2021 UZ9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6313684395 ± 9.27e-07
Semi-major axis (a)0.8409170871 AU ± 1.60e-07
Inclination (i)11.64579931° ± 2.29e-05
Long. of Asc. Node (Ω)66.90105266° ± 6.11e-05
Arg. of Perihelion (ω)122.66457652° ± 5.68e-05
Mean Anomaly (M)356.12659837° ± 1.83e-04
Mean Motion (n)1.2781520188°/day ± 3.65e-07
Perihelion dist (q)0.30998858 AU ± 7.82e-07
Aphelion dist (Q)1.37184560 AU ± 8.22e-07
Orbital Period0.77113385 yr ± 2.20e-07
Physical Parameters
H (abs. magnitude)22.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.274″
Uncertainty0
Orbit TypeAten
MOID0.060192 AU
Observations Used40
Oppositions3
Arc Total2014-2024
First Observation Used2014-09-28
Last Observation Used2024-09-26
Observations (42)
Date Type RA Dec Mag Band Observatory
2014-09-28 12:42:14 C 02 56 04.609 -14 29 17.11 V F51
2014-09-28 12:58:52 C 02 56 02.563 -14 29 37.74 V F51
2014-09-28 13:15:33 C 02 56 00.551 -14 29 58.52 V F51
2021-10-30 07:31:39 C 02 54 41.52 -21 21 58.7 V G96
2021-10-30 07:38:37 C 02 54 39.34 -21 22 17.7 V G96
2021-10-30 07:45:35 C 02 54 36.98 -21 22 37.4 V G96
2021-10-30 07:52:33 C 02 54 34.78 -21 22 55.2 V G96
2021-10-30 09:06:19 C 02 54 10.96 -21 26 11.2 V I52
2021-10-30 09:12:57 C 02 54 08.74 -21 26 28.8 V I52
2021-10-30 09:19:35 C 02 54 06.57 -21 26 45.9 V I52
2021-10-31 04:14:24 C 02 47 58.96 -22 17 25.7 V 807
2021-10-31 04:17:22 C 02 47 57.95 -22 17 33.8 V 807
2021-10-31 04:20:21 C 02 47 56.92 -22 17 42.0 V 807
2021-10-31 05:42:01 C 02 47 30.34 -22 22 05.3 V I52
2021-10-31 05:47:33 C 02 47 28.42 -22 22 20.5 V I52
2021-10-31 05:53:05 C 02 47 26.49 -22 22 35.8 V I52
2021-11-01 05:41:36 C 02 39 07.01 -23 28 16.6 V I52
2021-11-01 05:50:05 C 02 39 03.79 -23 28 40.0 V I52
2021-11-03 13:53:33 C 02 16 51.60 -26 04 21.8 V 474
2021-11-03 13:57:00 C 02 16 50.09 -26 04 31.0 V 474
2021-11-03 14:00:28 C 02 16 48.59 -26 04 40.8 V 474
2021-11-03 14:03:55 C 02 16 47.05 -26 04 50.2 V 474
2021-11-05 12:46:53 C 01 55 24.75 -28 12 50.1 V 474
2021-11-05 12:49:30 C 01 55 23.47 -28 12 57.2 V 474
2021-11-05 12:52:07 C 01 55 22.15 -28 13 03.5 V 474
2021-11-05 12:54:44 C 01 55 20.85 -28 13 11.1 V 474
2021-11-06 06:46:28 C 01 46 26.16 -29 00 18.0 u 807
2021-11-06 06:55:35 C 01 46 21.39 -29 00 41.4 u 807
2021-11-06 07:04:37 C 01 46 16.75 -29 01 03.9 u 807
2021-11-06 11:51:23 C 01 43 52.42 -29 13 18.9 V 474
2021-11-06 11:54:00 C 01 43 51.05 -29 13 25.7 V 474
2021-11-06 11:56:37 C 01 43 49.67 -29 13 32.3 V 474
2021-11-06 11:59:14 C 01 43 48.30 -29 13 39.0 V 474
2021-11-09 01:09:19 C 01 10 14.74 -31 37 46.2 u 807
2021-11-09 01:18:16 C 01 10 09.45 -31 38 05.5 u 807
2021-11-09 01:27:15 C 01 10 04.11 -31 38 24.9 u 807
2021-11-15 02:42:53 C 23 39 20.35 -34 36 54.0 V 807
2021-11-15 02:48:52 C 23 39 16.46 -34 36 55.3 V 807
2021-11-15 02:54:50 C 23 39 12.61 -34 36 56.2 V 807
2024-09-26 13:30:07 C 02 25 55.395 -19 54 56.30 V F52
2024-09-26 13:44:23 C 02 25 53.120 -19 55 15.10 V F52
2024-09-26 13:58:37 C 02 25 50.907 -19 55 32.38 V F52