2011 ON24

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1752487328 ± 6.55e-08
Semi-major axis (a)1.2435193375 AU ± 2.26e-08
Inclination (i)13.98904682° ± 8.36e-06
Long. of Asc. Node (Ω)121.85992661° ± 8.21e-06
Arg. of Perihelion (ω)279.92633965° ± 4.76e-05
Mean Anomaly (M)42.76433929° ± 1.40e-04
Mean Motion (n)0.7107771560°/day ± 1.94e-08
Perihelion dist (q)1.02559415 AU ± 8.36e-08
Aphelion dist (Q)1.46144453 AU ± 8.57e-08
Orbital Period1.38668818 yr ± 3.79e-08
Physical Parameters
H (abs. magnitude)23.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.149″
Uncertainty0
Orbit TypeAmor
MOID0.151661 AU
Observations Used26
Oppositions1
Arc Total2011-2015
First Observation Used2011-07-27
Last Observation Used2015-05-22
Observations (26)
Date Type RA Dec Mag Band Observatory
2011-07-27 11:17:20 C 21 39 41.573 -21 11 55.71 L F51
2011-07-27 11:38:30 C 21 39 41.652 -21 12 55.15 L F51
2011-07-27 11:59:39 C 21 39 41.745 -21 13 54.46 L F51
2011-07-28 10:33:36 C 21 40 03.88 -22 18 03.7 o F65
2011-07-28 10:35:08 C 21 40 03.89 -22 18 08.2 o F65
2011-07-28 10:36:44 C 21 40 03.88 -22 18 12.6 o F65
2011-07-28 10:38:17 C 21 40 03.89 -22 18 17.1 o F65
2011-07-28 10:39:49 C 21 40 03.89 -22 18 21.7 o F65
2011-07-28 10:41:25 C 21 40 03.89 -22 18 26.3 o F65
2011-07-28 10:43:01 C 21 40 03.91 -22 18 30.8 o F65
2011-07-28 10:44:31 C 21 40 03.90 -22 18 35.2 o F65
2011-07-28 10:46:07 C 21 40 03.91 -22 18 40.0 o F65
2011-08-02 06:31:08 C 21 41 31.50 -28 15 01.9 r H21
2011-08-02 06:42:54 C 21 41 31.53 -28 15 40.4 r H21
2011-08-02 06:45:13 C 21 41 31.53 -28 15 47.9 r H21
2011-08-02 06:54:26 C 21 41 31.52 -28 16 17.8 r H21
2011-08-22 02:39:20 C 21 44 23.52 -55 13 35.8 o 807
2011-08-22 02:47:56 C 21 44 23.37 -55 14 03.0 o 807
2011-08-22 02:56:15 C 21 44 23.28 -55 14 28.4 o 807
2012-02-13 07:34:45 C 05 32 36.965 +29 49 21.43 t 568
2012-02-13 07:56:28 C 05 32 39.239 +29 49 51.08 t 568
2015-04-28 13:44:11 C 15 57 22.250 +20 07 28.11 t 568
2015-04-28 13:58:47 C 15 57 21.253 +20 07 34.86 t 568
2015-04-28 14:13:30 C 15 57 20.247 +20 07 42.14 t 568
2015-05-22 12:11:55 C 15 12 52.640 +21 02 16.99 t 568
2015-05-22 12:27:42 C 15 12 51.341 +21 02 11.47 t 568