2018 XZ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4735044000
Semi-major axis (a)1.7947034000 AU
Inclination (i)7.13605000°
Long. of Asc. Node (Ω)84.74779000°
Arg. of Perihelion (ω)319.99833000°
Mean Anomaly (M)330.43173000°
Mean Motion (n)0.4099350500°/day
Perihelion dist (q)0.94490340 AU
Aphelion dist (Q)2.64450340 AU
Orbital Period2.40430210 yr
Physical Parameters
H (abs. magnitude)23.38
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual1.140″
Uncertainty6
Orbit TypeApollo
MOID0.018518 AU
Observations Used128
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-01-09
Observations (128)
Date Type RA Dec Mag Band Observatory
2018-12-18 07:21:45 C 04 16 58.63 +22 58 23.9 V 703
2018-12-18 07:24:27 C 04 17 00.79 +22 58 51.5 V 703
2018-12-18 07:27:09 C 04 17 02.72 +22 59 19.0 V 703
2018-12-18 07:29:51 C 04 17 04.79 +22 59 46.2 V 703
2018-12-26 05:40:05 C 05 52 34.02 +38 15 10.5 18.2 q H21
2018-12-26 05:43:43 C 05 52 34.99 +38 15 17.2 18.3 q H21
2018-12-26 05:51:59 C 05 52 37.14 +38 15 32.6 18.6 q H21
2018-12-26 05:56:38 C 05 52 38.40 +38 15 41.2 18.2 q H21
2018-12-26 06:09:58 C 05 52 41.87 +38 16 05.9 18.4 q H21
2018-12-26 23:53:08 C 05 57 40.39 +38 47 02.7 V K38
2018-12-27 00:08:27 C 05 57 44.10 +38 47 27.2 V K38
2018-12-27 00:24:19 C 05 57 47.96 +38 47 52.1 V K38
2018-12-27 00:44:47 C 05 57 52.94 +38 48 23.9 V K38
2018-12-27 01:13:47 C 05 57 59.75 +38 49 11.2 q 160
2018-12-27 01:17:27 C 05 58 00.68 +38 49 16.4 q 160
2018-12-27 01:21:05 C 05 58 01.51 +38 49 20.3 q 160
2019-01-04 04:28:30 C 06 33 23.19 +41 34 12.0 V 703
2019-01-04 04:36:17 C 06 33 23.93 +41 34 16.2 V 703
2019-01-04 04:44:04 C 06 33 24.83 +41 34 19.4 V 703
2019-01-04 04:51:53 C 06 33 25.76 +41 34 23.5 V 703
2019-01-08 06:24:58 C 06 43 27.09 +41 55 38.2 V I52
2019-01-08 06:29:30 C 06 43 27.41 +41 55 39.3 V I52
2019-01-08 06:34:03 C 06 43 27.77 +41 55 39.7 V I52
2019-01-08 06:38:36 C 06 43 28.05 +41 55 39.9 V I52
2019-01-09 05:27:06 C 06 45 26.55 +41 57 32.6 V G96
2019-01-09 05:34:35 C 06 45 27.05 +41 57 33.1 V G96
2019-01-09 05:42:04 C 06 45 27.58 +41 57 34.0 V G96
2019-01-09 05:49:33 C 06 45 28.03 +41 57 34.6 V G96