IAA RAS IAA Minor Planet Database

2011 SP26

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5894336000
Semi-major axis (a)2.4400400000 AU
Inclination (i)7.04287000°
Long. of Asc. Node (Ω)328.46083000°
Arg. of Perihelion (ω)343.49969000°
Mean Anomaly (M)267.83241000°
Mean Motion (n)0.2585881700°/day
Perihelion dist (q)1.00179840 AU
Aphelion dist (Q)3.87828160 AU
Orbital Period3.81149560 yr
Physical Parameters
H (abs. magnitude)23.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.260″
Uncertainty6
Orbit TypeAmor
MOID0.002882 AU
Observations Used22
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2011-09-30
Observations (22)
Date Type RA Dec Mag Band Observatory
2011-09-20 12:29:40 C 23 58 25.551 +28 58 06.50 – L F51
2011-09-20 12:46:23 C 23 58 26.075 +28 58 03.40 – L F51
2011-09-20 13:05:49 C 23 58 26.670 +28 57 59.38 – L F51
2011-09-20 13:24:09 C 23 58 27.226 +28 57 55.88 – L F51
2011-09-21 11:55:58 C 23 59 26.488 +28 54 40.85 – o 568
2011-09-21 13:24:46 C 23 59 28.910 +28 54 20.92 – o 568
2011-09-23 07:39:28 C 00 01 10.84 +28 46 15.6 – o F65
2011-09-23 07:44:51 C 00 01 10.94 +28 46 14.7 – o F65
2011-09-23 07:50:13 C 00 01 11.06 +28 46 13.9 – o F65
2011-09-23 10:27:48 C 00 01 12.10 +28 45 27.3 – o 291
2011-09-23 10:33:45 C 00 01 12.32 +28 45 25.0 – o 291
2011-09-23 10:39:38 C 00 01 12.46 +28 45 24.3 – o 291
2011-09-29 04:05:50 C 00 05 16.48 +28 06 20.3 – o H21
2011-09-29 04:23:58 C 00 05 16.76 +28 06 14.3 – o H21
2011-09-29 04:41:49 C 00 05 17.01 +28 06 08.4 – o H21
2011-09-29 06:44:10 C 00 05 19.50 +28 05 31.3 – o H01
2011-09-29 06:57:14 C 00 05 19.67 +28 05 26.7 – o H01
2011-09-29 07:09:12 C 00 05 19.83 +28 05 22.6 – o H01
2011-09-29 07:16:14 C 00 05 19.92 +28 05 20.2 – o H01
2011-09-30 08:14:43 C 00 05 55.24 +27 56 40.3 – o 291
2011-09-30 08:29:13 C 00 05 55.49 +27 56 35.0 – o 291
2011-09-30 08:44:52 C 00 05 55.66 +27 56 29.1 – o 291