IAA RAS IAA Minor Planet Database

2021 QC

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3420182893 ± 3.66e-04
Semi-major axis (a)0.9219924916 AU ± 2.53e-04
Inclination (i)24.03251529° ± 4.97e-02
Long. of Asc. Node (Ω)147.22157509° ± 4.91e-03
Arg. of Perihelion (ω)316.45313651° ± 4.15e-02
Mean Anomaly (M)189.43676712° ± 6.14e-01
Mean Motion (n)1.1133230473°/day ± 4.59e-04
Perihelion dist (q)0.60665420 AU ± 3.76e-04
Aphelion dist (Q)1.23733079 AU ± 4.79e-04
Orbital Period0.88530125 yr ± 3.65e-04
Physical Parameters
H (abs. magnitude)22.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.352″
Uncertainty3
Orbit TypeAten
MOID0.053987 AU
Observations Used35
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-16
Last Observation Used2021-08-29
Observations (40)
Date Type RA Dec Mag Band Observatory
2021-08-16 11:17:52 C 00 04 30.62 +03 59 24.9 – V T05
2021-08-16 11:51:05 C 00 04 36.76 +03 55 05.7 – V T05
2021-08-16 11:56:24 C 00 04 37.76 +03 54 24.4 – V T05
2021-08-16 12:00:21 C 00 04 38.49 +03 53 52.8 – V T05
2021-08-16 21:24:22 C 00 06 41.94 +02 37 10.0 – V L18
2021-08-16 21:33:02 C 00 06 43.73 +02 35 58.2 – V L18
2021-08-16 21:41:42 C 00 06 45.43 +02 34 46.1 – V L18
2021-08-16 23:14:32 C 00 07 06.18 +02 21 45.2 – V J95
2021-08-16 23:25:26 C 00 07 08.48 +02 20 13.6 – V J95
2021-08-16 23:41:40 C 00 07 11.88 +02 17 56.9 – V J95
2021-08-16 23:52:37 C 00 07 14.19 +02 16 24.7 – V J95
2021-08-17 00:17:20 C 00 07 18.57 +02 13 03.1 – X L01
2021-08-17 00:22:00 C 00 07 19.54 +02 12 23.9 – X L01
2021-08-17 00:23:59 C 00 07 19.95 +02 12 06.5 – X L01
2021-08-17 00:25:58 C 00 07 20.31 +02 11 50.1 – X L01
2021-08-17 07:56:44 C 00 09 03.47 +01 06 41.7 – V 734
2021-08-17 08:00:13 C 00 09 04.20 +01 06 10.8 – V 734
2021-08-17 08:07:07 C 00 09 05.66 +01 05 09.3 – V 734
2021-08-17 22:09:38 C 00 12 34.43 -01 03 42.9 – V L81
2021-08-17 22:33:04 C 00 12 39.92 -01 07 30.6 – V L81
2021-08-17 22:35:49 V 00 12 40.14 -01 09 54.7 – V 247
2021-08-17 22:35:49 v 1 009.1183 +44.7719 – – 247
2021-08-17 22:55:17 V 00 12 44.85 -01 13 04.7 – V 247
2021-08-17 22:55:17 v 1 009.1183 +44.7719 – – 247
2021-08-17 22:57:22 C 00 12 44.88 -01 13 22.4 – V L01
2021-08-17 23:04:39 C 00 12 46.64 -01 14 34.1 – V L01
2021-08-17 23:09:26 C 00 12 47.73 -01 15 21.0 – V L01
2021-08-17 23:12:34 C 00 12 48.47 -01 15 51.9 – V L01
2021-08-18 01:29:30 C 00 13 21.24 -01 38 22.1 – V 204
2021-08-18 01:43:07 C 00 13 24.46 -01 40 37.4 – V 204
2021-08-18 01:56:44 C 00 13 27.70 -01 42 52.7 – V 204
2021-08-20 00:15:39 C 00 27 21.39 -10 35 27.0 – X 595
2021-08-20 00:19:37 C 00 27 22.66 -10 36 18.7 – X 595
2021-08-20 00:28:02 C 00 27 25.38 -10 38 09.5 – X 595
2021-08-20 00:28:38 C 00 27 26.61 -10 38 21.2 – V J95
2021-08-20 00:38:42 C 00 27 29.91 -10 40 34.5 – V J95
2021-08-20 00:49:27 C 00 27 33.42 -10 42 56.4 – V J95
2021-08-29 06:41:21 C 04 16 27.30 -67 14 39.8 – u 807
2021-08-29 06:43:40 C 04 16 32.32 -67 14 56.1 – u 807
2021-08-29 06:46:00 C 04 16 37.41 -67 15 12.0 – u 807