2017 EK4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3831097874 ± 2.00e+00
Semi-major axis (a)1.3381269362 AU ± 3.00e+00
Inclination (i)9.43252904° ± 4.00e+00
Long. of Asc. Node (Ω)169.18567603° ± 5.00e+00
Arg. of Perihelion (ω)282.70570098° ± 6.00e+00
Mean Anomaly (M)261.50983061° ± 9.90e-01
Mean Motion (n)0.6367251800°/day ± 2.14e+00
Perihelion dist (q)0.82547540 AU ± 3.25e+00
Aphelion dist (Q)1.85080340 AU ± 4.94e+00
Orbital Period1.54793260 yr ± 5.21e+00
Physical Parameters
H (abs. magnitude)26.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.487″
Uncertainty3
Orbit TypeApollo
MOID0.026859 AU
Observations Used21
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-03-17
Observations (21)
Date Type RA Dec Mag Band Observatory
2017-03-08 07:48:42 C 11 27 37.44 -01 08 24.2 q G96
2017-03-08 07:54:48 C 11 27 38.10 -01 07 31.9 q G96
2017-03-08 08:00:54 C 11 27 38.75 -01 06 40.0 q G96
2017-03-08 08:07:00 C 11 27 39.45 -01 05 48.4 q G96
2017-03-08 09:11:26 C 11 27 46.18 -00 56 43.4 U H01
2017-03-08 09:16:33 C 11 27 46.77 -00 55 59.5 U H01
2017-03-08 09:33:37 C 11 27 48.74 -00 53 35.4 U H01
2017-03-08 09:49:36 C 11 27 50.61 -00 51 20.4 U H01
2017-03-08 11:11:30 C 11 28 00.78 -00 39 51.8 q G96
2017-03-08 11:14:09 C 11 28 01.11 -00 39 28.0 q G96
2017-03-08 11:16:26 C 11 28 01.34 -00 39 08.5 q G96
2017-03-08 11:20:05 C 11 28 01.79 -00 38 38.8 q G96
2017-03-09 06:31:24 C 11 30 48.93 +01 48 59.5 q G96
2017-03-09 06:35:01 C 11 30 49.25 +01 49 24.4 q G96
2017-03-09 06:37:15 C 11 30 49.50 +01 49 41.3 q G96
2017-03-10 06:43:56 C 11 33 35.35 +04 25 55.2 q G96
2017-03-10 06:46:44 C 11 33 35.51 +04 26 11.6 q G96
2017-03-10 06:50:48 C 11 33 35.83 +04 26 36.2 q G96
2017-03-17 07:07:51 C 11 44 22.37 +14 20 16.2 t 705
2017-03-17 07:09:19 C 11 44 22.40 +14 20 19.4 t 705
2017-03-17 07:10:46 C 11 44 22.41 +14 20 21.5 t 705