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
2021-09-06 00:14:35 C 01 17 33.61 -18 24 34.0 V 089
2021-09-06 01:52:57 C 01 19 21.18 -18 30 54.0 V K87
2021-09-06 01:54:38 C 01 19 22.74 -18 31 00.0 V K87
2021-09-06 01:56:17 C 01 19 24.32 -18 31 05.9 V K87
2021-09-06 12:07:57 C 01 29 26.44 -18 59 44.4 V T08
2021-09-06 12:10:37 C 01 29 28.25 -18 59 52.1 V T08
2021-09-06 12:15:56 C 01 29 31.89 -19 00 07.5 V T08
2021-09-06 12:23:53 C 01 29 37.29 -19 00 30.1 V T08
2021-09-07 05:02:29 C 01 41 45.98 -19 31 30.6 q Y00
2021-09-07 05:05:30 C 01 41 47.39 -19 31 36.4 q Y00
2021-09-07 05:09:23 C 01 41 49.23 -19 31 43.8 q Y00
2021-09-07 08:10:48 C 01 43 48.43 -19 43 47.8 V 703
2021-09-07 08:18:28 C 01 43 51.99 -19 44 02.8 V 703
2021-09-07 08:26:08 C 01 43 55.46 -19 44 17.3 V 703
2021-09-07 08:33:49 C 01 43 58.98 -19 44 31.8 V 703
2021-09-07 09:59:23 C 01 44 39.99 -19 47 04.4 U I41
2021-09-07 10:00:46 C 01 44 40.58 -19 47 06.7 U I41
2021-09-07 10:31:31 C 01 44 53.87 -19 47 56.1 U I41
2021-09-07 10:32:53 C 01 44 54.45 -19 47 58.3 U I41
2021-09-08 00:18:45 C 01 51 48.82 -20 07 29.0 V 089
2021-09-08 00:22:14 C 01 51 50.03 -20 07 34.4 V 089
2021-09-08 00:25:43 C 01 51 51.20 -20 07 38.7 V 089
2021-09-08 00:29:12 C 01 51 52.41 -20 07 42.6 V 089
2021-09-08 00:32:41 C 01 51 53.68 -20 07 46.3 V 089
2021-09-08 00:36:10 C 01 51 54.85 -20 07 48.9 V 089
2021-09-08 00:39:39 C 01 51 56.03 -20 07 53.8 V 089
2021-09-08 00:43:08 C 01 51 57.31 -20 07 57.6 V 089
2021-09-08 10:47:10 C 01 56 24.34 -20 08 16.5 V R65
2021-09-08 11:03:09 C 01 56 29.71 -20 08 39.2 V R65
2021-09-08 11:19:52 C 01 56 35.16 -20 09 02.7 V R65
2021-09-08 11:38:02 C 01 56 34.48 -20 17 15.5 V T05
2021-09-08 12:12:27 C 01 56 43.32 -20 17 54.7 V T05
2021-09-08 12:17:04 C 01 56 44.48 -20 17 59.8 V T05
2021-09-08 12:24:58 C 01 56 46.47 -20 18 08.0 V T05
2021-09-09 09:30:28 C 02 03 27.37 -20 35 24.6 V 703
2021-09-09 09:37:36 C 02 03 28.66 -20 35 29.8 V 703
2021-09-09 09:44:43 C 02 03 29.96 -20 35 34.3 V 703
2021-09-09 09:51:50 C 02 03 31.19 -20 35 39.7 V 703
2021-09-09 19:33:34 C 02 05 58.498 -20 41 30.37 V O85
2021-09-09 19:39:21 C 02 05 59.390 -20 41 33.58 V O85
2021-09-09 19:42:15 C 02 05 59.845 -20 41 35.07 V O85
2021-09-09 19:48:03 C 02 06 00.732 -20 41 38.19 V O85
2021-09-09 19:50:57 C 02 06 01.176 -20 41 39.54 V O85
2021-09-09 19:53:51 C 02 06 01.630 -20 41 40.94 V O85
2021-09-09 19:56:45 C 02 06 02.059 -20 41 42.40 V O85
2021-09-13 09:36:15 C 02 19 14.18 -21 08 01.8 V 703
2021-09-13 09:44:38 C 02 19 14.52 -21 08 03.6 V 703
2021-09-13 09:53:00 C 02 19 14.84 -21 08 04.2 V 703
2021-09-13 10:01:23 C 02 19 15.07 -21 08 05.2 V 703
2021-09-13 11:58:04 C 02 19 30.190 -21 07 50.05 U F51