2022 US21

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3892637392 ± 7.77e-07
Semi-major axis (a)0.9326645110 AU ± 1.41e-07
Inclination (i)22.86795995° ± 2.86e-05
Long. of Asc. Node (Ω)26.33413779° ± 1.19e-05
Arg. of Perihelion (ω)230.94446216° ± 2.88e-05
Mean Anomaly (M)233.49918139° ± 2.35e-04
Mean Motion (n)1.0942690065°/day ± 2.48e-07
Perihelion dist (q)0.56961204 AU ± 7.29e-07
Aphelion dist (Q)1.29571699 AU ± 7.50e-07
Orbital Period0.90071662 yr ± 2.04e-07
Physical Parameters
H (abs. magnitude)21.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.259″
Uncertainty0
Orbit TypeAten
MOID0.034210 AU
Observations Used67
Oppositions1
Arc Total2022-2023
First Observation Used2022-10-28
Last Observation Used2023-11-17
Observations (69)
Date Type RA Dec Mag Band Observatory
2022-10-28 05:54:48 C 21 45 37.336 -11 31 17.21 V F51
2022-10-28 06:09:19 C 21 45 40.437 -11 29 38.20 V F51
2022-10-30 02:45:23 C 21 55 01.970 -06 51 55.33 V G96
2022-10-30 02:53:32 C 21 55 03.428 -06 51 08.68 V G96
2022-10-30 03:01:40 C 21 55 04.876 -06 50 22.63 V G96
2022-10-30 03:09:47 C 21 55 06.323 -06 49 36.73 V G96
2022-10-30 05:03:45 C 21 55 26.580 -06 38 50.78 V I52
2022-10-30 05:04:27 C 21 55 26.688 -06 38 46.57 V I52
2022-10-30 05:05:08 C 21 55 26.843 -06 38 42.79 V I52
2022-10-30 17:24:47 C 21 57 46.29 -05 31 01.0 X 595
2022-10-30 17:56:17 C 21 57 51.62 -05 28 12.6 X 595
2022-10-30 18:27:46 C 21 57 56.92 -05 25 23.6 X 595
2022-10-30 19:23:11 C 21 58 06.32 -05 20 27.8 V L01
2022-10-30 19:32:09 C 21 58 07.890 -05 19 41.90 q 246
2022-10-30 19:32:58 C 21 58 08.000 -05 19 37.30 q 246
2022-10-30 19:41:33 C 21 58 09.43 -05 18 49.6 V L01
2022-10-30 19:45:25 C 21 58 10.07 -05 18 29.0 V L01
2022-10-30 19:47:48 C 21 58 10.47 -05 18 16.0 V L01
2022-10-30 19:50:25 C 21 58 10.94 -05 18 02.4 V L01
2022-10-31 06:04:33 C 21 59 57.689 -04 24 31.00 V I52
2022-10-31 06:05:33 C 21 59 57.862 -04 24 26.06 V I52
2022-10-31 06:06:32 C 21 59 57.995 -04 24 21.13 V I52
2022-10-31 19:42:17 C 22 02 17.38 -03 16 51.9 V 204
2022-10-31 20:32:58 C 22 02 25.09 -03 12 45.2 V 104
2022-10-31 20:54:06 C 22 02 28.38 -03 11 02.5 V 104
2022-10-31 20:59:40 C 22 02 29.34 -03 10 36.7 V 587
2022-10-31 21:00:27 C 22 02 29.50 -03 10 32.7 V 587
2022-11-01 01:02:38 C 22 03 10.77 -02 51 10.2 q H36
2022-11-01 01:17:14 C 22 03 12.89 -02 50 01.9 q H36
2022-11-01 01:31:45 C 22 03 15.07 -02 48 53.1 q H36
2022-11-07 04:49:22 C 22 22 37.36 +06 10 13.3 V 290
2022-11-07 04:51:21 C 22 22 37.57 +06 10 18.9 V 290
2022-11-07 04:53:19 C 22 22 37.76 +06 10 24.4 V 290
2022-11-07 04:55:18 C 22 22 37.96 +06 10 30.1 V 290
2022-11-12 05:04:57 C 22 34 27.540 +10 52 28.90 V I52
2022-11-12 05:11:51 C 22 34 28.070 +10 52 40.50 V I52
2022-11-12 05:43:33 C 22 34 30.86 +10 53 45.1 o 691
2022-11-12 06:17:45 C 22 34 33.73 +10 54 51.2 o 691
2022-11-12 06:44:45 C 22 34 36.02 +10 55 43.4 o 691
2022-11-12 17:29:23 C 22 35 35.25 +11 16 17.9 X 033
2022-11-12 17:32:57 C 22 35 35.53 +11 16 24.8 X 033
2022-11-12 17:36:32 C 22 35 35.81 +11 16 31.3 X 033
2022-11-13 02:16:09 C 22 36 21.31 +11 32 54.5 o 691
2022-11-13 02:36:48 C 22 36 22.98 +11 33 33.0 o 691
2022-11-13 02:57:27 C 22 36 24.61 +11 34 11.4 o 691
2022-11-14 22:52:05 C 22 40 08.14 +12 50 58.7 V 950
2022-11-14 22:53:35 C 22 40 08.26 +12 51 01.4 V 950
2022-11-14 22:55:04 C 22 40 08.37 +12 51 03.7 V 950
2022-11-14 22:58:02 C 22 40 08.60 +12 51 08.6 V 950
2022-11-14 23:01:01 C 22 40 08.81 +12 51 13.0 V 950