877877 (2011 HS60)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4258143195 ± 1.81e-07
Semi-major axis (a)1.1093135777 AU ± 3.16e-09
Inclination (i)15.74830526° ± 1.95e-05
Long. of Asc. Node (Ω)59.04573148° ± 2.34e-05
Arg. of Perihelion (ω)306.67131828° ± 3.96e-05
Mean Anomaly (M)56.39455024° ± 6.36e-05
Mean Motion (n)0.8435887573°/day ± 3.60e-09
Perihelion dist (q)0.63695197 AU ± 2.01e-07
Aphelion dist (Q)1.58167518 AU ± 2.01e-07
Orbital Period1.16837295 yr ± 4.98e-09
Physical Parameters
H (abs. magnitude)21.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.356″
Uncertainty0
Orbit TypeApollo
MOID0.093559 AU
Observations Used103
Oppositions2
Arc Total2011-2025
First Observation Used2011-04-30
Last Observation Used2025-06-18
Observations (105)
Date Type RA Dec Mag Band Observatory
2025-05-22 16:48:52 C 13 00 43.534 +04 24 38.43 W O18
2025-06-18 03:55:17 C 12 11 15.479 -03 40 38.60 V V00
2025-06-18 04:03:21 C 12 11 15.126 -03 40 45.59 V V00
2025-06-18 04:11:24 C 12 11 14.784 -03 40 52.61 V V00
2025-06-18 04:19:26 C 12 11 14.428 -03 40 59.59 V V00