2018 EK4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3974520000
Semi-major axis (a)1.7072613000 AU
Inclination (i)8.03660000°
Long. of Asc. Node (Ω)351.46761000°
Arg. of Perihelion (ω)154.34760000°
Mean Anomaly (M)170.73159000°
Mean Motion (n)0.4418288800°/day
Perihelion dist (q)1.02870690 AU
Aphelion dist (Q)2.38581570 AU
Orbital Period2.23074530 yr
Physical Parameters
H (abs. magnitude)24.50
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.320″
Uncertainty6
Orbit TypeAmor
MOID0.054423 AU
Observations Used45
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-04-05
Observations (45)
Date Type RA Dec Mag Band Observatory
2018-03-14 04:30:24 C 08 49 02.23 +20 24 11.3 U G96
2018-03-14 04:41:53 C 08 49 05.64 +20 23 00.6 U G96
2018-03-14 04:49:18 C 08 49 07.89 +20 22 14.5 U G96
2018-03-14 04:56:45 C 08 49 10.08 +20 21 29.1 U G96
2018-03-14 05:46:47 C 08 49 25.03 +20 16 18.1 U I52
2018-03-14 05:48:35 C 08 49 25.56 +20 16 07.5 U I52
2018-03-14 05:50:22 C 08 49 26.14 +20 15 55.7 U I52
2018-03-14 05:52:09 C 08 49 26.63 +20 15 45.1 U I52
2018-03-14 21:05:43 C 08 54 21.14 +18 41 37.0 U 587
2018-03-14 21:18:01 C 08 54 24.75 +18 40 21.5 U 587
2018-03-14 21:27:03 C 08 54 27.42 +18 39 25.6 U 587
2018-03-15 04:52:40 C 08 56 46.15 +17 54 07.2 u H21
2018-03-15 04:58:12 C 08 56 47.75 +17 53 33.4 u H21
2018-03-15 05:08:50 C 08 56 50.85 +17 52 28.2 u H21
2018-03-16 02:15:19 C 09 03 23.67 +15 44 38.0 u H21
2018-03-16 02:26:06 C 09 03 26.68 +15 43 33.2 u H21
2018-03-16 02:34:05 C 09 03 28.91 +15 42 45.7 u H21
2018-03-16 04:17:19 C 09 03 59.73 +15 32 38.3 U G96
2018-03-16 04:24:45 C 09 04 01.77 +15 31 54.0 U G96
2018-03-16 04:32:10 C 09 04 03.84 +15 31 10.2 U G96
2018-03-16 04:39:37 C 09 04 05.86 +15 30 24.2 U G96
2018-03-16 06:36:38 C 09 04 37.99 +15 18 41.8 U I52
2018-03-16 06:40:13 C 09 04 38.98 +15 18 20.4 U I52
2018-03-16 06:42:00 C 09 04 39.45 +15 18 10.2 U I52
2018-03-18 03:34:59 C 09 17 39.14 +10 56 27.5 U I52
2018-03-18 03:36:46 C 09 17 39.55 +10 56 17.7 U I52
2018-03-18 03:42:34 C 09 17 41.04 +10 55 44.7 U I52
2018-03-18 03:44:21 C 09 17 41.49 +10 55 34.5 U I52
2018-03-19 03:01:24 C 09 24 01.02 +08 46 01.2 U I52
2018-03-19 03:03:11 C 09 24 01.40 +08 45 51.2 U I52
2018-03-19 03:04:58 C 09 24 01.90 +08 45 41.4 U I52
2018-03-19 03:06:46 C 09 24 02.34 +08 45 31.4 U I52
2018-03-20 04:58:05 C 09 30 42.43 +06 27 29.7 U I52
2018-03-20 04:59:52 C 09 30 42.81 +06 27 20.2 U I52
2018-03-20 05:01:39 C 09 30 43.25 +06 27 10.3 U I52
2018-03-20 05:03:27 C 09 30 43.65 +06 27 01.2 U I52
2018-03-22 05:51:30 C 09 42 34.60 +02 24 30.5 U I52
2018-03-22 05:55:23 C 09 42 35.42 +02 24 12.6 U I52
2018-03-22 06:03:09 C 09 42 37.07 +02 23 35.6 U I52
2018-03-27 00:03:40 C 10 06 48.91 -05 25 48.9 u 807
2018-03-27 00:16:52 C 10 06 51.25 -05 26 35.9 u 807
2018-03-27 00:30:04 C 10 06 53.56 -05 27 22.9 u 807
2018-04-05 01:08:17 C 10 42 14.53 -15 05 53.9 U 807
2018-04-05 01:21:10 C 10 42 16.17 -15 06 19.0 U 807
2018-04-05 01:33:36 C 10 42 17.73 -15 06 42.9 U 807