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
2018-03-17 09:54:57 C 11 10 59.29 +04 39 28.3 U I52
2018-03-17 09:56:02 C 11 10 59.46 +04 39 30.5 U I52
2018-03-17 10:41:50 C 11 11 06.32 +04 41 08.6 o 691
2018-03-17 10:45:18 C 11 11 06.83 +04 41 16.0 o 691
2018-03-17 10:48:47 C 11 11 07.39 +04 41 23.4 o 691
2018-03-18 06:04:13 C 11 14 24.47 +05 20 01.0 U I52
2018-03-18 06:06:02 C 11 14 24.60 +05 20 03.8 U I52
2018-03-18 06:07:49 C 11 14 24.83 +05 20 07.2 U I52
2018-03-18 06:09:36 C 11 14 25.06 +05 20 11.7 U I52
2018-03-18 06:10:05 C 11 14 25.22 +05 20 13.0 o 691
2018-03-18 06:16:10 C 11 14 25.95 +05 20 24.3 o 691
2018-03-18 06:22:16 C 11 14 26.62 +05 20 35.9 o 691
2018-03-18 08:29:45 C 11 14 48.121 +05 24 58.98 U F51
2018-03-18 08:47:29 C 11 14 50.112 +05 25 31.86 U F51
2018-03-18 09:05:04 C 11 14 52.075 +05 26 04.68 U F51
2018-03-18 09:22:39 C 11 14 54.008 +05 26 37.01 U F51
2018-03-19 05:05:53 C 11 17 44.18 +06 00 05.7 o 691
2018-03-19 05:15:25 C 11 17 45.24 +06 00 21.3 o 691
2018-03-19 05:24:57 C 11 17 46.12 +06 00 37.0 o 691
2018-03-19 05:51:04 C 11 17 48.68 +06 01 17.5 U I52
2018-03-19 05:52:51 C 11 17 48.87 +06 01 20.9 U I52
2018-03-20 07:05:31 C 11 20 55.31 +06 38 47.6 U I52
2018-03-20 07:18:59 C 11 20 56.47 +06 39 06.4 U I52
2018-03-20 07:22:33 C 11 20 56.77 +06 39 10.8 U I52