2021 HK2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4102591000
Semi-major axis (a)1.8102618000 AU
Inclination (i)1.24004000°
Long. of Asc. Node (Ω)170.51146000°
Arg. of Perihelion (ω)33.76435000°
Mean Anomaly (M)319.14723000°
Mean Motion (n)0.4046616000°/day
Perihelion dist (q)1.06758540 AU
Aphelion dist (Q)2.55293820 AU
Orbital Period2.43563430 yr
Physical Parameters
H (abs. magnitude)24.93
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.960″
Uncertainty6
Orbit TypeAmor
MOID0.065197 AU
Observations Used57
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-06-12
Observations (59)
Date Type RA Dec Mag Band Observatory
2021-05-19 07:47:53 C 14 53 21.69 -04 51 17.4 V V00
2021-05-19 07:54:08 C 14 53 22.85 -04 51 26.1 V V00
2021-05-19 07:54:55 C 14 53 23.00 -04 51 27.0 V V00
2021-05-30 07:58:35 C 15 36 51.583 -09 48 59.62 U F51
2021-05-30 08:17:27 C 15 36 53.754 -09 49 17.09 U F51
2021-05-30 08:36:23 C 15 36 55.913 -09 49 34.69 U F51
2021-06-12 05:13:41 C 16 08 48.79 -13 37 42.7 V 807
2021-06-12 05:29:38 C 16 08 49.97 -13 37 51.3 V 807
2021-06-12 05:45:35 C 16 08 51.13 -13 38 00.7 V 807