2009 SF2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4474569238 ± 1.92e-05
Semi-major axis (a)2.2522698517 AU ± 1.05e-04
Inclination (i)6.40011186° ± 2.16e-04
Long. of Asc. Node (Ω)333.96560241° ± 5.57e-04
Arg. of Perihelion (ω)60.60600912° ± 1.20e-03
Mean Anomaly (M)272.69326410° ± 1.19e-01
Mean Motion (n)0.2915960528°/day ± 2.03e-05
Perihelion dist (q)1.24447611 AU ± 7.22e-05
Aphelion dist (Q)3.26006359 AU ± 1.57e-04
Orbital Period3.38010845 yr ± 2.36e-04
Physical Parameters
H (abs. magnitude)20.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.490″
Uncertainty3
Orbit TypeAmor
MOID0.269536 AU
Observations Used70
Oppositions1
Arc Total2009-2009
First Observation Used2009-09-18
Last Observation Used2009-12-05
Observations (72)
Date Type RA Dec Mag Band Observatory
2009-10-20 06:14:11 C 02 42 15.11 +41 23 32.6 u H45
2009-10-20 06:17:51 C 02 42 15.32 +41 23 36.0 u H45
2009-10-24 08:34:09 C 02 47 14.54 +42 51 32.8 u H45
2009-10-24 08:36:19 C 02 47 14.67 +42 51 34.4 u H45
2009-10-24 08:38:11 C 02 47 14.72 +42 51 35.5 u H45
2009-10-24 08:40:37 C 02 47 14.81 +42 51 38.3 u H45
2009-10-24 08:42:59 C 02 47 14.92 +42 51 40.1 u H45
2009-10-24 08:44:50 C 02 47 15.04 +42 51 41.2 u H45
2009-11-06 04:33:36 C 03 00 50.91 +45 45 27.8 o H21
2009-11-06 04:44:58 C 03 00 51.30 +45 45 31.2 o H21
2009-11-06 04:50:05 C 03 00 51.48 +45 45 32.4 o H21
2009-11-20 06:42:59 C 03 13 13.63 +45 57 40.1 o H21
2009-11-20 06:49:48 C 03 13 13.81 +45 57 38.6 o H21
2009-11-20 07:06:23 C 03 13 14.27 +45 57 34.6 o H21
2009-11-22 06:00:38 C 03 14 56.83 +45 46 22.5 r 932
2009-11-22 06:11:05 C 03 14 57.11 +45 46 19.1 r 932
2009-11-22 07:18:52 C 03 15 00.19 +45 46 08.0 r 703
2009-11-22 07:26:41 C 03 15 00.34 +45 46 06.3 r 703
2009-11-22 07:34:26 C 03 15 00.61 +45 46 06.1 r 703
2009-12-05 04:35:07 C 03 27 23.63 +43 37 58.4 o H21
2009-12-05 04:41:54 C 03 27 23.84 +43 37 55.2 o H21
2009-12-05 04:48:39 C 03 27 24.06 +43 37 51.9 o H21