2021 XU3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3019814791 ± 1.21e-04
Semi-major axis (a)1.4853206062 AU ± 2.97e-04
Inclination (i)29.71013585° ± 6.32e-03
Long. of Asc. Node (Ω)79.24441654° ± 1.75e-03
Arg. of Perihelion (ω)316.73222786° ± 6.86e-03
Mean Anomaly (M)92.13601509° ± 2.48e-01
Mean Motion (n)0.5444800441°/day ± 1.64e-04
Perihelion dist (q)1.03678129 AU ± 2.75e-04
Aphelion dist (Q)1.93385992 AU ± 4.27e-04
Orbital Period1.81021563 yr ± 5.44e-04
Physical Parameters
H (abs. magnitude)21.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.549″
Uncertainty3
Orbit TypeAmor
MOID0.113959 AU
Observations Used38
Oppositions1
Arc Total2021-2022
First Observation Used2021-12-06
Last Observation Used2022-01-03
Observations (39)
Date Type RA Dec Mag Band Observatory
2021-12-06 06:51:45 C 08 44 09.88 +27 26 22.7 V 703
2021-12-06 06:59:34 C 08 44 10.15 +27 27 14.2 V 703
2021-12-06 07:07:23 C 08 44 10.29 +27 28 05.7 V 703
2021-12-06 07:15:11 C 08 44 10.45 +27 28 58.0 V 703
2021-12-06 09:13:19 C 08 44 13.64 +27 41 54.2 V I52
2021-12-06 09:15:19 C 08 44 13.67 +27 42 07.7 V I52
2021-12-06 09:17:19 C 08 44 13.74 +27 42 20.6 V I52
2021-12-06 09:19:19 C 08 44 13.80 +27 42 33.4 V I52
2021-12-06 22:56:32 C 08 44 42.63 +29 10 58.5 V L01
2021-12-06 22:58:02 C 08 44 42.83 +29 11 00.7 V J95
2021-12-06 22:59:02 C 08 44 42.72 +29 11 15.5 V L01
2021-12-06 23:01:31 C 08 44 42.84 +29 11 31.6 V L01
2021-12-06 23:04:19 C 08 44 42.86 +29 11 50.2 V L01
2021-12-06 23:06:29 C 08 44 42.93 +29 12 04.3 V L01
2021-12-06 23:07:51 C 08 44 43.08 +29 12 05.0 V J95
2021-12-06 23:18:11 C 08 44 43.38 +29 13 13.1 V J95
2021-12-07 01:53:15 C 08 44 47.20 +29 30 07.9 V 033
2021-12-07 01:54:54 C 08 44 47.23 +29 30 18.7 V 033
2021-12-07 01:56:34 C 08 44 47.27 +29 30 29.5 V 033
2021-12-07 21:23:34 C 08 45 26.44 +31 35 55.2 V 033
2021-12-07 21:24:53 C 08 45 26.45 +31 36 04.1 V 033
2021-12-07 23:27:04 C 08 45 29.95 +31 49 19.6 X 595
2021-12-07 23:55:59 C 08 45 30.62 +31 52 26.6 X 595
2021-12-08 06:16:46 C 08 45 43.20 +32 33 07.5 V H01
2021-12-08 06:21:23 C 08 45 43.29 +32 33 37.1 V H01
2021-12-08 07:54:21 C 08 45 45.49 +32 43 38.4 V I52
2021-12-08 08:08:01 C 08 45 45.85 +32 45 06.3 V I52
2021-12-08 08:08:37 C 08 45 45.86 +32 45 10.3 V I52
2021-12-08 08:09:14 C 08 45 45.88 +32 45 14.0 V I52
2021-12-12 07:26:44 C 08 47 57.33 +42 29 29.8 V I52
2021-12-12 07:29:03 C 08 47 57.43 +42 29 42.7 V I52
2021-12-12 07:31:22 C 08 47 57.58 +42 29 58.1 V I52
2021-12-12 07:33:41 C 08 47 57.49 +42 30 10.8 V I52
2021-12-21 07:39:39 C 08 46 23.76 +60 05 36.7 V I52
2021-12-21 07:41:19 C 08 46 23.52 +60 05 46.1 V I52
2021-12-21 07:42:59 C 08 46 23.61 +60 05 51.1 V I52
2021-12-21 07:44:38 C 08 46 23.47 +60 05 59.1 V I52
2022-01-03 03:41:36 C 08 16 50.37 +74 05 29.5 V 033
2022-01-03 03:45:10 C 08 16 49.81 +74 05 36.1 V 033