2011 FS9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0524878341 ± 3.28e-06
Semi-major axis (a)1.0377915853 AU ± 3.60e-06
Inclination (i)8.27182315° ± 5.55e-04
Long. of Asc. Node (Ω)156.28377100° ± 5.36e-04
Arg. of Perihelion (ω)336.21246985° ± 1.20e-03
Mean Anomaly (M)1.85828143° ± 2.71e-02
Mean Motion (n)0.9322814838°/day ± 4.85e-06
Perihelion dist (q)0.98332015 AU ± 4.82e-06
Aphelion dist (Q)1.09226302 AU ± 5.10e-06
Orbital Period1.05721963 yr ± 5.50e-06
Physical Parameters
H (abs. magnitude)23.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.270″
Uncertainty2
Orbit TypeApollo
MOID0.002388 AU
Observations Used24
Oppositions1
Arc Total2011-2011
First Observation Used2011-03-25
Last Observation Used2011-05-24
Observations (24)
Date Type RA Dec Mag Band Observatory
2011-03-25 09:49:07 C 17 59 30.98 +40 31 21.9 r G96
2011-03-25 09:59:15 C 17 59 31.38 +40 31 41.2 r G96
2011-03-25 10:09:18 C 17 59 31.63 +40 32 00.0 r G96
2011-03-25 10:26:31 C 17 59 32.13 +40 32 32.3 r G96
2011-03-25 10:37:19 C 17 59 32.40 +40 32 52.1 r G96
2011-03-25 10:48:14 C 17 59 32.73 +40 33 11.3 r G96
2011-03-25 10:59:15 C 17 59 32.94 +40 33 32.0 r G96
2011-03-26 11:20:57 C 18 00 48.92 +41 13 13.7 r G96
2011-03-26 11:29:38 C 18 00 49.06 +41 13 28.2 r G96
2011-03-26 11:38:20 C 18 00 49.24 +41 13 42.8 r G96
2011-03-26 11:47:05 C 18 00 49.42 +41 13 57.6 r G96
2011-03-27 11:18:24 C 18 02 00.81 +41 50 20.1 r G96
2011-03-27 11:30:29 C 18 02 01.06 +41 50 39.6 r G96
2011-03-27 11:42:24 C 18 02 01.24 +41 50 59.1 r G96
2011-03-27 11:54:33 C 18 02 01.50 +41 51 18.6 r G96
2011-03-28 11:40:11 C 18 03 09.86 +42 26 21.6 r G96
2011-03-28 11:44:30 C 18 03 09.86 +42 26 28.2 r G96
2011-03-28 11:48:51 C 18 03 09.90 +42 26 35.1 r G96
2011-03-28 11:53:13 C 18 03 09.97 +42 26 41.8 r G96
2011-04-23 14:03:47 C 18 15 45.777 +51 41 53.14 V T12
2011-04-23 14:08:20 C 18 15 45.624 +51 41 55.66 V T12
2011-05-24 12:32:00 C 17 52 36.780 +54 19 04.06 U T12
2011-05-24 12:35:23 C 17 52 36.525 +54 19 03.43 U T12
2011-05-24 12:38:45 C 17 52 36.228 +54 19 02.94 U T12