2021 RU23

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3338036084 ± 2.61e-06
Semi-major axis (a)1.3516419545 AU ± 3.04e-07
Inclination (i)19.01104602° ± 3.06e-05
Long. of Asc. Node (Ω)162.40174246° ± 3.58e-05
Arg. of Perihelion (ω)79.14389724° ± 3.00e-04
Mean Anomaly (M)329.88804278° ± 9.75e-05
Mean Motion (n)0.6272198304°/day ± 2.11e-07
Perihelion dist (q)0.90045899 AU ± 3.54e-06
Aphelion dist (Q)1.80282492 AU ± 3.55e-06
Orbital Period1.57142079 yr ± 5.30e-07
Physical Parameters
H (abs. magnitude)20.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.219″
Uncertainty0
Orbit TypeApollo
MOID0.097922 AU
Observations Used26
Oppositions1
Arc Total2021-2024
First Observation Used2021-09-15
Last Observation Used2024-10-06
Observations (27)
Date Type RA Dec Mag Band Observatory
2021-09-15 11:30:43 C 02 33 44.701 -06 35 21.50 U F52
2021-09-15 11:48:06 C 02 33 44.072 -06 35 45.44 U F52
2021-09-15 12:05:29 C 02 33 43.445 -06 36 09.38 U F52
2021-09-15 12:22:48 C 02 33 42.814 -06 36 33.37 U F52
2021-09-16 06:50:48 C 02 33 05.68 -07 01 45.2 V 807
2021-09-16 07:00:53 C 02 33 05.28 -07 01 58.8 V 807
2021-09-16 07:10:43 C 02 33 04.90 -07 02 12.3 V 807
2021-09-16 07:55:05 C 02 33 03.44 -07 03 29.3 u H21
2021-09-16 08:02:58 C 02 33 03.11 -07 03 40.1 u H21
2021-09-25 05:40:41 C 02 23 31.10 -11 53 38.1 V 807
2021-09-25 05:54:34 C 02 23 30.32 -11 53 56.5 V 807
2021-09-25 06:08:03 C 02 23 29.55 -11 54 14.2 V 807
2021-09-25 06:35:17 C 02 23 27.96 -11 54 50.1 V 807
2021-09-25 06:48:48 C 02 23 27.18 -11 55 08.0 V 807
2021-09-25 07:02:18 C 02 23 26.39 -11 55 25.9 V 807
2024-08-27 01:52:24 C 18 42 42.722 +05 36 53.82 V W16
2024-08-27 02:01:34 C 18 42 44.688 +05 36 15.62 V W16
2024-08-27 02:10:16 C 18 42 46.488 +05 35 39.73 V W16
2024-08-27 02:18:52 C 18 42 48.319 +05 35 03.80 V W16
2024-08-27 05:01:41 C 18 43 22.428 +05 23 46.36 V W16
2024-08-27 05:12:47 C 18 43 24.742 +05 23 00.20 V W16
2024-08-28 02:01:20 C 18 47 54.278 +03 57 46.58 V W16
2024-08-28 02:09:54 C 18 47 56.014 +03 57 12.13 V W16
2024-08-28 02:18:22 C 18 47 57.763 +03 56 37.97 V W16
2024-08-28 02:26:45 C 18 47 59.455 +03 56 04.20 V W16
2024-10-06 02:57:36 C 21 05 22.60 -24 43 58.4 V 691
2024-10-06 03:24:25 C 21 05 25.35 -24 44 09.9 V 691