2010 HP20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5483165941 ± 2.00e+00
Semi-major axis (a)2.0642980121 AU
Inclination (i)7.80990599° ± 4.00e+00
Long. of Asc. Node (Ω)208.90550989° ± 5.00e+00
Arg. of Perihelion (ω)321.15485912° ± 6.00e+00
Mean Anomaly (M)103.24034322°
Mean Motion (n)0.3323013200°/day
Perihelion dist (q)0.93171610 AU
Aphelion dist (Q)3.19696490 AU
Orbital Period2.96600580 yr
Physical Parameters
H (abs. magnitude)27.53
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.206″
Uncertainty
Orbit TypeApollo
MOID0.003653 AU
Observations Used11
Oppositions1
Arc Total2010-2010
First Observation Used
Last Observation Used2010-04-20
Observations (12)
Date Type RA Dec Mag Band Observatory
2010-04-20 10:45:06 C 16 42 27.72 -03 09 41.5 r G96
2010-04-20 10:51:59 C 16 42 22.96 -03 08 11.1 r G96
2010-04-20 10:58:56 C 16 42 18.32 -03 06 43.2 r G96
2010-04-20 11:05:54 C 16 42 13.60 -03 05 13.7 r G96
2010-04-20 11:24:25 C 16 42 01.36 -03 01 19.3 r G96
2010-04-20 11:25:01 C 16 42 00.97 -03 01 12.2 r G96
2010-04-20 11:25:35 C 16 42 00.61 -03 01 04.8 r G96
2010-04-20 11:26:10 C 16 42 00.21 -03 00 57.4 r G96
2010-04-20 11:52:58 C 16 41 43.04 -02 55 25.1 r G96
2010-04-20 11:53:28 C 16 41 42.75 -02 55 18.8 r G96
2010-04-20 11:53:59 C 16 41 42.39 -02 55 12.1 r G96
2010-04-20 11:54:32 C 16 41 42.07 -02 55 05.7 r G96