2021 UV9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2827104544 ± 6.90e-08
Semi-major axis (a)1.6010261457 AU ± 1.49e-08
Inclination (i)9.06936992° ± 6.43e-06
Long. of Asc. Node (Ω)213.10704666° ± 1.05e-05
Arg. of Perihelion (ω)165.67021080° ± 3.20e-05
Mean Anomaly (M)13.50134769° ± 2.03e-05
Mean Motion (n)0.4865356185°/day ± 6.81e-09
Perihelion dist (q)1.14839932 AU ± 1.11e-07
Aphelion dist (Q)2.05365297 AU ± 1.12e-07
Orbital Period2.02580499 yr ± 2.84e-08
Physical Parameters
H (abs. magnitude)23.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.244″
Uncertainty0
Orbit TypeAmor
MOID0.153598 AU
Observations Used70
Oppositions1
Arc Total2021-2023
First Observation Used2021-09-28
Last Observation Used2023-10-21
Observations (73)
Date Type RA Dec Mag Band Observatory
2021-11-23 12:16:46 C 04 10 06.112 -00 59 16.34 V F51
2021-11-26 10:12:55 C 04 09 43.556 -01 52 23.96 V F52
2021-11-30 05:02:38 C 04 09 14.42 -02 45 18.0 V 807
2021-11-30 05:10:37 C 04 09 14.34 -02 45 22.0 V 807
2021-11-30 05:18:37 C 04 09 14.24 -02 45 25.9 V 807
2023-07-26 10:27:09 C 22 02 27.746 +20 51 03.82 V F52
2023-07-26 11:02:21 C 22 02 28.492 +20 51 39.85 V F52
2023-07-26 11:08:00 C 22 02 28.629 +20 51 46.07 V F52
2023-09-08 07:45:52 C 22 27 01.383 +31 47 43.62 X F52
2023-09-08 08:02:20 C 22 27 01.815 +31 47 42.94 X F52
2023-09-08 08:18:48 C 22 27 02.239 +31 47 42.28 X F52
2023-09-08 08:35:21 C 22 27 02.669 +31 47 41.48 X F52
2023-10-09 10:01:18 C 23 24 54.097 +20 06 44.39 X F51
2023-10-09 10:18:16 C 23 24 55.896 +20 06 13.40 X F51
2023-10-09 10:35:14 C 23 24 57.703 +20 05 42.60 X F51
2023-10-11 04:24:37 C 23 30 06.160 +18 49 25.61 V G96
2023-10-11 04:32:10 C 23 30 07.038 +18 49 12.11 V G96
2023-10-11 04:39:41 C 23 30 07.823 +18 48 58.10 V G96
2023-10-11 04:47:11 C 23 30 08.658 +18 48 44.50 V G96
2023-10-21 06:46:10 C 00 01 54.655 +10 59 31.07 X F51
2023-10-21 07:04:23 C 00 01 56.891 +10 58 56.20 X F51
2023-10-21 07:22:41 C 00 01 59.125 +10 58 20.61 X F51
2023-10-21 07:40:57 C 00 02 01.356 +10 57 45.67 X F51