2018 EW3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3452039692 ± 1.06e-05
Semi-major axis (a)1.6997807006 AU ± 3.21e-05
Inclination (i)9.28039816° ± 2.06e-04
Long. of Asc. Node (Ω)177.15868416° ± 5.60e-05
Arg. of Perihelion (ω)351.54485161° ± 1.18e-04
Mean Anomaly (M)170.19931028° ± 3.54e-02
Mean Motion (n)0.4447571466°/day ± 1.26e-05
Perihelion dist (q)1.11300966 AU ± 2.77e-05
Aphelion dist (Q)2.28655175 AU ± 4.68e-05
Orbital Period2.21609993 yr ± 6.28e-05
Physical Parameters
H (abs. magnitude)23.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.306″
Uncertainty2
Orbit TypeAmor
MOID0.120171 AU
Observations Used54
Oppositions1
Arc Total2018-2018
First Observation Used2018-03-10
Last Observation Used2018-05-11
Observations (54)
Date Type RA Dec Mag Band Observatory
2018-03-10 07:14:34 C 09 51 26.609 -01 51 15.31 U F51
2018-03-10 07:31:46 C 09 51 29.248 -01 50 32.75 U F51
2018-03-10 07:48:56 C 09 51 31.874 -01 49 50.27 U F51
2018-03-10 08:06:04 C 09 51 34.485 -01 49 08.00 U F51
2018-03-11 02:18:03 C 09 54 42.08 -01 02 49.3 U 807
2018-03-11 02:21:46 C 09 54 42.66 -01 02 39.6 U 807
2018-03-11 02:25:21 C 09 54 43.20 -01 02 30.5 U 807
2018-03-11 11:21:19 C 09 56 17.78 -00 41 16.1 r P93
2018-03-11 11:31:18 C 09 56 19.44 -00 40 51.4 r P93
2018-03-11 11:41:17 C 09 56 21.05 -00 40 25.9 r P93
2018-03-11 11:51:16 C 09 56 22.64 -00 40 00.3 r P93
2018-03-12 05:36:59 C 09 59 27.87 +00 04 53.0 u H21
2018-03-12 05:45:51 C 09 59 29.33 +00 05 15.7 u H21
2018-03-12 05:56:53 C 09 59 31.14 +00 05 43.7 u H21
2018-03-12 22:45:04 C 10 02 32.07 +00 48 29.4 o K88
2018-03-12 22:53:01 C 10 02 33.45 +00 48 50.0 o K88
2018-03-13 21:27:09 C 10 06 41.47 +01 46 49.3 o K88
2018-03-13 21:35:06 C 10 06 42.81 +01 47 09.7 o K88
2018-03-13 21:43:03 C 10 06 44.17 +01 47 29.9 o K88
2018-03-13 21:54:09 C 10 06 46.67 +01 48 00.6 U 204
2018-03-13 22:17:53 C 10 06 50.70 +01 49 01.7 U 204
2018-03-13 22:42:24 C 10 06 54.87 +01 50 05.1 U 204
2018-03-17 02:33:19 C 10 21 17.28 +05 07 20.6 u 807
2018-03-17 02:36:41 C 10 21 17.87 +05 07 29.4 u 807
2018-03-17 02:40:03 C 10 21 18.46 +05 07 38.2 u 807
2018-03-17 07:36:33 C 10 22 13.70 +05 19 09.0 o 691
2018-03-17 07:43:10 C 10 22 14.91 +05 19 26.7 o 691
2018-03-17 07:48:08 C 10 22 15.79 +05 19 39.2 o 691
2018-03-19 05:16:24 C 10 31 13.98 +07 15 17.5 U I52
2018-03-19 05:17:30 C 10 31 14.17 +07 15 20.2 U I52
2018-03-19 05:18:36 C 10 31 14.37 +07 15 22.8 U I52
2018-03-20 06:11:21 C 10 36 10.82 +08 17 26.1 o 691
2018-03-20 06:18:49 C 10 36 12.19 +08 17 44.7 o 691
2018-03-20 06:26:14 C 10 36 13.54 +08 18 02.7 o 691
2018-03-20 06:27:19 C 10 36 13.68 +08 18 04.1 U I52
2018-03-20 06:30:45 C 10 36 14.27 +08 18 13.0 U I52
2018-03-20 06:33:35 C 10 36 14.81 +08 18 20.1 U I52
2018-03-20 06:34:41 C 10 36 15.01 +08 18 22.6 U I52
2018-04-04 05:10:07 C 11 46 49.99 +19 42 00.5 U I52
2018-04-04 05:14:02 C 11 46 50.65 +19 42 05.5 U I52
2018-04-04 05:16:24 C 11 46 51.03 +19 42 08.5 U I52
2018-04-04 05:18:48 C 11 46 51.45 +19 42 11.5 U I52
2018-04-10 05:55:49 C 12 11 30.31 +22 00 46.3 U G96
2018-04-10 06:03:16 C 12 11 31.41 +22 00 51.8 U G96
2018-04-10 06:10:44 C 12 11 32.49 +22 00 56.6 U G96
2018-04-10 06:18:12 C 12 11 33.52 +22 01 02.8 U G96
2018-04-21 04:05:04 C 12 48 00.56 +23 24 05.0 u H21
2018-04-21 04:18:30 C 12 48 02.02 +23 24 05.0 u H21
2018-04-25 03:09:50 C 12 58 54.91 +23 14 13.3 u H21
2018-04-25 03:36:10 C 12 58 57.55 +23 14 08.4 u H21