2021 UU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5187870302 ± 3.78e-05
Semi-major axis (a)1.9263566543 AU ± 1.44e-04
Inclination (i)1.70049503° ± 1.22e-04
Long. of Asc. Node (Ω)216.69579672° ± 6.00e-05
Arg. of Perihelion (ω)222.66978382° ± 7.64e-05
Mean Anomaly (M)174.05378998° ± 6.00e-02
Mean Motion (n)0.3686440511°/day ± 4.15e-05
Perihelion dist (q)0.92698781 AU ± 1.01e-04
Aphelion dist (Q)2.92572550 AU ± 2.31e-04
Orbital Period2.67365303 yr ± 3.01e-04
Physical Parameters
H (abs. magnitude)26.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.307″
Uncertainty2
Orbit TypeApollo
MOID0.003237 AU
Observations Used96
Oppositions1
Arc Total2021-2021
First Observation Used2021-10-26
Last Observation Used2021-11-04
Observations (105)
Date Type RA Dec Mag Band Observatory
2021-10-26 06:45:07 C 00 29 58.607 +06 58 05.33 U F52
2021-10-26 07:01:42 C 00 29 59.072 +06 57 58.25 U F52
2021-10-26 07:18:23 C 00 29 59.517 +06 57 51.05 U F52
2021-10-26 07:35:08 C 00 29 59.949 +06 57 43.68 U F52
2021-10-26 10:04:50 C 00 30 03.711 +06 56 32.83 V F51
2021-10-26 10:05:45 C 00 30 03.736 +06 56 32.30 V F51
2021-10-27 00:37:40 C 00 31 18.85 +06 51 39.4 u 807
2021-10-27 00:49:25 C 00 31 19.49 +06 51 34.9 u 807
2021-10-27 01:01:18 C 00 31 19.95 +06 51 28.9 u 807
2021-10-27 07:15:25 C 00 31 50.370 +06 45 38.63 V F51
2021-10-27 19:51:55 C 00 32 59.80 +06 36 57.7 V L01
2021-10-27 19:55:17 C 00 33 00.02 +06 36 55.3 V L01
2021-10-27 19:58:38 C 00 33 00.25 +06 36 52.8 V L01
2021-10-28 03:23:00 C 00 33 49.23 +06 32 36.4 V G96
2021-10-28 03:31:04 C 00 33 49.73 +06 32 31.1 V G96
2021-10-28 03:39:08 C 00 33 50.30 +06 32 26.1 V G96
2021-10-28 03:47:14 C 00 33 50.81 +06 32 20.5 V G96
2021-10-28 20:48:03 C 00 35 48.85 +06 18 49.9 V 033
2021-10-28 20:49:10 C 00 35 48.99 +06 18 48.9 V 033
2021-10-28 20:50:19 C 00 35 49.08 +06 18 48.1 V 033
2021-10-29 00:21:46 C 00 36 24.04 +06 20 34.0 u 807
2021-10-29 00:25:44 C 00 36 24.41 +06 20 31.8 u 807
2021-10-29 00:29:42 C 00 36 24.80 +06 20 29.4 u 807
2021-10-29 03:12:36 C 00 36 47.38 +06 14 22.1 V I52
2021-10-29 03:16:05 C 00 36 47.72 +06 14 19.5 V I52
2021-10-29 03:19:34 C 00 36 47.98 +06 14 16.2 V I52
2021-10-29 03:23:03 C 00 36 48.40 +06 14 13.3 V I52
2021-10-30 06:57:16 C 00 41 30.491 +05 46 50.56 U F51
2021-10-30 07:15:37 C 00 41 32.996 +05 46 29.14 U F51
2021-10-30 07:34:05 C 00 41 35.498 +05 46 07.35 U F51
2021-10-30 07:52:38 C 00 41 37.998 +05 45 45.15 U F51
2021-10-31 05:11:46 C 00 46 47.25 +05 14 22.2 V 703
2021-10-31 05:19:23 C 00 46 48.69 +05 14 08.8 V 703
2021-10-31 05:27:02 C 00 46 50.28 +05 13 57.0 V 703
2021-10-31 07:55:20 C 00 47 22.58 +05 09 37.5 V I52
2021-10-31 07:56:27 C 00 47 22.83 +05 09 35.5 V I52
2021-10-31 07:57:34 C 00 47 23.10 +05 09 33.5 V I52
2021-10-31 08:00:24 C 00 47 23.77 +05 09 28.6 V I52
2021-10-31 18:50:49 C 00 51 16.92 +04 47 11.1 V 033
2021-10-31 18:51:28 C 00 51 17.11 +04 47 09.6 V 033
2021-10-31 18:52:08 C 00 51 17.32 +04 47 08.5 V 033
2021-11-01 03:09:14 C 00 54 33.91 +04 29 50.2 V I52
2021-11-01 03:10:56 C 00 54 34.52 +04 29 46.1 V I52
2021-11-01 03:12:38 C 00 54 35.08 +04 29 42.2 V I52
2021-11-01 03:12:52 C 00 54 35.17 +04 29 41.7 V I52
2021-11-01 20:33:29 C 01 03 05.31 +03 37 04.9 V L18
2021-11-01 20:40:29 C 01 03 08.93 +03 36 39.4 V L18
2021-11-01 20:47:29 C 01 03 12.60 +03 36 13.7 V L18
2021-11-01 22:20:37 C 01 04 11.28 +03 30 21.2 V Z80
2021-11-01 22:36:16 C 01 04 19.86 +03 29 24.4 V Z80