2018 XW4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6455672000
Semi-major axis (a)2.2134489000 AU
Inclination (i)4.51118000°
Long. of Asc. Node (Ω)88.50391000°
Arg. of Perihelion (ω)271.46777000°
Mean Anomaly (M)55.37360000°
Mean Motion (n)0.2992952500°/day
Perihelion dist (q)0.78451890 AU
Aphelion dist (Q)3.64237890 AU
Orbital Period3.29309490 yr
Physical Parameters
H (abs. magnitude)24.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.470″
Uncertainty6
Orbit TypeApollo
MOID0.034757 AU
Observations Used24
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-12-18
Observations (24)
Date Type RA Dec Mag Band Observatory
2018-12-13 04:19:30 C 03 25 27.43 +12 06 28.6 V G96
2018-12-13 04:27:32 C 03 25 29.18 +12 06 51.6 V G96
2018-12-13 04:35:36 C 03 25 30.89 +12 07 16.2 V G96
2018-12-13 04:43:39 C 03 25 32.57 +12 07 39.4 V G96
2018-12-13 06:02:02 C 03 25 49.14 +12 11 30.7 V G96
2018-12-13 06:03:37 C 03 25 49.48 +12 11 34.5 V G96
2018-12-13 06:05:12 C 03 25 49.90 +12 11 40.1 V G96
2018-12-13 06:06:47 C 03 25 50.15 +12 11 43.7 V G96
2018-12-13 08:06:20 C 03 26 15.39 +12 17 30.1 V I52
2018-12-13 08:13:08 C 03 26 16.99 +12 17 50.0 V I52
2018-12-13 08:19:56 C 03 26 18.29 +12 18 08.4 V I52
2018-12-13 08:26:44 C 03 26 19.79 +12 18 28.2 V I52
2018-12-15 05:19:42 C 03 35 30.76 +14 15 21.7 V G96
2018-12-15 05:21:47 C 03 35 31.12 +14 15 25.7 V G96
2018-12-15 05:23:53 C 03 35 31.47 +14 15 31.6 V G96
2018-12-15 05:25:57 C 03 35 31.83 +14 15 36.5 V G96
2018-12-15 19:36:57 C 03 38 07.51 +14 47 31.2 V L01
2018-12-15 19:40:59 C 03 38 08.17 +14 47 40.9 V L01
2018-12-15 19:44:25 C 03 38 08.78 +14 47 48.2 V L01
2018-12-15 19:51:32 C 03 38 10.02 +14 48 04.4 V L01
2018-12-15 19:54:39 C 03 38 10.50 +14 48 10.7 V L01
2018-12-18 02:03:44 C 03 46 56.13 +16 33 50.3 u H21
2018-12-18 02:16:53 C 03 46 57.96 +16 34 13.8 u H21
2018-12-18 02:35:52 C 03 47 00.58 +16 34 46.8 u H21