2021 DM2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2869197299 ± 1.83e-07
Semi-major axis (a)1.3323154008 AU ± 8.92e-09
Inclination (i)21.64481531° ± 1.08e-05
Long. of Asc. Node (Ω)149.29865725° ± 1.49e-05
Arg. of Perihelion (ω)221.52125178° ± 2.97e-05
Mean Anomaly (M)172.22573984° ± 4.11e-05
Mean Motion (n)0.6409168713°/day ± 6.44e-09
Perihelion dist (q)0.95004783 AU ± 2.44e-07
Aphelion dist (Q)1.71458298 AU ± 2.45e-07
Orbital Period1.53783794 yr ± 1.54e-08
Physical Parameters
H (abs. magnitude)20.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.193″
Uncertainty0
Orbit TypeApollo
MOID0.006295 AU
Observations Used59
Oppositions5
Arc Total2009-2024
First Observation Used2009-06-09
Last Observation Used2024-03-16
Observations (62)
Date Type RA Dec Mag Band Observatory
2023-05-07 10:55:43 C 21 42 54.54 +09 00 56.2 V 695
2024-01-12 06:44:53 C 11 31 15.61 -05 45 29.9 X W93
2024-01-12 06:54:09 C 11 31 15.72 -05 45 24.0 X W93
2024-01-12 07:15:29 C 11 31 15.98 -05 45 10.4 X W93
2024-01-20 15:19:34 C 11 32 30.396 -03 14 16.07 X F52
2024-01-20 15:31:44 C 11 32 30.321 -03 14 05.17 X F52
2024-01-20 15:43:53 C 11 32 30.240 -03 13 54.62 X F52
2024-03-02 07:55:06 C 10 48 00.562 +18 51 53.78 X F51
2024-03-02 08:12:47 C 10 47 59.332 +18 52 17.41 X F51
2024-03-02 08:30:30 C 10 47 58.049 +18 52 40.79 X F51
2024-03-16 02:51:48 C 10 27 37.23 +24 58 02.8 V H21
2024-03-16 03:10:19 C 10 27 36.21 +24 58 19.4 V H21