2021 MA

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5296565288 ± 5.56e-05
Semi-major axis (a)2.3571881236 AU ± 2.90e-04
Inclination (i)14.64695789° ± 9.36e-04
Long. of Asc. Node (Ω)102.51428406° ± 1.01e-04
Arg. of Perihelion (ω)174.29928603° ± 3.93e-05
Mean Anomaly (M)77.15296761° ± 8.08e-02
Mean Motion (n)0.2723459427°/day ± 5.03e-05
Perihelion dist (q)1.10868804 AU ± 1.89e-04
Aphelion dist (Q)3.60568820 AU ± 4.63e-04
Orbital Period3.61902319 yr ± 6.69e-04
Physical Parameters
H (abs. magnitude)23.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.355″
Uncertainty2
Orbit TypeAmor
MOID0.091869 AU
Observations Used56
Oppositions1
Arc Total2021-2021
First Observation Used2021-06-16
Last Observation Used2021-08-03
Observations (56)
Date Type RA Dec Mag Band Observatory
2021-07-18 01:03:25 C 19 25 21.47 -50 57 09.0 u 807
2021-07-18 01:09:38 C 19 25 23.66 -50 57 30.9 u 807
2021-07-18 01:15:56 C 19 25 26.10 -50 57 54.2 u 807
2021-08-03 12:37:44 C 21 30 02.63 -59 47 39.7 V 474
2021-08-03 12:47:52 C 21 30 04.50 -59 47 39.6 V 474
2021-08-03 12:58:00 C 21 30 06.54 -59 47 41.3 V 474