2003 HT42

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2616071000
Semi-major axis (a)0.8148386000 AU
Inclination (i)4.86568000°
Long. of Asc. Node (Ω)38.44890000°
Arg. of Perihelion (ω)352.70862000°
Mean Anomaly (M)76.45717000°
Mean Motion (n)1.3399750700°/day
Perihelion dist (q)0.60167100 AU
Aphelion dist (Q)1.02800620 AU
Orbital Period0.73554190 yr
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.710″
Uncertainty6
Orbit TypeAten
MOID0.012877 AU
Observations Used110
Oppositions1
Arc Total
First Observation Used
Last Observation Used2003-05-11
Observations (111)
Date Type RA Dec Mag Band Observatory
2003-05-05 11:17:25 C 11 20 24.72 -24 22 26.9 c 474
2003-05-06 10:34:59 C 10 43 23.20 -22 44 39.0 c 474
2003-05-06 10:36:00 C 10 43 21.71 -22 44 34.2 c 474
2003-05-06 10:37:10 C 10 43 19.88 -22 44 28.7 c 474
2003-05-06 10:38:09 C 10 43 18.35 -22 44 23.8 c 474
2003-05-07 11:48:56 C 10 10 47.72 -20 51 26.9 e 428
2003-05-08 11:15:59 C 09 46 43.34 -19 06 55.0 c 474
2003-05-08 11:19:54 C 09 46 39.53 -19 06 39.2 c 474
2003-05-11 03:34:22 C 09 01 48.41 -15 25 28.3 c 926
2003-05-11 03:35:09 C 09 01 47.96 -15 25 25.7 c 926
2003-05-11 03:35:54 C 09 01 47.55 -15 25 23.1 c 926