2009 WD7

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5935782235
Semi-major axis (a)2.4177297969 AU
Inclination (i)1.07765836°
Long. of Asc. Node (Ω)273.88225843°
Arg. of Perihelion (ω)105.15772275°
Mean Anomaly (M)104.27319230°
Mean Motion (n)0.2621570400°/day
Perihelion dist (q)0.98263180 AU
Aphelion dist (Q)3.85305720 AU
Orbital Period3.75960790 yr
Physical Parameters
H (abs. magnitude)25.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.253″
Uncertainty
Orbit TypeApollo
MOID0.016151 AU
Observations Used24
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-11-23
Observations (24)
Date Type RA Dec Mag Band Observatory
2009-11-19 08:54:24 C 03 38 26.88 +28 28 32.3 r G96
2009-11-19 09:02:51 C 03 38 29.83 +28 28 25.2 r G96
2009-11-19 09:11:15 C 03 38 32.78 +28 28 18.6 r G96
2009-11-19 09:19:47 C 03 38 35.70 +28 28 11.2 r G96
2009-11-19 09:57:16 C 03 38 48.80 +28 27 39.3 r G96
2009-11-19 09:58:05 C 03 38 49.09 +28 27 38.1 r G96
2009-11-19 09:58:53 C 03 38 49.34 +28 27 37.8 r G96
2009-11-19 09:59:43 C 03 38 49.63 +28 27 36.5 r G96
2009-11-19 10:18:08 C 03 38 56.11 +28 27 20.7 r G96
2009-11-19 10:18:57 C 03 38 56.36 +28 27 20.2 r G96
2009-11-19 10:19:47 C 03 38 56.68 +28 27 19.1 r G96
2009-11-19 10:20:35 C 03 38 56.97 +28 27 18.7 r G96
2009-11-19 22:09:40 C 03 43 18.23 +28 18 15.1 o B21
2009-11-19 22:16:57 C 03 43 20.60 +28 18 09.9 o B21
2009-11-19 22:24:12 C 03 43 22.97 +28 18 05.5 o B21
2009-11-20 08:10:56 C 03 46 38.76 +28 11 12.1 o H01
2009-11-20 08:16:12 C 03 46 40.35 +28 11 07.8 o H01
2009-11-20 08:22:12 C 03 46 42.18 +28 11 02.9 o H01
2009-11-20 08:30:04 C 03 46 44.55 +28 10 56.5 o H01
2009-11-22 05:38:22 C 03 59 58.72 +27 37 50.5 o H21
2009-11-22 05:52:45 C 04 00 02.12 +27 37 40.0 o H21
2009-11-22 06:07:00 C 04 00 05.50 +27 37 29.8 o H21
2009-11-23 05:18:55 C 04 05 48.58 +27 21 24.1 o 691
2009-11-23 05:44:32 C 04 05 53.95 +27 21 08.3 o 691