IAA RAS IAA Minor Planet Database

2021 MW

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2769290000
Semi-major axis (a)1.2461430000 AU
Inclination (i)25.74500000°
Long. of Asc. Node (Ω)260.69756000°
Arg. of Perihelion (ω)302.51305000°
Mean Anomaly (M)103.95886000°
Mean Motion (n)0.7085202300°/day
Perihelion dist (q)0.90104990 AU
Aphelion dist (Q)1.59123610 AU
Orbital Period1.39107910 yr
Physical Parameters
H (abs. magnitude)24.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual1.060″
Uncertainty8
Orbit TypeApollo
MOID0.013675 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-06-21
Observations (17)
Date Type RA Dec Mag Band Observatory
2021-06-16 09:43:26 C 18 28 04.99 +60 15 41.0 – V 703
2021-06-16 09:51:20 C 18 27 57.98 +60 14 29.4 – V 703
2021-06-16 09:59:14 C 18 27 50.64 +60 13 18.0 – V 703
2021-06-19 09:05:45 C 17 58 05.39 +53 37 06.7 – V G96
2021-06-19 09:14:51 C 17 58 03.02 +53 36 31.8 – V G96
2021-06-19 09:23:59 C 17 58 00.60 +53 35 58.2 – V G96
2021-06-19 09:33:05 C 17 57 58.17 +53 35 24.1 – V G96
2021-06-19 10:40:05 C 17 57 41.10 +53 31 11.7 – V I52
2021-06-19 10:43:24 C 17 57 40.26 +53 30 58.5 – V I52
2021-06-19 10:46:43 C 17 57 39.46 +53 30 46.4 – V I52
2021-06-20 04:51:49 C 17 54 32.75 +52 33 01.4 – V G96
2021-06-20 04:53:34 C 17 54 32.43 +52 32 57.2 – V G96
2021-06-20 04:55:19 C 17 54 32.05 +52 32 52.9 – V G96
2021-06-21 05:45:44 C 17 50 53.38 +51 27 33.1 – V I52
2021-06-21 05:53:29 C 17 50 52.10 +51 27 15.3 – V I52
2021-06-21 06:01:14 C 17 50 50.81 +51 26 58.5 – V I52
2021-06-21 06:08:58 C 17 50 49.45 +51 26 40.4 – V I52