2011 SF173

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5799031415 ± 3.78e-05
Semi-major axis (a)3.0589740465 AU ± 2.81e-04
Inclination (i)22.57001279° ± 9.41e-04
Long. of Asc. Node (Ω)25.92167012° ± 2.74e-04
Arg. of Perihelion (ω)332.34264887° ± 3.42e-04
Mean Anomaly (M)236.64618315° ± 1.35e-01
Mean Motion (n)0.1842250096°/day ± 2.54e-05
Perihelion dist (q)1.28506539 AU ± 1.65e-04
Aphelion dist (Q)4.83288271 AU ± 4.59e-04
Orbital Period5.35012204 yr ± 7.38e-04
Physical Parameters
H (abs. magnitude)22.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.197″
Uncertainty3
Orbit TypeAmor
MOID0.315277 AU
Observations Used23
Oppositions1
Arc Total2011-2011
First Observation Used2011-09-24
Last Observation Used2011-10-31
Observations (23)
Date Type RA Dec Mag Band Observatory
2011-09-24 11:43:01 C 03 20 59.509 +00 56 07.44 L F51
2011-09-24 12:04:00 C 03 20 59.114 +00 56 56.32 L F51
2011-09-24 12:24:57 C 03 20 58.716 +00 57 45.44 L F51
2011-09-24 12:45:57 C 03 20 58.318 +00 58 34.81 L F51
2011-09-25 11:39:03 C 03 20 37.30 +01 52 21.1 o 291
2011-09-25 11:44:28 C 03 20 37.21 +01 52 34.9 o 291
2011-09-25 11:51:27 C 03 20 36.98 +01 52 50.6 o 291
2011-09-29 07:03:43 C 03 18 36.30 +05 32 57.5 o H01
2011-09-29 07:14:15 C 03 18 35.96 +05 33 23.4 o H01
2011-09-29 07:29:34 C 03 18 35.46 +05 34 01.2 o H01
2011-09-29 07:41:10 C 03 18 35.09 +05 34 29.7 o H01
2011-09-29 07:59:15 C 03 18 34.06 +05 35 12.4 o H21
2011-09-29 08:17:40 C 03 18 33.45 +05 35 57.6 o H21
2011-09-29 08:38:05 C 03 18 32.76 +05 36 47.8 o H21
2011-10-01 08:56:29 C 03 17 00.80 +07 36 21.8 o H21
2011-10-01 09:14:22 C 03 17 00.10 +07 37 06.1 o H21
2011-10-01 09:32:37 C 03 16 59.37 +07 37 51.9 o H21
2011-10-19 09:23:36 C 02 50 47.05 +25 05 31.4 o 291
2011-10-19 09:26:16 C 02 50 46.82 +25 05 37.5 o 291
2011-10-19 09:28:57 C 02 50 46.56 +25 05 43.5 o 291
2011-10-31 04:30:24 C 02 26 07.31 +33 42 09.9 o 291
2011-10-31 04:33:35 C 02 26 07.06 +33 42 14.7 o 291
2011-10-31 04:36:51 C 02 26 06.73 +33 42 18.9 o 291