2019 HF4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3817944000
Semi-major axis (a)1.5966841000 AU
Inclination (i)3.84351000°
Long. of Asc. Node (Ω)34.32660000°
Arg. of Perihelion (ω)153.60770000°
Mean Anomaly (M)107.77971000°
Mean Motion (n)0.4885123700°/day
Perihelion dist (q)0.98707910 AU
Aphelion dist (Q)2.20628910 AU
Orbital Period2.01756950 yr
Physical Parameters
H (abs. magnitude)27.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.720″
Uncertainty7
Orbit TypeApollo
MOID0.005563 AU
Observations Used10
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-04-25
Observations (10)
Date Type RA Dec Mag Band Observatory
2019-04-23 05:28:04 C 12 30 24.62 +17 28 52.6 U I41
2019-04-23 05:28:34 C 12 30 25.92 +17 28 30.7 U I41
2019-04-24 07:01:57 C 13 42 08.17 -02 28 22.6 U I41
2019-04-24 07:02:26 C 13 42 09.26 -02 28 41.2 U I41
2019-04-24 08:28:35 C 13 45 12.56 -03 27 08.6 U I41
2019-04-24 08:29:04 C 13 45 13.60 -03 27 28.9 U I41
2019-04-24 08:40:47 C 13 46 18.002 -03 32 10.44 V F51
2019-04-24 09:21:19 C 13 47 41.751 -03 59 12.86 V F51
2019-04-25 08:58:02 C 14 33 19.59 -16 38 08.0 U I41
2019-04-25 08:58:32 C 14 33 20.25 -16 38 19.9 U I41