519307 (2011 EF15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4464800876 ± 1.09e-07
Semi-major axis (a)2.3028489506 AU ± 5.58e-09
Inclination (i)0.25298294° ± 1.12e-05
Long. of Asc. Node (Ω)356.88481760° ± 8.73e-04
Arg. of Perihelion (ω)235.25366143° ± 8.74e-04
Mean Anomaly (M)42.87024956° ± 2.13e-05
Mean Motion (n)0.2820422025°/day ± 1.03e-09
Perihelion dist (q)1.27467275 AU ± 2.50e-07
Aphelion dist (Q)3.33102515 AU ± 2.50e-07
Orbital Period3.49460568 yr ± 1.27e-08
Physical Parameters
H (abs. magnitude)20.27
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.220″
Uncertainty0
Orbit TypeAmor
MOID0.263406 AU
Observations Used69
Oppositions10
Arc Total2011-2025
First Observation Used2011-02-25
Last Observation Used2025-03-28
Observations (73)
Date Type RA Dec Mag Band Observatory
2011-02-25 07:01:54 C 10 27 43.23 +09 55 54.4 r G96
2011-02-25 07:16:58 C 10 27 42.51 +09 55 58.2 r G96
2011-02-25 07:32:01 C 10 27 41.76 +09 56 02.2 r G96
2011-02-25 07:47:09 C 10 27 41.00 +09 56 05.8 r G96
2011-03-04 07:12:13 C 10 19 41.95 +10 40 05.6 o 291
2011-03-04 07:17:56 C 10 19 41.69 +10 40 07.1 o 291
2011-03-04 07:23:28 C 10 19 41.35 +10 40 08.6 o 291
2011-03-05 06:38:07 C 10 18 33.48 +10 46 16.2 o 291
2011-03-05 06:43:42 C 10 18 33.20 +10 46 16.9 o 291
2011-03-05 06:49:09 C 10 18 32.87 +10 46 18.6 o 291
2011-03-05 06:52:53 C 10 18 32.68 +10 46 19.8 r G96
2011-03-05 07:04:45 C 10 18 32.07 +10 46 23.7 r G96
2011-03-05 07:16:38 C 10 18 31.50 +10 46 27.0 r G96
2011-03-05 07:28:30 C 10 18 30.88 +10 46 29.8 r G96
2011-03-06 06:25:45 C 10 17 23.95 +10 52 31.3 o 291
2011-03-06 06:31:11 C 10 17 23.68 +10 52 32.8 o 291
2011-03-06 06:36:51 C 10 17 23.38 +10 52 34.3 o 291
2011-03-11 02:46:23 C 10 11 50.29 +11 22 03.0 o 291
2011-03-11 02:52:41 C 10 11 50.00 +11 22 04.8 o 291
2011-03-11 02:58:15 C 10 11 49.70 +11 22 06.1 o 291
2011-03-24 06:57:42 C 09 59 20.86 +12 24 44.6 o 291
2011-03-24 07:05:40 C 09 59 20.57 +12 24 45.9 o 291
2011-03-24 07:13:34 C 09 59 20.37 +12 24 46.1 o 291
2011-03-25 07:14:11 C 09 58 38.81 +12 28 02.3 o 291
2011-03-25 07:22:42 C 09 58 38.55 +12 28 03.3 o 291
2011-03-25 07:30:27 C 09 58 38.29 +12 28 04.4 o 291
2011-03-29 06:16:59 C 09 56 22.04 +12 38 24.8 o 291
2011-03-29 06:27:18 C 09 56 21.78 +12 38 25.7 o 291
2011-03-29 06:37:34 C 09 56 21.55 +12 38 26.4 o 291
2011-03-30 04:44:31 C 09 55 56.79 +12 40 14.7 o 291
2011-03-30 04:54:59 C 09 55 56.56 +12 40 15.7 o 291
2011-03-30 05:05:24 C 09 55 56.33 +12 40 16.4 o 291
2011-04-26 04:13:48 C 10 04 36.33 +11 41 24.1 o 291
2011-04-26 04:19:19 C 10 04 36.56 +11 41 22.8 o 291
2011-04-26 04:24:55 C 10 04 36.78 +11 41 21.3 o 291
2011-05-28 03:48:32 C 11 01 42.84 +05 53 58.3 o 291
2011-05-28 03:54:11 C 11 01 43.34 +05 53 54.2 o 291
2011-05-28 03:59:41 C 11 01 43.89 +05 53 50.9 o 291
2011-06-26 03:46:02 C 12 22 43.79 -02 53 46.3 o 291
2011-06-26 03:52:32 C 12 22 44.57 -02 53 51.4 o 291
2011-06-26 03:57:55 C 12 22 45.31 -02 53 55.5 o 291
2015-09-15 11:18:29 C 00 06 25.249 +00 40 57.58 t 568
2015-09-15 11:33:04 C 00 06 24.551 +00 40 53.24 t 568
2015-09-16 11:08:50 C 00 05 19.528 +00 33 56.75 t 568
2015-09-16 11:29:38 C 00 05 18.541 +00 33 50.59 t 568
2018-02-12 09:46:15 C 10 38 52.397 +08 51 59.40 U F51
2018-02-12 10:03:07 C 10 38 51.799 +08 52 02.46 U F51
2018-02-12 10:19:59 C 10 38 51.215 +08 52 05.73 U F51
2018-05-02 22:20:28 C 10 12 18.55 +10 56 12.1 L 950
2018-05-02 22:27:47 C 10 12 18.96 +10 56 09.6 L 950