2025 HW1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6066745884 ± 1.74e-04
Semi-major axis (a)1.3833264436 AU ± 4.12e-04
Inclination (i)1.16012247° ± 3.37e-04
Long. of Asc. Node (Ω)43.70111633° ± 1.14e-04
Arg. of Perihelion (ω)277.55663944° ± 5.94e-04
Mean Anomaly (M)92.71176358° ± 3.63e-02
Mean Motion (n)0.6057944046°/day ± 2.71e-04
Perihelion dist (q)0.54409744 AU ± 2.90e-04
Aphelion dist (Q)2.22255544 AU ± 7.05e-04
Orbital Period1.62699800 yr ± 7.27e-04
Physical Parameters
H (abs. magnitude)25.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.176″
Uncertainty2
Orbit TypeApollo
MOID0.001784 AU
Observations Used49
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-22
Last Observation Used2025-04-28
Observations (52)
Date Type RA Dec Mag Band Observatory
2025-04-28 11:10:11 C 19 33 28.934 -09 47 16.44 V U52
2025-04-28 11:11:36 C 19 33 45.502 -09 46 22.33 V U52