2021 QC3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4090687000
Semi-major axis (a)1.6304524000 AU
Inclination (i)19.75405000°
Long. of Asc. Node (Ω)163.73194000°
Arg. of Perihelion (ω)235.22833000°
Mean Anomaly (M)343.11793000°
Mean Motion (n)0.4734148500°/day
Perihelion dist (q)0.96348540 AU
Aphelion dist (Q)2.29741940 AU
Orbital Period2.08191110 yr
Physical Parameters
H (abs. magnitude)24.24
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.770″
Uncertainty6
Orbit TypeApollo
MOID0.072743 AU
Observations Used34
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-09-26
Observations (34)
Date Type RA Dec Mag Band Observatory
2021-08-30 06:18:48 C 21 24 20.870 +08 39 40.52 U F51
2021-08-30 06:37:31 C 21 24 20.774 +08 38 28.86 U F51
2021-08-30 06:56:21 C 21 24 20.643 +08 37 15.58 U F51
2021-08-30 07:15:01 C 21 24 20.484 +08 36 02.82 U F51
2021-08-30 10:20:22 C 21 24 18.689 +08 23 55.34 V F51
2021-08-30 10:21:18 C 21 24 18.672 +08 23 51.12 V F51
2021-08-30 13:19:52 C 21 24 17.594 +08 11 58.28 V F51
2021-08-31 21:32:47 C 21 24 35.83 +05 54 40.0 V 033
2021-08-31 21:36:17 C 21 24 35.82 +05 54 24.4 V 033
2021-08-31 21:39:46 C 21 24 35.82 +05 54 08.9 V 033
2021-09-01 21:22:38 C 21 24 51.09 +04 02 16.5 V L01
2021-09-01 21:27:01 C 21 24 51.04 +04 01 55.3 V L01
2021-09-01 21:31:41 C 21 24 51.08 +04 01 31.9 V L01
2021-09-01 21:37:18 C 21 24 51.02 +04 01 03.8 V L01
2021-09-04 21:49:21 C 21 26 04.97 -02 47 45.0 V 033
2021-09-04 21:51:06 C 21 26 04.99 -02 47 56.0 V 033
2021-09-04 21:52:50 C 21 26 05.00 -02 48 07.3 V 033
2021-09-05 01:08:25 C 21 26 11.86 -03 07 41.8 u 807
2021-09-05 01:17:30 C 21 26 11.98 -03 08 40.6 u 807
2021-09-05 01:26:41 C 21 26 12.02 -03 09 40.8 u 807
2021-09-05 20:20:38 C 21 26 40.00 -05 18 45.8 V 033
2021-09-05 20:22:13 C 21 26 40.02 -05 18 56.5 V 033
2021-09-05 20:23:47 C 21 26 40.04 -05 19 07.8 V 033
2021-09-06 01:21:23 C 21 26 49.30 -05 52 26.2 u 807
2021-09-06 01:30:43 C 21 26 49.43 -05 53 32.9 u 807
2021-09-06 01:39:58 C 21 26 49.51 -05 54 38.7 u 807
2021-09-07 05:22:37 C 21 27 40.79 -09 22 27.8 o 691
2021-09-07 05:26:49 C 21 27 40.85 -09 23 00.4 o 691
2021-09-15 01:57:45 C 21 41 14.27 -40 41 24.6 u 807
2021-09-15 02:06:41 C 21 41 15.11 -40 43 06.8 u 807
2021-09-15 02:15:38 C 21 41 15.95 -40 44 49.1 u 807
2021-09-26 05:49:36 C 00 17 17.84 -81 03 10.8 V 807
2021-09-26 06:02:17 C 00 17 42.03 -81 04 07.9 V 807
2021-09-26 06:14:58 C 00 18 06.47 -81 05 04.6 V 807