IAA RAS IAA Minor Planet Database

2021 QB3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3287721016 ± 3.72e-06
Semi-major axis (a)1.4882634247 AU ± 8.07e-06
Inclination (i)6.58258253° ± 5.55e-05
Long. of Asc. Node (Ω)161.13868249° ± 1.77e-06
Arg. of Perihelion (ω)159.85765794° ± 4.09e-05
Mean Anomaly (M)125.46021031° ± 6.87e-03
Mean Motion (n)0.5428659008°/day ± 4.42e-06
Perihelion dist (q)0.99896393 AU ± 7.75e-06
Aphelion dist (Q)1.97756292 AU ± 1.21e-05
Orbital Period1.81559807 yr ± 1.48e-05
Physical Parameters
H (abs. magnitude)23.76
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.327″
Uncertainty1
Orbit TypeApollo
MOID0.002927 AU
Observations Used305
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-31
Last Observation Used2021-10-29
Observations (327)
Date Type RA Dec Mag Band Observatory
2021-09-01 18:41:02 C 17 49 18.70 +19 47 09.3 – V C82
2021-09-01 18:43:59 C 17 49 29.56 +19 46 35.7 – V C82
2021-09-01 18:46:53 C 17 49 40.21 +19 46 02.7 – V C82
2021-09-01 18:51:01 C 17 49 57.40 +19 43 22.6 – V 595
2021-09-01 18:54:54 C 17 50 11.85 +19 42 37.8 – V 595
2021-09-01 18:54:57 C 17 50 09.97 +19 44 30.0 – V C82
2021-09-01 18:56:03 C 17 50 21.44 +19 42 28.9 – V K38
2021-09-01 18:57:00 C 17 50 24.99 +19 42 18.2 – V K38
2021-09-01 18:57:57 C 17 50 28.57 +19 42 06.9 – V K38
2021-09-01 19:00:49 C 17 50 39.26 +19 41 33.9 – V K38
2021-09-01 19:02:49 C 17 50 38.91 +19 43 58.4 – Z L34
2021-09-01 19:03:14 C 17 50 43.01 +19 41 00.9 – V 595
2021-09-01 19:05:59 C 17 50 53.28 +19 40 28.6 – V 595
2021-09-01 19:12:00 C 17 51 22.26 +19 38 07.0 – V A17
2021-09-01 19:13:01 C 17 51 16.85 +19 41 58.4 – Z L34
2021-09-01 19:14:08 C 17 51 30.32 +19 37 41.8 – V A17
2021-09-01 19:15:54 C 17 51 36.93 +19 37 21.3 – V A17
2021-09-01 19:17:41 C 17 51 43.67 +19 37 00.4 – V A17
2021-09-01 19:23:37 C 17 52 02.03 +19 37 48.4 – V L63
2021-09-01 19:27:35 C 17 52 17.11 +19 37 00.6 – V L63
2021-09-01 19:29:36 C 17 52 27.58 +19 34 29.4 – V K74
2021-09-01 19:30:56 C 17 52 32.58 +19 34 14.2 – V K74
2021-09-01 19:31:03 C 17 52 30.27 +19 36 18.8 – V L63
2021-09-01 19:32:21 C 17 52 38.10 +19 33 56.8 – V K74
2021-09-01 19:33:48 C 17 52 43.68 +19 33 39.0 – V K74
2021-09-01 19:36:02 C 17 52 51.18 +19 32 45.7 – V 033
2021-09-01 19:36:27 C 17 52 52.72 +19 32 40.8 – V 033
2021-09-01 19:36:52 C 17 52 54.36 +19 32 35.4 – V 033
2021-09-01 19:43:27 C 17 53 19.76 +19 31 14.5 – V 033
2021-09-01 19:43:51 C 17 53 22.33 +19 31 35.5 – V K87
2021-09-01 19:43:52 C 17 53 21.35 +19 31 09.4 – V 033
2021-09-01 19:43:58 C 17 53 20.92 +19 33 34.0 – X K78
2021-09-01 19:44:17 C 17 53 22.93 +19 31 04.4 – V 033
2021-09-01 19:44:59 C 17 53 26.69 +19 31 21.5 – V K87
2021-09-01 19:46:06 C 17 53 31.11 +19 31 07.5 – V K87
2021-09-01 19:47:05 C 17 53 29.01 +19 32 22.6 – V L01
2021-09-01 19:47:15 C 17 53 35.46 +19 30 53.6 – V K87
2021-09-01 19:47:35 C 17 53 39.79 +19 30 35.3 – V B72
2021-09-01 19:48:20 C 17 53 33.79 +19 32 07.1 – V L01
2021-09-01 19:48:20 C 17 53 42.63 +19 30 26.0 – V B72
2021-09-01 19:48:23 C 17 53 39.85 +19 30 39.4 – V K87
2021-09-01 19:49:03 C 17 53 40.42 +19 32 31.3 – X K78
2021-09-01 19:49:04 C 17 53 36.58 +19 31 57.9 – V L01
2021-09-01 19:49:04 C 17 53 45.48 +19 30 17.0 – V B72
2021-09-01 19:49:30 C 17 53 44.24 +19 30 25.2 – V K87
2021-09-01 19:49:48 C 17 53 48.35 +19 30 07.9 – V B72
2021-09-01 19:50:18 C 17 53 41.39 +19 31 42.3 – V L01
2021-09-01 19:50:31 C 17 53 42.18 +19 31 39.6 – V L01
2021-09-01 19:50:33 C 17 53 51.23 +19 29 58.5 – V B72
2021-09-01 19:50:55 C 17 53 43.71 +19 31 34.7 – V L01