2021 XH3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1391266854 ± 1.97e-05
Semi-major axis (a)0.9296985594 AU ± 6.33e-06
Inclination (i)4.25192511° ± 6.19e-04
Long. of Asc. Node (Ω)268.78130137° ± 1.93e-04
Arg. of Perihelion (ω)32.37630455° ± 6.85e-05
Mean Anomaly (M)270.17571449° ± 1.46e-02
Mean Motion (n)1.0995096343°/day ± 1.12e-05
Perihelion dist (q)0.80035268 AU ± 1.91e-05
Aphelion dist (Q)1.05904444 AU ± 1.97e-05
Orbital Period0.89642351 yr ± 9.15e-06
Physical Parameters
H (abs. magnitude)25.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.287″
Uncertainty2
Orbit TypeAten
MOID0.026599 AU
Observations Used110
Oppositions1
Arc Total2021-2022
First Observation Used2021-12-06
Last Observation Used2022-01-07
Observations (113)
Date Type RA Dec Mag Band Observatory
2022-01-03 01:34:30 C 03 46 50.00 +10 47 21.5 V 734
2022-01-03 02:01:38 C 03 46 49.83 +10 46 50.9 V 734
2022-01-03 02:53:47 C 03 46 49.45 +10 45 50.7 V 734
2022-01-03 07:05:53 C 03 46 49.03 +10 41 07.6 o 291
2022-01-03 07:12:21 C 03 46 49.01 +10 40 59.6 o 291
2022-01-03 07:18:48 C 03 46 49.02 +10 40 51.9 o 291
2022-01-06 02:56:00 C 03 48 15.31 +09 32 08.9 o 691
2022-01-06 03:15:24 C 03 48 15.32 +09 31 51.7 o 691
2022-01-06 03:34:48 C 03 48 15.39 +09 31 34.6 o 691
2022-01-07 05:23:48 C 03 48 51.66 +09 09 23.4 V G96
2022-01-07 05:31:11 C 03 48 51.69 +09 09 17.1 V G96
2022-01-07 05:38:35 C 03 48 51.73 +09 09 10.9 V G96
2022-01-07 05:45:58 C 03 48 51.79 +09 09 04.5 V G96