2021 XX3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5142938323 ± 1.67e-05
Semi-major axis (a)2.3718950153 AU ± 9.56e-05
Inclination (i)39.29719553° ± 6.59e-04
Long. of Asc. Node (Ω)83.55210075° ± 2.57e-04
Arg. of Perihelion (ω)46.29551997° ± 7.92e-04
Mean Anomaly (M)8.61139784° ± 2.21e-02
Mean Motion (n)0.2698168592°/day ± 1.63e-05
Perihelion dist (q)1.15204404 AU ± 6.11e-05
Aphelion dist (Q)3.59174599 AU ± 1.50e-04
Orbital Period3.65294551 yr ± 2.21e-04
Physical Parameters
H (abs. magnitude)20.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.253″
Uncertainty2
Orbit TypeAmor
MOID0.276263 AU
Observations Used66
Oppositions1
Arc Total2021-2022
First Observation Used2021-12-06
Last Observation Used2022-01-21
Observations (69)
Date Type RA Dec Mag Band Observatory
2021-12-06 05:47:53 C 04 00 01.41 -15 20 42.9 V G96
2021-12-06 05:55:59 C 04 00 00.35 -15 20 28.7 V G96
2021-12-06 06:04:03 C 03 59 59.26 -15 20 13.2 V G96
2021-12-06 06:12:09 C 03 59 58.23 -15 19 59.5 V G96
2021-12-06 06:46:36 C 03 59 53.61 -15 18 58.0 V H01
2021-12-06 06:52:34 C 03 59 52.84 -15 18 47.1 V H01
2021-12-06 07:03:47 C 03 59 51.34 -15 18 26.9 V H01
2021-12-06 07:14:12 C 03 59 49.97 -15 18 08.3 V H01
2021-12-06 09:01:49 C 03 59 35.84 -15 14 52.1 V I52
2021-12-06 09:04:29 C 03 59 35.46 -15 14 48.4 V I52
2021-12-06 09:07:09 C 03 59 35.12 -15 14 43.9 V I52
2021-12-06 09:09:48 C 03 59 34.77 -15 14 39.2 V I52
2021-12-07 11:34:17 C 03 56 10.85 -14 25 28.0 V 474
2021-12-07 11:38:31 C 03 56 10.30 -14 25 20.2 V 474
2021-12-07 11:42:45 C 03 56 09.74 -14 25 12.0 V 474
2021-12-07 11:46:59 C 03 56 09.16 -14 25 04.2 V 474
2021-12-07 22:25:49 C 03 54 46.05 -14 05 02.1 V L01
2021-12-07 22:30:19 C 03 54 45.41 -14 04 53.3 V L01
2021-12-07 22:34:49 C 03 54 44.82 -14 04 44.4 V L01
2021-12-07 22:39:18 C 03 54 44.20 -14 04 35.9 V L01
2021-12-07 22:43:48 C 03 54 43.64 -14 04 27.1 V L01
2021-12-08 03:34:44 C 03 54 06.25 -13 55 00.1 V 734
2021-12-08 03:42:11 C 03 54 05.25 -13 54 46.1 V 734
2021-12-08 03:56:50 C 03 54 03.32 -13 54 19.0 V 734
2021-12-08 03:59:03 C 03 54 03.03 -13 54 14.1 V 734
2021-12-08 04:58:55 C 03 53 55.27 -13 52 16.7 V I52
2021-12-08 05:01:23 C 03 53 54.93 -13 52 11.7 V I52
2021-12-08 05:12:32 C 03 53 53.30 -13 51 48.6 V I52
2021-12-08 05:15:00 C 03 53 53.00 -13 51 43.6 V I52
2021-12-09 06:19:08 C 03 50 35.43 -13 01 33.0 V I52
2021-12-09 06:21:24 C 03 50 35.12 -13 01 29.0 V I52
2021-12-09 06:23:39 C 03 50 34.82 -13 01 24.0 V I52
2021-12-10 01:39:35 C 03 48 02.78 -12 21 04.4 u 807
2021-12-10 01:47:21 C 03 48 01.72 -12 20 48.5 u 807
2021-12-10 01:58:18 C 03 48 00.23 -12 20 25.4 u 807
2021-12-12 01:38:38 C 03 41 40.33 -10 35 54.0 u 807
2021-12-12 01:42:31 C 03 41 39.80 -10 35 45.4 u 807
2021-12-12 01:46:24 C 03 41 39.24 -10 35 36.8 u 807
2021-12-12 03:19:16 C 03 41 27.10 -10 32 21.7 o 691
2021-12-12 03:36:38 C 03 41 24.70 -10 31 42.1 o 691
2021-12-12 03:55:41 C 03 41 22.15 -10 30 58.7 o 691
2021-12-12 04:51:07 C 03 41 14.50 -10 28 52.8 V I52
2021-12-12 04:52:09 C 03 41 14.44 -10 28 50.7 V I52
2021-12-12 04:54:45 C 03 41 14.01 -10 28 44.4 V I52
2021-12-12 04:57:20 C 03 41 13.66 -10 28 38.9 V I52
2021-12-13 05:54:04 C 03 37 53.73 -09 30 42.3 V I52
2021-12-13 05:55:26 C 03 37 53.54 -09 30 39.5 V I52
2021-12-13 05:56:47 C 03 37 53.32 -09 30 35.7 V I52
2021-12-13 05:58:09 C 03 37 53.12 -09 30 32.4 V I52
2021-12-27 03:31:36 C 02 55 13.79 +05 52 52.0 V I52