2018 WA

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2580253000
Semi-major axis (a)1.2163962000 AU
Inclination (i)2.37810000°
Long. of Asc. Node (Ω)44.32019000°
Arg. of Perihelion (ω)307.98838000°
Mean Anomaly (M)120.12305000°
Mean Motion (n)0.7346686500°/day
Perihelion dist (q)0.90253520 AU
Aphelion dist (Q)1.53025720 AU
Orbital Period1.34156770 yr
Physical Parameters
H (abs. magnitude)26.90
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.340″
Uncertainty6
Orbit TypeApollo
MOID0.002639 AU
Observations Used29
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-11-28
Observations (31)
Date Type RA Dec Mag Band Observatory
2018-11-16 04:29:04 C 01 31 36.21 +28 04 56.6 V 703
2018-11-16 04:36:37 C 01 31 43.42 +28 05 25.9 V 703
2018-11-16 04:44:12 C 01 31 50.65 +28 05 55.4 V 703
2018-11-16 05:35:37 C 01 32 37.57 +28 08 58.6 V H01
2018-11-16 05:45:50 C 01 32 47.17 +28 09 35.6 V H01
2018-11-16 05:56:03 C 01 32 56.76 +28 10 12.2 V H01
2018-11-16 06:06:15 C 01 33 06.33 +28 10 48.3 V H01
2018-11-16 07:29:04 C 01 34 25.03 +28 15 41.9 V I52
2018-11-16 07:29:40 C 01 34 25.60 +28 15 43.8 V I52
2018-11-16 07:30:16 C 01 34 26.10 +28 15 45.4 V I52
2018-11-16 07:30:52 C 01 34 26.58 +28 15 46.9 V I52
2018-11-16 10:24:02 C 01 37 10.75 +28 23 59.1 V H01
2018-11-16 10:34:05 C 01 37 20.54 +28 24 26.6 V H01
2018-11-16 10:44:13 C 01 37 30.43 +28 24 54.1 V H01
2018-11-16 10:54:35 C 01 37 40.58 +28 25 22.0 V H01
2018-11-16 23:31:45 C 01 49 25.42 +29 03 20.5 V L01
2018-11-16 23:32:53 C 01 49 26.33 +29 03 23.0 V L01
2018-11-16 23:34:02 C 01 49 27.26 +29 03 24.8 V L01
2018-11-17 02:10:46 C 01 52 06.90 +29 10 47.6 V I52
2018-11-17 02:11:23 C 01 52 07.36 +29 10 49.1 V I52
2018-11-17 02:11:59 C 01 52 07.83 +29 10 50.7 V I52
2018-11-17 02:12:34 C 01 52 08.27 +29 10 52.5 V I52
2018-11-18 18:17:08 C 02 18 45.98 +30 17 27.3 V K63
2018-11-18 18:23:55 C 02 18 49.34 +30 17 39.4 V K63
2018-11-18 18:33:29 C 02 18 53.96 +30 17 55.2 V K63
2018-11-19 03:07:04 C 02 23 18.70 +30 27 48.6 V I52
2018-11-19 03:08:28 C 02 23 19.35 +30 27 50.1 V I52
2018-11-19 03:14:59 C 02 23 22.19 +30 27 58.4 V I52
2018-11-28 04:22:28 C 03 15 39.62 +31 15 28.7 u H21
2018-11-28 04:41:23 C 03 15 41.26 +31 15 27.6 u H21
2018-11-28 05:01:28 C 03 15 42.96 +31 15 26.3 u H21