2018 XL1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4537214000
Semi-major axis (a)1.8089225000 AU
Inclination (i)2.52978000°
Long. of Asc. Node (Ω)254.40429000°
Arg. of Perihelion (ω)192.44869000°
Mean Anomaly (M)304.62990000°
Mean Motion (n)0.4051111000°/day
Perihelion dist (q)0.98817570 AU
Aphelion dist (Q)2.62966930 AU
Orbital Period2.43293180 yr
Physical Parameters
H (abs. magnitude)27.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.680″
Uncertainty2
Orbit TypeApollo
MOID0.006565 AU
Observations Used64
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-12-14
Observations (64)
Date Type RA Dec Mag Band Observatory
2018-12-11 02:32:53 C 03 11 02.39 -06 00 00.4 q H15
2018-12-11 02:41:40 C 03 11 32.01 -06 03 10.2 q H15
2018-12-11 02:43:53 C 03 11 39.38 -06 03 57.2 q H15
2018-12-11 02:46:05 C 03 11 46.79 -06 04 44.9 q H15
2018-12-11 02:48:16 C 03 11 54.25 -06 05 32.9 q H15
2018-12-11 04:23:09 C 03 16 57.99 -06 41 49.4 u H21
2018-12-11 04:25:12 C 03 17 05.08 -06 42 34.1 u H21
2018-12-11 04:27:56 C 03 17 14.65 -06 43 34.7 u H21
2018-12-11 04:31:35 C 03 17 27.37 -06 44 54.9 u H21
2018-12-11 04:35:46 C 03 17 42.03 -06 46 27.0 u H21
2018-12-14 02:29:47 C 08 37 15.84 -22 18 57.2 V J95
2018-12-14 02:42:20 C 08 37 48.54 -22 18 36.6 V J95
2018-12-14 02:55:35 C 08 38 22.84 -22 18 13.8 V J95
2018-12-14 03:09:05 C 08 38 57.59 -22 17 49.1 V J95