IAA RAS IAA Minor Planet Database

2021 XD3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5280789559 ± 1.82e-04
Semi-major axis (a)2.2343711085 AU ± 9.03e-04
Inclination (i)7.73771275° ± 1.98e-03
Long. of Asc. Node (Ω)86.93147252° ± 1.22e-04
Arg. of Perihelion (ω)346.43922733° ± 5.87e-04
Mean Anomaly (M)66.39631434° ± 2.59e-01
Mean Motion (n)0.2951068671°/day ± 1.79e-04
Perihelion dist (q)1.05444675 AU ± 5.90e-04
Aphelion dist (Q)3.41429547 AU ± 1.44e-03
Orbital Period3.33989613 yr ± 2.03e-03
Physical Parameters
H (abs. magnitude)24.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.367″
Uncertainty3
Orbit TypeAmor
MOID0.073201 AU
Observations Used46
Oppositions1
Arc Total2021-2022
First Observation Used2021-12-05
Last Observation Used2022-01-07
Observations (46)
Date Type RA Dec Mag Band Observatory
2021-12-05 06:25:48 C 04 23 32.85 -05 45 15.2 – V G96
2021-12-05 06:33:58 C 04 23 35.18 -05 44 33.6 – V G96
2021-12-05 06:42:10 C 04 23 37.51 -05 43 51.9 – V G96
2021-12-05 06:50:21 C 04 23 39.84 -05 43 10.1 – V G96
2021-12-05 08:34:06 C 04 24 09.53 -05 34 19.7 – V I52
2021-12-05 08:34:53 C 04 24 09.77 -05 34 15.4 – V I52
2021-12-05 08:35:40 C 04 24 10.00 -05 34 11.2 – V I52
2021-12-05 08:36:28 C 04 24 10.22 -05 34 07.4 – V I52
2021-12-05 23:27:17 C 04 28 53.01 -04 17 21.9 – V L01
2021-12-05 23:31:02 C 04 28 54.17 -04 17 02.4 – V L01
2021-12-05 23:34:47 C 04 28 55.21 -04 16 42.7 – V L01
2021-12-05 23:38:31 C 04 28 56.37 -04 16 22.9 – V L01
2021-12-05 23:42:04 C 04 28 57.44 -04 16 04.2 – V L01
2021-12-06 04:00:30 C 04 30 25.41 -03 53 01.3 – V H01
2021-12-06 04:05:20 C 04 30 26.86 -03 52 35.9 – V H01
2021-12-06 04:20:18 C 04 30 31.31 -03 51 16.7 – V H01
2021-12-06 04:32:15 C 04 30 34.88 -03 50 13.3 – V H01
2021-12-06 05:16:28 C 04 30 48.41 -03 46 16.4 – V I52
2021-12-06 05:18:23 C 04 30 48.99 -03 46 06.2 – V I52
2021-12-06 05:18:57 C 04 30 49.16 -03 46 03.8 – V I52
2021-12-06 05:19:32 C 04 30 49.26 -03 46 00.1 – V I52
2021-12-06 05:51:15 C 04 30 59.31 -03 43 14.6 – V 654
2021-12-06 06:37:57 C 04 31 13.09 -03 39 06.4 – V 654
2021-12-06 07:18:06 C 04 31 24.93 -03 35 32.4 – V 654
2021-12-06 20:29:03 C 04 35 43.80 -02 24 44.1 – V K51
2021-12-06 20:31:18 C 04 35 44.50 -02 24 31.6 – V K51
2021-12-06 20:33:35 C 04 35 45.22 -02 24 19.2 – V K51
2021-12-09 05:11:33 C 04 54 39.59 +02 57 52.8 – u 807
2021-12-09 05:13:44 C 04 54 40.32 +02 58 05.6 – u 807
2021-12-09 05:16:00 C 04 54 41.04 +02 58 18.7 – u 807
2021-12-09 07:14:08 C 04 55 22.81 +03 07 46.0 – V I52
2021-12-09 07:15:24 C 04 55 23.23 +03 07 53.2 – V I52
2021-12-09 07:16:40 C 04 55 23.63 +03 08 00.6 – V I52
2021-12-09 07:17:56 C 04 55 24.01 +03 08 08.1 – V I52
2021-12-12 07:27:54 C 05 20 42.18 +10 12 18.6 – V I52
2021-12-12 07:30:13 C 05 20 42.91 +10 12 32.5 – V I52
2021-12-12 07:32:32 C 05 20 43.71 +10 12 46.1 – V I52
2021-12-12 07:34:51 C 05 20 44.46 +10 12 59.3 – V I52
2021-12-25 23:44:50 C 07 07 45.04 +34 15 33.9 – V 033
2021-12-25 23:46:24 C 07 07 45.42 +34 15 37.2 – V 033
2022-01-03 03:27:03 C 07 49 58.02 +40 11 29.7 – V 033
2022-01-03 03:31:48 C 07 49 58.72 +40 11 35.6 – V 033
2022-01-03 03:36:32 C 07 49 59.55 +40 11 40.0 – V 033
2022-01-07 08:29:06 C 08 05 12.60 +41 47 33.9 – V V06
2022-01-07 08:30:49 C 08 05 12.90 +41 47 35.3 – V V06
2022-01-07 08:32:33 C 08 05 13.08 +41 47 37.0 – V V06