2021 UU5

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7253605345 ± 1.88e-07
Semi-major axis (a)1.9212694001 AU ± 1.75e-08
Inclination (i)44.93886979° ± 3.91e-05
Long. of Asc. Node (Ω)62.28140680° ± 1.45e-05
Arg. of Perihelion (ω)99.00016366° ± 4.00e-05
Mean Anomaly (M)155.26111448° ± 7.53e-06
Mean Motion (n)0.3701091972°/day ± 5.05e-09
Perihelion dist (q)0.52765640 AU ± 3.61e-07
Aphelion dist (Q)3.31488240 AU ± 3.62e-07
Orbital Period2.66306888 yr ± 3.63e-08
Physical Parameters
H (abs. magnitude)19.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.287″
Uncertainty0
Orbit TypeApollo
MOID0.025459 AU
Observations Used124
Oppositions5
Arc Total2013-2021
First Observation Used2013-11-09
Last Observation Used2021-12-23
Observations (129)
Date Type RA Dec Mag Band Observatory
2021-12-05 04:46:43 C 00 20 19.38 -12 17 39.6 V 703
2021-12-05 04:54:58 C 00 20 15.54 -12 17 13.5 V 703
2021-12-05 18:13:38 C 00 14 08.18 -11 34 55.9 X C95
2021-12-05 18:24:04 C 00 14 03.36 -11 34 21.5 X C95
2021-12-05 18:34:08 C 00 13 58.66 -11 33 50.0 X C95
2021-12-06 02:06:25 C 00 10 30.89 -11 09 24.9 V G96
2021-12-06 02:16:44 C 00 10 26.07 -11 08 51.5 V G96
2021-12-06 02:24:14 C 00 10 22.57 -11 08 27.1 V G96
2021-12-07 02:51:46 C 23 59 13.38 -09 48 03.9 o 691
2021-12-07 02:56:23 C 23 59 11.26 -09 47 48.8 o 691
2021-12-07 03:00:59 C 23 59 09.18 -09 47 33.7 o 691
2021-12-09 02:32:36 C 23 38 00.33 -07 07 33.3 V 703
2021-12-09 02:40:49 C 23 37 56.71 -07 07 04.6 V 703
2021-12-09 02:49:02 C 23 37 53.02 -07 06 37.9 V 703
2021-12-09 02:57:14 C 23 37 49.41 -07 06 09.3 V 703
2021-12-13 01:54:53 C 22 58 22.60 -01 48 43.7 o 691
2021-12-13 02:02:01 C 22 58 19.69 -01 48 20.9 o 691
2021-12-13 02:09:10 C 22 58 16.91 -01 47 57.4 o 691
2021-12-13 18:15:02 C 22 52 01.42 -00 56 26.3 V 204
2021-12-13 18:26:11 C 22 51 57.07 -00 55 51.1 V 204
2021-12-13 18:37:21 C 22 51 52.71 -00 55 15.6 V 204
2021-12-18 01:52:20 C 22 14 49.82 +04 08 33.2 V 695
2021-12-18 01:56:03 C 22 14 48.57 +04 08 43.2 V 695
2021-12-18 01:59:48 C 22 14 47.29 +04 08 53.2 V 695
2021-12-21 03:32:07 C 21 51 28.70 +07 10 48.4 o 291
2021-12-21 03:36:30 C 21 51 27.38 +07 10 58.4 o 291
2021-12-23 01:59:53 C 21 37 56.23 +08 49 52.7 V 291
2021-12-23 02:03:22 C 21 37 55.24 +08 49 59.8 V 291
2021-12-23 02:06:50 C 21 37 54.23 +08 50 06.7 V 291