2009 FW4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5682668060 ± 2.00e+00
Semi-major axis (a)1.8625265682 AU ± 3.00e+00
Inclination (i)3.27326681° ± 4.00e+00
Long. of Asc. Node (Ω)3.24106182° ± 5.00e+00
Arg. of Perihelion (ω)111.49615698° ± 6.00e+00
Mean Anomaly (M)218.40283830° ± 9.92e-01
Mean Motion (n)0.3877231000°/day ± 9.37e-01
Perihelion dist (q)0.80410990 AU ± 3.94e+00
Aphelion dist (Q)2.92110730 AU ± 6.00e+00
Orbital Period2.54204020 yr ± 6.14e+00
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.616″
Uncertainty3
Orbit TypeApollo
MOID0.006425 AU
Observations Used66
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-04-01
Observations (66)
Date Type RA Dec Mag Band Observatory
2009-03-21 02:28:38 C 13 08 42.43 -02 02 00.7 v 204
2009-03-21 02:31:39 C 13 08 41.19 -02 02 19.4 v 204
2009-03-24 07:14:47 C 12 53 05.99 -06 26 24.0 19.9 c 704
2009-03-24 07:32:34 C 12 53 03.26 -06 26 58.8 19.2 c 704
2009-03-24 07:50:04 C 12 53 00.55 -06 27 32.1 19.5 c 704
2009-03-24 08:07:35 C 12 52 57.87 -06 28 05.2 19.5 c 704
2009-03-25 15:52:33 C 12 49 48.05 -07 18 42.4 o 300
2009-03-25 16:06:34 C 12 49 46.48 -07 19 00.4 o 300
2009-03-25 16:13:34 C 12 49 45.59 -07 19 09.0 o 300
2009-03-30 06:42:20 C 12 43 31.81 -08 52 30.0 o H55
2009-03-30 06:48:29 C 12 43 31.42 -08 52 33.8 o H55
2009-03-30 06:55:10 C 12 43 31.10 -08 52 36.4 o H55
2009-04-01 06:56:13 C 12 41 59.38 -09 13 50.0 r G96
2009-04-01 07:15:12 C 12 41 58.52 -09 13 57.1 r G96
2009-04-01 07:33:57 C 12 41 57.62 -09 14 04.4 r G96
2009-04-01 07:52:51 C 12 41 56.79 -09 14 11.4 r G96