2021 UK2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4340416321 ± 2.00e+00
Semi-major axis (a)1.4400440765 AU ± 3.00e+00
Inclination (i)1.29527163° ± 4.00e+00
Long. of Asc. Node (Ω)209.70720985° ± 5.00e+00
Arg. of Perihelion (ω)88.22764491° ± 6.00e+00
Mean Anomaly (M)338.40144632° ± 1.68e+00
Mean Motion (n)0.6741461500°/day ± 2.11e+00
Perihelion dist (q)0.76232870 AU ± 3.34e+00
Aphelion dist (Q)1.81397270 AU ± 5.18e+00
Orbital Period1.46200890 yr ± 4.57e+00
Physical Parameters
H (abs. magnitude)26.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.804″
Uncertainty4
Orbit TypeApollo
MOID0.007568 AU
Observations Used27
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-11-07
Observations (27)
Date Type RA Dec Mag Band Observatory
2021-10-27 06:02:53 C 02 10 51.02 +11 51 48.6 V G96
2021-10-27 06:10:40 C 02 10 50.26 +11 51 41.3 V G96
2021-10-27 06:18:27 C 02 10 49.48 +11 51 34.5 V G96
2021-10-27 06:26:15 C 02 10 48.70 +11 51 27.6 V G96
2021-10-27 06:51:03 C 02 10 43.29 +11 50 48.6 u H21
2021-10-27 07:00:10 C 02 10 42.40 +11 50 40.2 u H21
2021-10-27 07:07:09 C 02 10 41.73 +11 50 33.8 u H21
2021-10-27 10:13:41 C 02 10 26.77 +11 47 52.7 V I52
2021-10-27 10:23:37 C 02 10 25.90 +11 47 43.1 V I52
2021-10-27 22:49:07 C 02 09 46.90 +11 36 53.0 V L01
2021-10-27 22:53:37 C 02 09 46.48 +11 36 49.7 V L01
2021-10-27 22:58:06 C 02 09 46.13 +11 36 45.4 V L01
2021-10-27 23:03:48 C 02 09 45.63 +11 36 41.0 V L01
2021-10-27 23:10:04 C 02 09 45.09 +11 36 36.6 V L01
2021-10-28 10:01:12 C 02 09 05.46 +11 28 38.5 V V06
2021-10-28 10:02:21 C 02 09 05.32 +11 28 37.1 V V06
2021-10-29 03:15:10 C 02 08 25.76 +11 16 51.0 o 691
2021-10-29 03:26:09 C 02 08 25.11 +11 16 45.5 o 691
2021-10-29 03:37:09 C 02 08 24.47 +11 16 38.7 o 691
2021-10-31 03:53:23 C 02 06 33.49 +10 51 02.9 o 291
2021-10-31 04:14:11 C 02 06 32.45 +10 50 55.3 o 291
2021-10-31 04:34:58 C 02 06 31.39 +10 50 46.4 o 291
2021-11-05 05:02:59 C 02 03 56.48 +10 14 31.4 V 291
2021-11-05 05:50:46 C 02 03 55.06 +10 14 23.2 V 291
2021-11-07 06:31:07 C 02 03 23.59 +10 06 26.6 o 291
2021-11-07 07:15:03 C 02 03 22.58 +10 06 20.5 o 291
2021-11-07 07:59:00 C 02 03 21.58 +10 06 13.8 o 291