 -00 17 59.5 V L81
2021-08-16 19:36:21 C 20 42 11.66 -00 29 41.0 V 104
2021-08-16 19:40:26 C 20 42 10.91 -00 30 28.4 V 104
2021-08-16 20:01:38 C 20 42 06.37 -00 34 34.5 V L18
2021-08-16 20:04:58 C 20 42 05.70 -00 35 13.3 V L18
2021-08-16 20:08:18 C 20 42 05.07 -00 35 51.6 V L18
2021-08-16 20:43:30 C 20 41 59.16 -00 42 39.2 V J95
2021-08-16 20:46:58 C 20 41 58.51 -00 43 18.9 V J95
2021-08-16 20:50:24 C 20 41 57.88 -00 43 58.8 V J95
2021-08-16 20:53:49 C 20 41 57.23 -00 44 38.1 V J95
2021-08-16 21:34:03 C 20 41 49.38 -00 52 19.4 V K19
2021-08-16 21:50:25 C 20 41 46.27 -00 55 30.1 V K19
2021-08-16 22:03:12 C 20 41 43.97 -00 58 01.9 V Z80
2021-08-16 22:09:52 C 20 41 42.74 -00 59 19.3 V Z80
2021-08-16 22:16:32 C 20 41 41.41 -01 00 36.7 V Z80
2021-08-16 23:02:56 C 20 41 31.99 -01 09 32.7 X L01
2021-08-16 23:04:06 C 20 41 31.77 -01 09 46.7 X L01
2021-08-16 23:05:16 C 20 41 31.54 -01 10 00.1 X L01
2021-08-16 23:06:26 C 20 41 31.34 -01 10 13.5 X L01
2021-08-16 23:07:47 C 20 41 31.08 -01 10 29.4 X L01
2021-08-17 02:23:09 C 20 40 56.35 -01 47 44.3 V X02
2021-08-17 02:39:33 C 20 40 53.11 -01 50 57.0 V X02
2021-08-17 04:01:51 C 20 40 36.57 -02 08 03.0 V I22
2021-08-17 04:02:21 C 20 40 36.49 -02 08 08.9 V I22
2021-08-17 04:02:51 C 20 40 36.40 -02 08 15.3 V I22
2021-08-17 04:03:20 C 20 40 36.30 -02 08 21.1 V I22
2021-08-17 04:03:50 C 20 40 36.21 -02 08 26.9 V I22
2021-08-17 04:04:18 C 20 40 36.10 -02 08 31.6 V I22
2021-08-17 04:04:49 C 20 40 35.99 -02 08 37.7 V I22
2021-08-17 04:05:19 C 20 40 35.94 -02 08 43.8 V I22
2021-08-17 04:05:49 C 20 40 35.81 -02 08 49.8 V I22
2021-08-17 04:06:17 C 20 40 35.71 -02 08 56.2 V I22
2021-08-17 04:06:47 C 20 40 35.59 -02 09 01.8 V I22
2021-08-17 04:07:16 C 20 40 35.53 -02 09 07.3 V I22
2021-08-17 04:07:45 C 20 40 35.46 -02 09 13.1 V I22
2021-08-17 04:08:16 C 20 40 35.33 -02 09 19.1 V I22
2021-08-17 04:08:44 C 20 40 35.24 -02 09 25.2 V I22
2021-08-17 04:09:14 C 20 40 35.14 -02 09 30.4 V I22
2021-08-17 04:09:44 C 20 40 35.06 -02 09 35.9 V I22
2021-08-17 04:10:12 C 20 40 34.98 -02 09 41.6 V I22
2021-08-17 04:10:42 C 20 40 34.87 -02 09 48.1 V I22
2021-08-17 04:11:11 C 20 40 34.76 -02 09 53.6 V I22