2015 HO522

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2015-04-21 (JD 2457133.5)
Eccentricity (e)0.5367803609 ± 2.75e-03
Semi-major axis (a)1.7288280525 AU ± 8.71e-03
Inclination (i)2.31079113° ± 9.94e-03
Long. of Asc. Node (Ω)17.65711933° ± 2.84e-03
Arg. of Perihelion (ω)119.31148386° ± 6.38e-03
Mean Anomaly (M)23.66819639° ± 2.07e-01
Mean Motion (n)0.4335953088°/day ± 3.28e-03
Perihelion dist (q)0.80082711 AU ± 6.24e-03
Aphelion dist (Q)2.65682900 AU ± 1.42e-02
Orbital Period2.27314794 yr ± 1.72e-02
Physical Parameters
H (abs. magnitude)25.22
Orbit Solution
SourceIAA
Solution Date2026-07-08
RMS Residual0.178″
Uncertainty3
Orbit TypeApollo
MOID0.002967 AU
Observations Used11
Oppositions1
Arc Total2015-2015
First Observation Used2015-04-18
Last Observation Used2015-04-25
Observations (12)
Date Type RA Dec Mag Band Observatory
2015-04-18 11:53:21 C 15 26 40.943 -27 00 37.32 L F51
2015-04-18 12:08:44 C 15 26 34.347 -27 00 10.67 L F51
2015-04-18 12:24:02 C 15 26 27.670 -26 59 43.34 L F51
2015-04-18 12:39:24 C 15 26 21.168 -26 59 16.79 L F51
2015-04-20 11:38:11 C 15 11 26.096 -25 48 14.09 L F51
2015-04-20 11:55:07 C 15 11 21.062 -25 47 51.61 L F51
2015-04-20 12:10:37 C 15 11 16.500 -25 47 30.92 L F51
2015-04-20 12:25:57 C 15 11 11.982 -25 47 10.38 L F51
2015-04-24 10:44:22 C 14 53 06.347 -24 08 43.30 V F51
2015-04-24 11:00:09 C 14 53 03.723 -24 08 30.39 V F51
2015-04-24 11:15:57 C 14 53 01.142 -24 08 17.48 V F51
2015-04-25 10:30:34 C 14 49 56.924 -23 49 53.78 V F51