2021 DH1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4362388000
Semi-major axis (a)1.4079823000 AU
Inclination (i)2.55320000°
Long. of Asc. Node (Ω)141.83902000°
Arg. of Perihelion (ω)293.84137000°
Mean Anomaly (M)336.17178000°
Mean Motion (n)0.5899405800°/day
Perihelion dist (q)0.79376580 AU
Aphelion dist (Q)2.02219880 AU
Orbital Period1.67068970 yr
Physical Parameters
H (abs. magnitude)26.89
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.640″
Uncertainty8
Orbit TypeApollo
MOID0.002384 AU
Observations Used13
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-02-21
Observations (13)
Date Type RA Dec Mag Band Observatory
2021-02-17 14:00:54 C 11 54 39.232 +12 25 36.11 U F51
2021-02-17 14:17:06 C 11 54 28.554 +12 26 12.07 U F51
2021-02-17 14:33:15 C 11 54 18.003 +12 26 47.57 U F51
2021-02-18 04:09:03 C 11 47 03.82 +12 53 06.1 V L01
2021-02-18 04:12:10 C 11 47 02.18 +12 53 11.8 V L01
2021-02-18 04:15:17 C 11 47 00.60 +12 53 16.8 V L01
2021-02-19 07:18:06 C 11 36 14.49 +13 35 00.7 V I52
2021-02-19 07:20:31 C 11 36 13.54 +13 35 03.3 V I52
2021-02-19 07:22:56 C 11 36 12.57 +13 35 06.4 V I52
2021-02-19 07:25:21 C 11 36 11.61 +13 35 09.5 V I52
2021-02-21 10:22:26 C 11 22 34.50 +14 21 21.3 V I52
2021-02-21 10:28:30 C 11 22 33.06 +14 21 24.5 V I52
2021-02-21 10:34:33 C 11 22 31.62 +14 21 28.5 V I52