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
2021-12-27 03:34:02 C 02 55 13.49 +05 52 59.5 V I52
2021-12-27 03:36:27 C 02 55 13.18 +05 53 06.6 V I52
2021-12-28 02:49:50 C 02 52 31.42 +07 03 42.9 u 807
2021-12-28 02:53:48 C 02 52 30.86 +07 03 55.8 u 807
2021-12-28 02:57:45 C 02 52 30.44 +07 04 07.2 u 807
2021-12-29 02:58:29 C 02 49 47.06 +08 16 57.5 u 807
2021-12-29 03:06:20 C 02 49 46.15 +08 17 21.3 u 807
2021-12-29 03:14:07 C 02 49 45.23 +08 17 45.0 u 807
2022-01-03 02:19:53 C 02 37 10.40 +14 17 31.5 u 807
2022-01-03 02:25:50 C 02 37 09.77 +14 17 49.4 u 807
2022-01-03 02:31:48 C 02 37 09.16 +14 18 07.0 u 807
2022-01-06 03:47:13 C 02 30 14.47 +17 54 09.7 V G96
2022-01-06 03:55:21 C 02 30 13.69 +17 54 33.0 V G96
2022-01-06 04:03:30 C 02 30 12.91 +17 54 56.7 V G96
2022-01-21 03:59:55 C 02 05 38.72 +33 44 50.1 V 291
2022-01-21 04:07:34 C 02 05 38.35 +33 45 08.1 V 291
2022-01-21 04:15:15 C 02 05 37.97 +33 45 25.8 V 291
2022-01-21 05:46:24 C 02 05 33.39 +33 48 57.1 V I52
2022-01-21 06:00:05 C 02 05 32.76 +33 49 28.4 V I52