2018 EW1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2875995000 ± 2.00e+00
Semi-major axis (a)1.2017906000 AU ± 3.00e+00
Inclination (i)3.69722000° ± 4.00e+00
Long. of Asc. Node (Ω)176.29289000° ± 5.00e+00
Arg. of Perihelion (ω)279.96543000° ± 6.00e+00
Mean Anomaly (M)345.96325000° ± 1.48e+01
Mean Motion (n)0.7481020929°/day ± 2.80e+00
Perihelion dist (q)0.85615620 AU ± 3.22e+00
Aphelion dist (Q)1.54742500 AU ± 4.55e+00
Orbital Period1.31747750 yr ± 4.93e+00
Physical Parameters
H (abs. magnitude)26.30
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual—″
Uncertainty5
Orbit TypeApollo
MOID0.013758 AU
Observations Used74
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-03-20
Observations (74)
Date Type RA Dec Mag Band Observatory
2018-03-09 06:03:43 C 09 43 49.20 -13 32 45.9 U 703
2018-03-09 06:11:19 C 09 43 56.69 -13 31 09.3 U 703
2018-03-09 06:18:53 C 09 44 04.28 -13 29 32.0 U 703
2018-03-09 07:05:05 C 09 44 50.07 -13 19 42.2 U I52
2018-03-09 07:05:20 C 09 44 50.28 -13 19 38.8 U I52
2018-03-09 07:05:36 C 09 44 50.52 -13 19 35.7 U I52
2018-03-09 07:24:41 C 09 45 08.19 -13 15 38.1 U H01
2018-03-09 07:29:09 C 09 45 12.60 -13 14 41.3 U H01
2018-03-09 07:44:13 C 09 45 27.50 -13 11 29.3 U H01
2018-03-09 07:54:28 C 09 45 37.62 -13 09 18.9 U H01
2018-03-09 09:09:46 C 09 47 19.40 -12 45 36.1 U 474
2018-03-09 09:10:39 C 09 47 20.35 -12 45 25.5 U 474
2018-03-09 09:11:33 C 09 47 21.15 -12 45 14.7 U 474
2018-03-09 09:12:26 C 09 47 21.97 -12 45 03.8 U 474
2018-03-09 21:24:10 C 09 59 03.51 -10 32 34.1 S L01
2018-03-09 21:25:54 C 09 59 04.81 -10 32 14.7 S L01
2018-03-09 21:29:24 C 09 59 07.73 -10 31 36.9 S L01
2018-03-09 23:38:22 C 10 00 52.53 -10 08 28.5 U 104
2018-03-09 23:44:02 C 10 00 57.08 -10 07 27.4 19.0 U 104
2018-03-09 23:49:43 C 10 01 01.66 -10 06 26.6 19.0 U 104
2018-03-10 00:15:26 C 10 01 47.40 -09 54 49.0 U 807
2018-03-10 00:18:54 C 10 01 50.18 -09 54 13.3 U 807
2018-03-10 00:22:52 C 10 01 53.35 -09 53 32.4 U 807
2018-03-10 03:37:52 C 10 04 33.75 -09 26 17.1 U H01
2018-03-10 03:45:00 C 10 04 39.12 -09 25 05.7 U H01
2018-03-10 03:57:07 C 10 04 48.23 -09 23 04.4 U H01
2018-03-10 04:07:19 C 10 04 55.85 -09 21 22.4 U H01
2018-03-10 12:14:06 C 10 11 03.61 -07 56 10.7 U 474
2018-03-10 12:15:00 C 10 11 04.24 -07 56 02.7 U 474
2018-03-10 12:15:52 C 10 11 04.83 -07 55 54.2 U 474
2018-03-10 12:16:46 C 10 11 05.42 -07 55 46.3 U 474
2018-03-10 12:20:56 C 10 11 14.04 -07 55 59.6 q E23
2018-03-10 12:35:55 C 10 11 23.98 -07 53 41.4 q E23
2018-03-10 13:02:45 C 10 11 41.56 -07 49 36.3 q E23
2018-03-12 09:16:21 C 10 37 05.71 -02 31 48.3 U I52
2018-03-12 09:16:42 C 10 37 05.82 -02 31 45.0 U I52
2018-03-12 09:17:02 C 10 37 05.97 -02 31 43.9 U I52
2018-03-13 04:42:19 C 10 45 22.29 -00 49 03.6 U I52
2018-03-13 04:42:40 C 10 45 22.40 -00 49 01.4 U I52
2018-03-13 04:43:01 C 10 45 22.55 -00 48 59.8 U I52
2018-03-13 04:43:21 C 10 45 22.63 -00 48 58.1 U I52
2018-03-13 23:27:25 C 10 51 42.52 +00 33 25.9 U 204
2018-03-13 23:45:40 C 10 51 47.52 +00 34 40.5 U 204
2018-03-14 00:03:54 C 10 51 52.53 +00 35 54.2 U 204
2018-03-14 04:32:06 C 10 53 25.77 +00 54 20.7 U I52
2018-03-14 04:32:42 C 10 53 25.93 +00 54 22.6 U I52
2018-03-14 04:33:17 C 10 53 26.11 +00 54 25.6 U I52
2018-03-14 04:33:53 C 10 53 26.24 +00 54 27.7 U I52
2018-03-17 09:52:44 C 11 10 59.00 +04 39 24.6 U I52
2018-03-17 09:53:51 C 11 10 59.12 +04 39 25.7 U I52