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
2018-05-02 22:35:12 C 10 12 19.37 +10 56 07.0 L 950
2018-05-02 22:42:36 C 10 12 19.77 +10 56 04.5 L 950
2025-01-30 07:06:55 C 10 32 08.530 +09 31 41.20 V 807
2025-01-30 07:16:38 C 10 32 08.310 +09 31 42.20 V 807
2025-01-30 07:26:36 C 10 32 08.100 +09 31 43.60 V 807
2025-02-25 03:37:41 C 10 08 45.73 +11 41 37.0 X W76
2025-02-25 04:25:53 C 10 08 43.17 +11 41 49.6 X W76
2025-02-25 05:16:58 C 10 08 40.39 +11 42 03.3 X W76
2025-03-04 08:05:36 C 09 59 57.871 +12 27 25.56 X F52
2025-03-04 08:22:06 C 09 59 56.982 +12 27 30.23 X F52
2025-03-04 08:38:41 C 09 59 56.085 +12 27 34.59 X F52
2025-03-21 06:02:54 C 09 42 37.042 +13 51 58.67 X F52
2025-03-21 06:18:29 C 09 42 36.517 +13 52 00.69 X F52
2025-03-21 06:34:04 C 09 42 35.999 +13 52 02.72 X F52
2025-03-21 06:49:47 C 09 42 35.478 +13 52 05.29 X F52
2025-03-23 05:32:35 C 09 41 14.305 +13 58 04.19 V G96
2025-03-23 05:40:40 C 09 41 14.010 +13 58 06.10 V G96
2025-03-23 05:48:43 C 09 41 13.776 +13 58 06.96 V G96
2025-03-23 05:56:48 C 09 41 13.571 +13 58 07.68 V G96
2025-03-28 05:55:34 C 09 38 37.442 +14 09 17.04 X F51
2025-03-28 06:12:53 C 09 38 37.119 +14 09 18.32 X F51
2025-03-28 06:30:15 C 09 38 36.759 +14 09 19.60 X F51
2025-03-28 06:49:42 C 09 38 36.369 +14 09 20.66 X F51