IAA RAS IAA Minor Planet Database

2021 RH1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2740689000
Semi-major axis (a)1.4548286000 AU
Inclination (i)6.23222000°
Long. of Asc. Node (Ω)163.69618000°
Arg. of Perihelion (ω)151.93066000°
Mean Anomaly (M)160.04767000°
Mean Motion (n)0.5616766100°/day
Perihelion dist (q)1.05610530 AU
Aphelion dist (Q)1.85355190 AU
Orbital Period1.75476010 yr
Physical Parameters
H (abs. magnitude)25.87
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.910″
Uncertainty8
Orbit TypeAmor
MOID0.056750 AU
Observations Used16
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-09-11
Observations (17)
Date Type RA Dec Mag Band Observatory
2021-09-04 11:16:16 C 00 37 26.495 +03 39 07.52 – U F51
2021-09-04 11:33:18 C 00 37 28.329 +03 38 19.65 – U F51
2021-09-04 11:50:16 C 00 37 30.112 +03 37 31.57 – U F51
2021-09-04 12:07:19 C 00 37 31.880 +03 36 44.50 – U F51
2021-09-04 22:27:05 C 00 38 55.91 +03 07 25.2 – V L01
2021-09-04 22:32:08 C 00 38 56.54 +03 07 11.1 – V L01
2021-09-04 22:40:34 C 00 38 57.47 +03 06 48.2 – V L01
2021-09-04 22:44:06 C 00 38 57.85 +03 06 38.7 – V L01
2021-09-05 11:17:10 C 00 40 32.168 +02 33 06.45 – V F51
2021-09-05 12:02:02 C 00 40 36.502 +02 31 05.25 – V F51
2021-09-05 12:23:43 C 00 40 38.606 +02 30 06.88 – V F51
2021-09-06 07:00:55 C 00 42 54.42 +01 40 20.9 – u H21
2021-09-06 07:08:13 C 00 42 55.12 +01 40 01.9 – u H21
2021-09-11 06:51:00 C 00 54 39.25 -02 59 46.1 – V G96
2021-09-11 06:57:52 C 00 54 39.62 -03 00 01.0 – V G96
2021-09-11 07:04:43 C 00 54 40.06 -03 00 15.8 – V G96
2021-09-11 07:11:32 C 00 54 40.37 -03 00 29.6 – V G96