2021 UW1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5557863000
Semi-major axis (a)1.7463755000 AU
Inclination (i)2.23410000°
Long. of Asc. Node (Ω)219.14294000°
Arg. of Perihelion (ω)245.06942000°
Mean Anomaly (M)254.05555000°
Mean Motion (n)0.4270685900°/day
Perihelion dist (q)0.77576390 AU
Aphelion dist (Q)2.71698710 AU
Orbital Period2.30784400 yr
Physical Parameters
H (abs. magnitude)26.16
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.530″
Uncertainty6
Orbit TypeApollo
MOID0.001566 AU
Observations Used166
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-30
Observations (167)
Date Type RA Dec Mag Band Observatory
2021-10-27 03:49:10 C 01 05 41.48 +15 17 29.2 V G96
2021-10-27 03:56:47 C 01 05 39.28 +15 17 34.1 V G96
2021-10-27 04:07:27 C 01 05 36.07 +15 17 41.5 V G96
2021-10-27 04:15:04 C 01 05 33.80 +15 17 46.4 V G96
2021-10-27 04:53:44 C 01 05 15.18 +15 17 39.4 u H21
2021-10-27 04:57:45 C 01 05 13.94 +15 17 41.4 u H21
2021-10-27 05:10:30 C 01 05 09.98 +15 17 47.4 u H21
2021-10-27 05:14:36 C 01 05 08.71 +15 17 49.3 u H21
2021-10-27 06:51:25 C 01 04 44.27 +15 19 15.0 V V06
2021-10-27 06:52:05 C 01 04 44.07 +15 19 15.3 V V06
2021-10-27 06:52:43 C 01 04 43.86 +15 19 15.5 V V06
2021-10-27 06:53:21 C 01 04 43.65 +15 19 15.9 V V06
2021-10-27 07:45:01 C 01 04 26.93 +15 19 41.7 V 291
2021-10-27 07:46:35 C 01 04 26.42 +15 19 42.4 V 291
2021-10-27 07:49:45 C 01 04 25.37 +15 19 43.7 V 291
2021-10-27 10:57:40 C 01 03 56.11 +15 21 04.8 r P93
2021-10-27 11:03:21 C 01 03 54.22 +15 21 09.7 r P93
2021-10-27 11:07:02 C 01 03 52.97 +15 21 12.4 r P93
2021-10-27 19:04:20 C 01 01 30.43 +15 25 30.3 V B49
2021-10-27 19:06:46 C 01 01 29.44 +15 25 32.5 V B49
2021-10-27 19:10:09 C 01 01 26.92 +15 25 26.1 Z C95
2021-10-27 19:28:27 C 01 01 19.72 +15 25 43.1 Z C95
2021-10-27 19:36:43 C 01 01 12.18 +15 25 30.0 X G02
2021-10-27 19:40:15 C 01 01 13.91 +15 25 55.0 X K78
2021-10-27 19:44:24 C 01 01 09.10 +15 25 37.0 X G02
2021-10-27 19:46:49 C 01 01 12.38 +15 25 58.4 Z C95
2021-10-27 19:52:09 C 01 01 05.90 +15 25 42.8 X G02
2021-10-27 19:54:05 C 01 01 07.00 +15 25 59.5 X 595
2021-10-27 19:59:29 C 01 01 04.81 +15 26 04.1 X 595
2021-10-27 20:03:25 C 01 01 04.45 +15 26 15.1 X K78
2021-10-27 20:04:52 C 01 01 02.57 +15 26 08.8 X 595
2021-10-27 20:05:54 C 01 01 04.55 +15 26 15.3 Z C95
2021-10-27 20:11:02 C 01 01 00.01 +15 26 13.8 X 595
2021-10-27 20:11:17 C 01 01 00.92 +15 26 22.3 V 104
2021-10-27 20:21:35 C 01 00 56.59 +15 26 31.1 V 104
2021-10-27 20:26:36 C 01 00 54.73 +15 26 34.9 X K78
2021-10-27 20:34:48 C 01 00 50.98 +15 26 42.5 V 104
2021-10-27 20:43:35 C 01 00 47.65 +15 26 40.7 V 203
2021-10-27 20:43:42 C 01 00 50.74 +15 26 46.1 X 958
2021-10-27 20:53:12 C 01 00 46.71 +15 26 53.9 X 958
2021-10-27 20:57:26 C 01 00 41.70 +15 26 51.6 V 203
2021-10-27 21:02:51 C 01 00 42.58 +15 27 01.5 X 958
2021-10-27 21:11:19 C 01 00 35.75 +15 27 02.9 V 203
2021-10-28 02:03:05 C 00 59 00.45 +15 31 32.4 o 691
2021-10-28 02:08:49 C 00 58 57.78 +15 31 39.3 o 691
2021-10-28 02:11:41 C 00 58 56.48 +15 31 42.5 o 691
2021-10-28 02:48:31 C 00 58 38.72 +15 32 23.1 V I52
2021-10-28 02:49:23 C 00 58 38.31 +15 32 23.7 V I52
2021-10-28 02:50:18 C 00 58 37.82 +15 32 25.0 V I52
2021-10-28 05:38:14 C 00 57 08.93 +15 35 23.7 V 703