2011 OR15

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4430026746 ± 3.61e-08
Semi-major axis (a)1.6555630518 AU ± 3.74e-08
Inclination (i)5.01277079° ± 6.56e-06
Long. of Asc. Node (Ω)146.07760213° ± 2.16e-05
Arg. of Perihelion (ω)251.11904600° ± 2.28e-05
Mean Anomaly (M)224.74248818° ± 8.27e-05
Mean Motion (n)0.4626938084°/day ± 1.57e-08
Perihelion dist (q)0.92214419 AU ± 6.33e-08
Aphelion dist (Q)2.38898191 AU ± 8.05e-08
Orbital Period2.13019121 yr ± 7.22e-08
Physical Parameters
H (abs. magnitude)21.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.238″
Uncertainty0
Orbit TypeApollo
MOID0.038753 AU
Observations Used77
Oppositions2
Arc Total2011-2014
First Observation Used2011-07-26
Last Observation Used2014-02-22
Observations (78)
Date Type RA Dec Mag Band Observatory
2011-07-26 13:58:21 C 23 29 55.610 +00 46 43.66 L F51
2011-07-26 14:06:50 C 23 29 56.874 +00 46 48.38 L F51
2011-07-26 14:15:19 C 23 29 58.222 +00 46 53.64 L F51
2011-07-26 14:23:47 C 23 29 59.396 +00 46 58.05 L F51
2011-07-28 10:50:25 C 23 37 06.79 +01 12 23.9 o F65
2011-07-28 10:52:18 C 23 37 07.10 +01 12 25.0 o F65
2011-07-28 10:54:10 C 23 37 07.40 +01 12 26.4 o F65
2011-07-28 10:56:04 C 23 37 07.69 +01 12 27.2 o F65
2011-07-28 10:57:55 C 23 37 07.98 +01 12 28.4 o F65
2011-07-28 10:59:45 C 23 37 08.28 +01 12 29.4 o F65
2011-07-28 11:01:35 C 23 37 08.56 +01 12 30.6 o F65
2011-07-28 11:03:29 C 23 37 08.87 +01 12 31.6 o F65
2011-07-28 11:05:19 C 23 37 09.16 +01 12 32.7 o F65
2011-07-29 07:34:28 C 23 40 34.34 +01 24 21.7 r H21
2011-07-29 07:38:30 C 23 40 35.01 +01 24 23.9 r H21
2011-07-29 07:46:38 C 23 40 36.33 +01 24 29.2 r H21
2011-07-29 07:59:29 C 23 40 38.45 +01 24 36.6 r H21
2011-07-29 08:11:52 C 23 40 40.47 +01 24 44.0 r H21
2011-07-30 00:02:38 C 23 43 24.44 +01 34 02.7 v 204
2011-07-30 00:22:52 C 23 43 27.90 +01 34 14.8 v 204
2011-07-30 00:42:49 C 23 43 31.26 +01 34 26.9 v 204
2011-08-01 08:38:30 C 23 53 40.83 +02 08 17.0 o H21
2011-08-01 08:49:26 C 23 53 42.84 +02 08 23.8 o H21
2011-08-01 09:00:05 C 23 53 44.78 +02 08 30.3 o H21
2011-08-02 02:46:31 C 23 57 10.84 +02 19 36.0 o J04
2011-08-02 03:04:48 C 23 57 14.27 +02 19 47.3 o J04
2011-08-02 03:23:44 C 23 57 17.83 +02 19 59.0 t J04
2011-08-02 08:39:21 C 23 58 19.54 +02 23 11.0 o H21
2011-08-02 08:55:03 C 23 58 22.54 +02 23 20.8 o H21
2011-08-02 09:10:30 C 23 58 25.47 +02 23 30.5 o H21
2011-08-07 13:21:24 C 00 25 39.334 +03 44 52.25 t 568
2011-08-07 13:22:47 C 00 25 39.658 +03 44 53.18 t 568
2011-08-07 13:24:09 C 00 25 39.973 +03 44 54.10 t 568
2011-08-10 03:21:44 C 00 41 36.13 +04 27 47.8 v I93
2011-08-10 03:29:26 C 00 41 38.15 +04 27 53.3 v I93
2011-08-10 03:39:42 C 00 41 40.86 +04 28 00.5 v I93
2011-08-10 03:49:58 C 00 41 43.61 +04 28 07.6 v I93
2011-08-19 13:24:24 C 01 56 45.462 +07 12 46.21 U T12
2011-08-19 13:25:43 C 01 56 45.967 +07 12 47.09 U T12
2011-08-19 13:26:53 C 01 56 46.414 +07 12 47.96 U T12
2011-08-26 10:48:53 C 03 09 09.42 +08 52 38.6 o 291
2011-08-26 10:54:47 C 03 09 12.13 +08 52 41.4 o 291
2011-08-27 17:06:39 C 03 23 28.52 +09 06 34.0 o 474
2011-08-27 17:08:30 C 03 23 29.35 +09 06 35.3 o 474
2011-08-27 17:12:29 C 03 23 31.29 +09 06 35.6 o 474
2011-08-27 17:14:45 C 03 23 32.20 +09 06 37.3 o 474
2011-08-28 08:01:46 C 03 30 36.90 +09 10 53.2 t H21
2011-08-28 08:07:49 C 03 30 39.73 +09 10 55.2 t H21
2011-08-28 08:14:00 C 03 30 42.64 +09 10 57.4 t H21
2011-08-28 08:20:04 C 03 30 45.47 +09 10 59.7 t H21