2021 QD3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3087630112 ± 1.23e-04
Semi-major axis (a)0.8661424848 AU ± 3.98e-05
Inclination (i)5.67725127° ± 3.00e-03
Long. of Asc. Node (Ω)166.26953899° ± 2.37e-04
Arg. of Perihelion (ω)342.40828160° ± 1.59e-03
Mean Anomaly (M)283.87153593° ± 1.33e-01
Mean Motion (n)1.2227235133°/day ± 8.43e-05
Perihelion dist (q)0.59870972 AU ± 1.10e-04
Aphelion dist (Q)1.13357525 AU ± 1.18e-04
Orbital Period0.80609089 yr ± 5.56e-05
Physical Parameters
H (abs. magnitude)24.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.297″
Uncertainty3
Orbit TypeAten
MOID0.043838 AU
Observations Used38
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-31
Last Observation Used2021-09-24
Observations (38)
Date Type RA Dec Mag Band Observatory
2021-08-31 09:11:50 C 22 55 20.209 +00 56 18.42 U F52
2021-08-31 09:30:21 C 22 55 15.783 +00 55 25.17 U F52
2021-08-31 09:48:58 C 22 55 11.295 +00 54 31.41 U F52
2021-08-31 10:07:37 C 22 55 06.823 +00 53 37.67 U F52
2021-08-31 13:36:58 C 22 54 16.602 +00 43 32.17 V F51
2021-08-31 13:37:57 C 22 54 16.376 +00 43 29.39 V F51
2021-08-31 13:38:55 C 22 54 16.151 +00 43 26.57 V F51
2021-08-31 13:39:54 C 22 54 15.921 +00 43 23.81 V F51
2021-08-31 21:44:04 C 22 52 32.75 +00 19 21.4 V 033
2021-08-31 21:46:09 C 22 52 32.23 +00 19 15.3 V 033
2021-08-31 21:48:14 C 22 52 31.74 +00 19 09.1 V 033
2021-08-31 23:12:38 C 22 52 11.64 +00 15 07.2 V L01
2021-08-31 23:17:27 C 22 52 10.46 +00 14 52.8 V L01
2021-08-31 23:23:57 C 22 52 08.91 +00 14 33.9 V L01
2021-09-01 21:32:43 C 22 47 09.39 -00 51 21.9 V 587
2021-09-01 21:33:34 C 22 47 09.17 -00 51 24.3 V 587
2021-09-01 21:40:51 C 22 47 07.27 -00 51 45.0 V 104
2021-09-01 21:51:37 C 22 47 04.61 -00 52 17.0 V 104
2021-09-04 00:16:35 C 22 35 11.30 -03 28 17.1 V 033
2021-09-04 00:17:54 C 22 35 10.97 -03 28 21.3 V 033
2021-09-04 00:19:14 C 22 35 10.62 -03 28 25.6 V 033
2021-09-05 00:08:57 C 22 29 24.68 -04 44 19.0 V 033
2021-09-05 00:10:17 C 22 29 24.30 -04 44 23.4 V 033
2021-09-05 02:14:43 C 22 28 57.42 -04 49 25.4 u 807
2021-09-05 02:23:52 C 22 28 55.03 -04 49 54.0 u 807
2021-09-05 02:33:12 C 22 28 52.58 -04 50 23.9 u 807
2021-09-05 21:17:30 C 22 24 15.83 -05 52 27.1 V 033
2021-09-05 21:18:50 C 22 24 15.48 -05 52 31.5 V 033
2021-09-05 21:20:09 C 22 24 15.14 -05 52 35.8 V 033
2021-09-07 06:30:51 C 22 15 59.84 -07 40 08.9 o 691
2021-09-07 06:42:03 C 22 15 56.81 -07 40 45.4 o 691
2021-09-07 06:53:12 C 22 15 53.82 -07 41 22.4 o 691
2021-09-13 07:17:31 C 21 39 49.30 -15 20 29.8 o 291
2021-09-13 07:22:56 C 21 39 47.92 -15 20 46.2 o 291
2021-09-13 07:28:22 C 21 39 46.49 -15 21 02.9 o 291
2021-09-24 02:20:14 C 20 43 30.15 -26 03 58.4 V 807
2021-09-24 02:25:35 C 20 43 29.06 -26 04 08.8 V 807
2021-09-24 02:31:47 C 20 43 27.73 -26 04 20.6 V 807