2011 SF25

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5715496106 ± 2.74e-08
Semi-major axis (a)2.4475086061 AU ± 8.38e-08
Inclination (i)9.29856970° ± 5.71e-06
Long. of Asc. Node (Ω)348.44925101° ± 1.45e-05
Arg. of Perihelion (ω)50.33323386° ± 2.49e-05
Mean Anomaly (M)241.21296812° ± 7.12e-05
Mean Motion (n)0.2574103083°/day ± 1.32e-08
Perihelion dist (q)1.04863602 AU ± 7.60e-08
Aphelion dist (Q)3.84638120 AU ± 1.48e-07
Orbital Period3.82900860 yr ± 1.97e-07
Physical Parameters
H (abs. magnitude)21.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.273″
Uncertainty0
Orbit TypeAmor
MOID0.110591 AU
Observations Used120
Oppositions4
Arc Total2011-2016
First Observation Used2011-09-20
Last Observation Used2016-02-09
Observations (126)
Date Type RA Dec Mag Band Observatory
2011-10-08 08:02:19 C 03 45 55.59 +58 05 38.9 t H21
2011-10-09 07:45:20 C 03 58 18.78 +59 22 27.8 o H21
2011-10-09 07:49:45 C 03 58 21.03 +59 22 41.3 o H21
2011-10-09 07:54:40 C 03 58 23.50 +59 22 56.5 o H21
2011-10-30 07:48:36 C 08 10 43.79 +64 11 55.7 t H21
2011-10-30 07:54:58 C 08 10 45.46 +64 11 50.8 t H21
2011-10-30 08:02:54 C 08 10 47.76 +64 11 45.5 t H21
2011-10-30 08:10:50 C 08 10 49.91 +64 11 40.4 t H21
2011-11-28 08:23:40 C 09 25 16.36 +56 15 06.4 o 291
2011-11-28 08:29:53 C 09 25 16.34 +56 15 03.6 o 291
2011-11-28 08:36:03 C 09 25 16.24 +56 15 01.1 o 291
2012-01-03 12:42:43 C 08 20 34.12 +48 39 11.0 o 291
2012-01-03 12:46:01 C 08 20 33.82 +48 39 07.7 o 291
2012-01-03 12:49:21 C 08 20 33.53 +48 39 05.7 o 291
2012-01-04 10:49:20 C 08 18 24.64 +48 22 29.0 o 291
2012-01-04 10:53:22 C 08 18 24.23 +48 22 26.2 o 291
2012-01-04 10:57:22 C 08 18 23.82 +48 22 23.1 o 291
2012-01-30 03:43:48 C 07 37 02.29 +39 38 55.1 u H21
2012-01-30 04:04:07 C 07 37 01.57 +39 38 38.3 u H21
2012-01-30 04:30:47 C 07 37 00.60 +39 38 16.4 u H21
2016-02-05 13:48:17 C 10 50 42.491 +14 13 43.60 t 568
2016-02-05 14:00:55 C 10 50 41.684 +14 13 45.65 t 568
2016-02-05 14:14:10 C 10 50 40.847 +14 13 47.71 t 568
2016-02-09 11:39:44 C 10 44 47.923 +14 29 03.63 t 568
2016-02-09 11:52:23 C 10 44 47.089 +14 29 05.78 t 568
2016-02-09 12:06:14 C 10 44 46.188 +14 29 07.92 t 568