2021 UU2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6495590268 ± 1.94e-04
Semi-major axis (a)1.1634232632 AU ± 3.55e-04
Inclination (i)20.08884570° ± 1.18e-02
Long. of Asc. Node (Ω)222.90177714° ± 3.40e-03
Arg. of Perihelion (ω)38.96324427° ± 4.77e-03
Mean Anomaly (M)139.55915366° ± 5.71e-01
Mean Motion (n)0.7854267004°/day ± 3.60e-04
Perihelion dist (q)0.40771118 AU ± 2.58e-04
Aphelion dist (Q)1.91913535 AU ± 6.28e-04
Orbital Period1.25489276 yr ± 5.74e-04
Physical Parameters
H (abs. magnitude)23.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.108″
Uncertainty3
Orbit TypeApollo
MOID0.116544 AU
Observations Used24
Oppositions1
Arc Total2021-2021
First Observation Used2021-10-26
Last Observation Used2021-11-05
Observations (29)
Date Type RA Dec Mag Band Observatory
2021-10-26 07:46:25 C 01 05 25.462 +35 38 36.60 V F52
2021-10-26 08:33:33 C 01 05 20.678 +35 32 26.46 V F52
2021-10-27 07:19:04 C 01 03 36.393 +32 41 15.60 U F52
2021-10-27 07:36:22 C 01 03 34.930 +32 39 12.14 U F52
2021-10-27 08:11:11 C 01 03 31.976 +32 35 03.77 V F52
2021-10-27 14:10:00 C 01 03 03.299 +31 52 29.81 V F51
2021-10-27 14:10:56 C 01 03 03.226 +31 52 22.57 V F51
2021-10-27 20:31:15 C 01 02 42.73 +31 08 35.9 V L01
2021-10-27 20:33:45 C 01 02 42.54 +31 08 19.8 V L01
2021-10-27 20:36:15 C 01 02 42.34 +31 08 02.8 V L01
2021-10-27 20:39:22 C 01 02 42.13 +31 07 41.2 V L01
2021-10-27 20:41:14 C 01 02 41.96 +31 07 28.4 V L01
2021-10-28 07:04:59 C 01 02 02.91 +29 58 22.4 V 654
2021-10-28 07:17:55 C 01 02 01.99 +29 56 57.9 V 654
2021-10-28 08:32:47 C 01 01 56.76 +29 48 49.0 V 654
2021-10-28 08:46:52 C 01 01 55.82 +29 47 16.9 V 654
2021-10-28 17:45:15 C 01 01 29.41 +28 49 55.9 V 033
2021-10-28 17:47:49 C 01 01 29.25 +28 49 40.0 V 033
2021-10-28 17:50:23 C 01 01 29.10 +28 49 23.9 V 033
2021-10-29 10:12:03 C 01 00 36.712 +27 11 01.49 U F51
2021-10-29 10:24:49 C 01 00 35.951 +27 09 46.58 U F51
2021-10-29 10:37:36 C 01 00 35.190 +27 08 31.23 U F51
2021-11-01 03:40:31 C 00 58 12.73 +21 34 33.0 V I52
2021-11-01 03:43:50 C 00 58 12.60 +21 34 18.0 V I52
2021-11-01 03:47:09 C 00 58 12.47 +21 34 03.1 V I52
2021-11-01 03:50:28 C 00 58 12.35 +21 33 48.4 V I52
2021-11-05 02:39:52 C 00 56 23.08 +15 37 07.6 u H21
2021-11-05 02:48:37 C 00 56 22.90 +15 36 40.3 u H21
2021-11-05 02:55:38 C 00 56 22.79 +15 36 18.4 u H21