2008 WM61

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3335473125 ± 1.12e-08
Semi-major axis (a)1.4823543326 AU ± 6.96e-09
Inclination (i)2.51494311° ± 3.20e-06
Long. of Asc. Node (Ω)239.38239218° ± 7.75e-06
Arg. of Perihelion (ω)199.86011410° ± 2.14e-05
Mean Anomaly (M)145.16208369° ± 1.35e-05
Mean Motion (n)0.5461151638°/day ± 3.85e-09
Perihelion dist (q)0.98791903 AU ± 1.73e-08
Aphelion dist (Q)1.97678964 AU ± 1.90e-08
Orbital Period1.80479567 yr ± 1.27e-08
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.295″
Uncertainty0
Orbit TypeApollo
MOID0.008468 AU
Observations Used72
Oppositions4
Arc Total2008-2017
First Observation Used2008-11-24
Last Observation Used2017-11-25
Observations (75)
Date Type RA Dec Mag Band Observatory
2008-12-05 09:15:48 C 09 38 37.76 -18 15 50.0 o H55
2008-12-05 09:29:38 C 09 38 43.38 -18 15 52.6 o H55
2008-12-07 09:49:31 C 09 58 13.50 -18 13 36.4 o H55
2008-12-07 10:04:32 C 09 58 17.29 -18 13 35.8 o H55
2008-12-07 10:18:55 C 09 58 20.91 -18 13 35.1 o H55
2017-11-24 03:21:32 C 00 16 17.89 +01 11 21.5 U G96
2017-11-24 03:29:01 C 00 16 19.49 +01 10 50.3 U G96
2017-11-24 03:36:33 C 00 16 21.09 +01 10 19.2 U G96
2017-11-24 03:44:04 C 00 16 22.69 +01 09 48.3 U G96
2017-11-24 05:45:53 C 00 16 49.67 +01 01 19.3 U G96
2017-11-24 05:46:28 C 00 16 49.83 +01 01 17.2 U G96
2017-11-24 05:47:03 C 00 16 49.95 +01 01 14.6 U G96
2017-11-24 05:47:39 C 00 16 50.06 +01 01 12.1 U G96
2017-11-24 05:48:17 C 00 16 50.25 +01 01 09.4 U G96
2017-11-24 05:48:52 C 00 16 50.37 +01 01 07.0 U G96
2017-11-24 05:49:27 C 00 16 50.51 +01 01 04.7 U G96
2017-11-24 05:50:02 C 00 16 50.65 +01 01 02.3 U G96
2017-11-24 06:22:41 C 00 16 58.58 +00 58 46.8 o 291
2017-11-24 06:23:40 C 00 16 58.83 +00 58 42.8 o 291
2017-11-24 06:24:36 C 00 16 59.10 +00 58 38.6 o 291
2017-11-24 18:21:13 C 00 21 15.32 +00 03 58.9 U J95
2017-11-24 18:25:51 C 00 21 16.67 +00 03 36.5 U J95
2017-11-25 03:20:05 C 00 24 23.45 -00 38 07.6 U G96
2017-11-25 03:27:36 C 00 24 25.54 -00 38 45.8 U G96
2017-11-25 03:35:05 C 00 24 27.64 -00 39 23.7 U G96