217628 Lugh (1990 HA)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7117285014 ± 2.09e-08
Semi-major axis (a)2.5267042993 AU ± 7.49e-09
Inclination (i)4.43992510° ± 2.51e-06
Long. of Asc. Node (Ω)177.72683687° ± 3.85e-05
Arg. of Perihelion (ω)316.19293222° ± 3.91e-05
Mean Anomaly (M)258.61856507° ± 1.22e-06
Mean Motion (n)0.2454034405°/day ± 1.09e-09
Perihelion dist (q)0.72837683 AU ± 5.29e-08
Aphelion dist (Q)4.32503176 AU ± 5.43e-08
Orbital Period4.01635071 yr ± 1.78e-08
Physical Parameters
H (abs. magnitude)16.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.225″
Uncertainty0
Orbit TypeApollo
MOID0.033952 AU
Observations Used473
Oppositions47
Arc Total1960-2022
First Observation Used1960-09-24
Last Observation Used2022-12-04
Observations (506)
Date Type RA Dec Mag Band Observatory
2022-11-24 00:33:08 C 10 24 02.892 -22 11 59.93 V M22
2022-11-24 00:53:39 C 10 24 19.651 -22 12 55.84 V M22
2022-11-24 01:13:18 C 10 24 35.635 -22 13 49.33 V M22
2022-12-04 07:49:27 C 12 55 06.463 -25 32 49.88 V W68
2022-12-04 07:57:15 C 12 55 09.619 -25 32 48.41 V W68
2022-12-04 08:23:34 C 12 55 20.100 -25 32 44.99 V W68