2021 XD

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5881440588
Semi-major axis (a)2.5395357072 AU
Inclination (i)1.87615534°
Long. of Asc. Node (Ω)341.89555582° ± 5.00e+00
Arg. of Perihelion (ω)89.89777118° ± 6.00e+00
Mean Anomaly (M)352.82843912°
Mean Motion (n)0.2437615100°/day
Perihelion dist (q)1.04585010 AU
Aphelion dist (Q)4.03016170 AU
Orbital Period4.04332770 yr
Physical Parameters
H (abs. magnitude)25.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.623″
Uncertainty
Orbit TypeAmor
MOID0.067984 AU
Observations Used26
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-12-18
Observations (26)
Date Type RA Dec Mag Band Observatory
2021-11-27 06:02:02 C 04 25 40.39 +50 23 44.8 V G96
2021-11-27 06:09:01 C 04 25 45.43 +50 23 58.1 V G96
2021-12-01 10:17:15 C 05 44 30.49 +51 31 12.0 V V00
2021-12-01 10:24:16 C 05 44 35.66 +51 31 07.9 V V00
2021-12-01 10:31:17 C 05 44 40.70 +51 31 03.5 V V00
2021-12-01 10:38:17 C 05 44 45.99 +51 30 59.3 V V00
2021-12-01 11:29:12 C 05 45 23.40 +51 30 24.0 V I52
2021-12-01 11:32:43 C 05 45 26.03 +51 30 21.8 V I52
2021-12-01 11:36:15 C 05 45 28.63 +51 30 19.3 V I52
2021-12-01 23:31:53 C 05 54 47.82 +51 23 13.2 V 033
2021-12-01 23:34:17 C 05 54 49.55 +51 23 11.6 V 033
2021-12-01 23:36:42 C 05 54 51.28 +51 23 10.1 V 033
2021-12-02 05:13:31 C 05 59 13.05 +51 19 06.5 V I52
2021-12-02 05:16:17 C 05 59 15.06 +51 19 05.2 V I52
2021-12-02 05:17:13 C 05 59 15.83 +51 19 05.3 V I52
2021-12-02 09:56:56 C 06 02 34.02 +51 15 31.9 V V00
2021-12-02 10:03:57 C 06 02 39.02 +51 15 24.4 V V00
2021-12-02 10:10:57 C 06 02 43.88 +51 15 17.5 V V00
2021-12-02 10:17:57 C 06 02 48.81 +51 15 10.2 V V00
2021-12-06 11:50:14 C 07 07 27.01 +48 34 01.5 V I52
2021-12-06 11:51:45 C 07 07 27.82 +48 33 58.6 V I52
2021-12-06 11:53:16 C 07 07 28.62 +48 33 54.5 V I52
2021-12-06 11:54:47 C 07 07 29.40 +48 33 50.6 V I52
2021-12-18 11:47:04 C 08 44 53.42 +36 53 44.9 V 695
2021-12-18 11:59:47 C 08 44 55.36 +36 53 16.3 V 695
2021-12-18 12:12:31 C 08 44 57.24 +36 52 48.5 V 695