2021 XU

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6835824637
Semi-major axis (a)2.6552469369 AU
Inclination (i)15.96279098°
Long. of Asc. Node (Ω)254.03673563°
Arg. of Perihelion (ω)233.93533920° ± 6.00e+00
Mean Anomaly (M)321.18762017°
Mean Motion (n)0.2278521200°/day
Perihelion dist (q)0.84010000 AU
Aphelion dist (Q)4.46952680 AU
Orbital Period4.32564630 yr
Physical Parameters
H (abs. magnitude)25.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.460″
Uncertainty
Orbit TypeApollo
MOID0.013100 AU
Observations Used24
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-12-03
Observations (24)
Date Type RA Dec Mag Band Observatory
2021-12-01 08:24:53 C 07 12 55.39 +37 27 22.5 V G96
2021-12-01 08:32:17 C 07 13 03.04 +37 26 06.2 V G96
2021-12-01 08:39:41 C 07 13 10.96 +37 24 48.1 V G96
2021-12-01 08:47:04 C 07 13 18.83 +37 23 30.3 V G96
2021-12-01 11:21:35 C 07 16 03.23 +36 55 43.9 V I52
2021-12-01 11:23:08 C 07 16 04.85 +36 55 26.4 V I52
2021-12-01 23:26:33 C 07 30 04.92 +34 30 39.3 V 033
2021-12-01 23:27:33 C 07 30 06.04 +34 30 26.2 V 033
2021-12-01 23:28:32 C 07 30 07.18 +34 30 13.5 V 033
2021-12-01 23:29:31 C 07 30 08.28 +34 30 01.5 V 033
2021-12-02 02:11:36 C 07 33 18.02 +33 54 33.6 V J95
2021-12-02 02:28:18 C 07 33 37.52 +33 50 50.0 V J95
2021-12-02 02:46:40 C 07 33 58.98 +33 46 42.4 V J95
2021-12-02 04:45:47 C 07 36 17.40 +33 19 16.9 V 033
2021-12-02 04:46:43 C 07 36 18.44 +33 19 04.1 V 033
2021-12-02 04:47:36 C 07 36 19.53 +33 18 51.7 V 033
2021-12-02 04:48:31 C 07 36 20.60 +33 18 38.8 V 033
2021-12-03 07:55:00 C 08 11 19.10 +25 50 27.6 V I52
2021-12-03 07:55:39 C 08 11 19.98 +25 50 15.4 V I52
2021-12-03 07:56:19 C 08 11 20.86 +25 50 02.7 V I52
2021-12-03 07:56:59 C 08 11 21.72 +25 49 49.5 V I52
2021-12-03 08:02:05 C 08 11 24.21 +25 48 03.3 u H21
2021-12-03 08:06:15 C 08 11 29.66 +25 46 43.4 u H21
2021-12-03 08:10:42 C 08 11 35.45 +25 45 17.9 u H21