2011 WH5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4528371364 ± 2.00e+00
Semi-major axis (a)2.3156822125 AU ± 3.00e+00
Inclination (i)9.75494996° ± 4.00e+00
Long. of Asc. Node (Ω)238.51788469° ± 5.00e+00
Arg. of Perihelion (ω)181.38977075° ± 6.00e+00
Mean Anomaly (M)350.39959527° ± 7.79e-01
Mean Motion (n)0.2796954400°/day ± 5.44e-01
Perihelion dist (q)1.26705470 AU ± 4.91e+00
Aphelion dist (Q)3.36431150 AU ± 6.36e+00
Orbital Period3.52386040 yr ± 6.85e+00
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.142″
Uncertainty3
Orbit TypeAmor
MOID0.278123 AU
Observations Used12
Oppositions1
Arc Total2011-2011
First Observation Used
Last Observation Used2011-11-18
Observations (12)
Date Type RA Dec Mag Band Observatory
2011-11-17 08:12:54 C 04 07 29.96 +22 32 08.4 r G96
2011-11-17 08:21:59 C 04 07 30.36 +22 31 55.2 r G96
2011-11-17 08:31:11 C 04 07 30.75 +22 31 41.9 r G96
2011-11-17 08:40:24 C 04 07 31.18 +22 31 28.3 r G96
2011-11-18 05:09:30 C 04 08 35.62 +22 01 20.5 o H01
2011-11-18 05:18:42 C 04 08 36.03 +22 01 07.2 o H01
2011-11-18 05:30:23 C 04 08 36.54 +22 00 50.3 o H01
2011-11-18 05:39:14 C 04 08 36.93 +22 00 37.4 o H01
2011-11-18 06:08:09 C 04 08 37.57 +21 59 52.8 t H21
2011-11-18 06:16:40 C 04 08 37.91 +21 59 40.4 t H21
2011-11-18 06:26:03 C 04 08 38.34 +21 59 26.8 t H21
2011-11-18 06:36:08 C 04 08 38.77 +21 59 11.6 t H21