2021 DQ2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4544959261 ± 2.56e-08
Semi-major axis (a)1.9604240957 AU ± 4.67e-09
Inclination (i)8.65491239° ± 4.69e-06
Long. of Asc. Node (Ω)15.26943491° ± 1.60e-05
Arg. of Perihelion (ω)215.65745868° ± 1.78e-05
Mean Anomaly (M)231.36157495° ± 4.01e-06
Mean Motion (n)0.3590767026°/day ± 1.28e-09
Perihelion dist (q)1.06941933 AU ± 5.02e-08
Aphelion dist (Q)2.85142886 AU ± 5.06e-08
Orbital Period2.74489065 yr ± 9.82e-09
Physical Parameters
H (abs. magnitude)21.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.262″
Uncertainty0
Orbit TypeAmor
MOID0.092656 AU
Observations Used102
Oppositions7
Arc Total2010-2021
First Observation Used2010-02-04
Last Observation Used2021-09-09
Observations (105)
Date Type RA Dec Mag Band Observatory
2021-06-20 00:24:29 C 12 40 57.25 -58 08 08.3 u 807
2021-07-17 00:46:41 C 16 40 35.80 -58 57 57.4 u 807
2021-07-17 00:53:50 C 16 40 37.57 -58 57 49.3 u 807
2021-09-09 06:01:13 C 19 31 07.925 -35 56 53.60 V F51
2021-09-09 06:13:22 C 19 31 08.873 -35 56 43.78 V F51