2021 RU2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.3663360026 ± 4.31e-03
Semi-major axis (a)	0.9146929676 AU ± 7.67e-04
Inclination (i)	6.72451283° ± 6.13e-02
Long. of Asc. Node (Ω)	258.71849735° ± 3.85e-01
Arg. of Perihelion (ω)	262.96554062° ± 2.24e-01
Mean Anomaly (M)	117.19884906° ± 2.32e+00
Mean Motion (n)	1.1266765778°/day ± 1.42e-03
Perihelion dist (q)	0.57960800 AU ± 3.97e-03
Aphelion dist (Q)	1.24977793 AU ± 4.08e-03
Orbital Period	0.87480853 yr ± 1.10e-03

Physical Parameters

H (abs. magnitude)	23.28
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.340″
Uncertainty	4
Orbit Type	Aten
MOID	0.057602 AU
Observations Used	18
Oppositions	1
Arc Total	2021-2021
First Observation Used	2021-09-06
Last Observation Used	2021-09-07

Observations (18)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-09-06 08:06:54	C	22 25 26.45	+24 51 58.0	–	V	G96
2021-09-06 08:13:07	C	22 25 25.25	+24 51 52.7	–	V	G96
2021-09-06 08:19:19	C	22 25 24.19	+24 51 47.3	–	V	G96
2021-09-06 08:25:32	C	22 25 23.09	+24 51 41.9	–	V	G96
2021-09-06 10:06:02	C	22 25 05.04	+24 50 11.1	–	V	G96
2021-09-06 10:07:38	C	22 25 04.81	+24 50 10.1	–	V	G96
2021-09-06 10:09:13	C	22 25 04.46	+24 50 08.8	–	V	G96
2021-09-07 04:17:56	C	22 21 59.27	+24 34 03.6	–	u	H21
2021-09-07 04:19:59	C	22 21 58.90	+24 34 01.6	–	u	H21
2021-09-07 04:26:42	C	22 21 57.71	+24 33 55.4	–	u	H21
2021-09-07 07:28:28	C	22 21 25.78	+24 31 13.1	–	V	V06
2021-09-07 07:35:19	C	22 21 24.59	+24 31 07.2	–	V	V06
2021-09-07 07:42:10	C	22 21 23.30	+24 31 00.3	–	V	V06
2021-09-07 07:49:01	C	22 21 22.07	+24 30 54.1	–	V	V06
2021-09-07 22:13:22	C	22 18 55.16	+24 17 17.6	–	V	033
2021-09-07 22:18:32	C	22 18 54.22	+24 17 12.4	–	V	033
2021-09-07 22:23:41	C	22 18 53.31	+24 17 07.9	–	V	033
2021-09-07 22:29:01	C	22 18 52.40	+24 17 03.0	–	V	033