2021 XD1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5440611574 ± 2.00e+00
Semi-major axis (a)2.3160277171 AU ± 3.00e+00
Inclination (i)1.48894691° ± 4.00e+00
Long. of Asc. Node (Ω)167.68699130° ± 5.00e+00
Arg. of Perihelion (ω)267.63925723° ± 6.00e+00
Mean Anomaly (M)43.94516767° ± 9.53e+00
Mean Motion (n)0.2797712600°/day ± 5.44e-01
Perihelion dist (q)1.05592790 AU ± 4.83e+00
Aphelion dist (Q)3.57460150 AU ± 6.55e+00
Orbital Period3.52290540 yr ± 6.84e+00
Physical Parameters
H (abs. magnitude)26.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.246″
Uncertainty4
Orbit TypeAmor
MOID0.074727 AU
Observations Used17
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-12-03
Observations (17)
Date Type RA Dec Mag Band Observatory
2021-11-27 11:01:23 C 04 24 30.010 +02 01 02.27 V F51
2021-11-27 11:03:13 C 04 24 30.680 +02 01 02.79 V F51
2021-11-27 11:21:21 C 04 24 37.108 +02 01 05.59 V F51
2021-11-27 11:37:34 C 04 24 42.860 +02 01 08.38 V F51
2021-11-27 11:39:26 C 04 24 43.506 +02 01 08.95 V F51
2021-12-02 06:41:08 C 05 10 44.59 +02 29 09.0 V G96
2021-12-02 06:48:36 C 05 10 47.45 +02 29 11.6 V G96
2021-12-02 06:56:05 C 05 10 50.29 +02 29 13.2 V G96
2021-12-02 07:03:33 C 05 10 53.16 +02 29 15.9 V G96
2021-12-02 10:17:36 C 05 12 07.45 +02 30 17.2 V I52
2021-12-02 10:21:57 C 05 12 09.18 +02 30 18.7 V I52
2021-12-02 10:26:18 C 05 12 10.83 +02 30 19.8 V I52
2021-12-03 01:15:31 C 05 18 16.91 +02 34 43.6 V 033
2021-12-03 01:18:16 C 05 18 18.01 +02 34 44.8 V 033
2021-12-03 01:21:00 C 05 18 19.06 +02 34 45.7 V 033
2021-12-03 05:56:05 C 05 20 16.69 +02 36 46.6 V I52
2021-12-03 06:05:44 C 05 20 20.39 +02 36 50.4 V I52