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
2018-12-14 04:11:22 C 02 36 47.45 -02 38 00.4 V 703
2018-12-14 04:26:31 C 02 37 04.52 -02 33 00.9 V 703
2018-12-14 04:34:06 C 02 37 13.04 -02 30 31.8 V 703
2018-12-14 05:06:25 C 02 37 48.46 -02 20 00.9 V H01
2018-12-14 05:14:58 C 02 37 58.12 -02 17 12.2 V H01
2018-12-14 05:28:40 C 02 38 13.57 -02 12 42.1 V H01
2018-12-14 05:42:10 C 02 38 28.82 -02 08 15.9 V H01
2018-12-14 05:46:53 C 02 38 34.98 -02 06 36.7 V I52
2018-12-14 05:47:07 C 02 38 35.22 -02 06 32.4 V I52
2018-12-14 05:47:20 C 02 38 35.47 -02 06 28.1 V I52
2018-12-14 05:47:33 C 02 38 35.72 -02 06 23.8 V I52
2018-12-14 05:53:03 C 02 38 41.94 -02 04 35.4 V G96
2018-12-14 06:01:29 C 02 38 51.43 -02 01 49.6 V G96
2018-12-14 06:09:49 C 02 39 00.84 -01 59 05.4 V G96
2018-12-14 06:18:09 C 02 39 10.25 -01 56 21.0 V G96
2018-12-14 06:36:30 C 02 39 30.95 -01 50 20.1 V I52
2018-12-14 06:36:43 C 02 39 31.20 -01 50 15.8 V I52
2018-12-14 06:36:56 C 02 39 31.45 -01 50 11.4 V I52
2018-12-14 06:37:09 C 02 39 31.69 -01 50 07.1 V I52
2018-12-14 07:52:55 C 02 40 57.78 -01 25 18.1 V I52
2018-12-14 07:53:08 C 02 40 58.02 -01 25 14.1 V I52
2018-12-14 07:53:22 C 02 40 58.28 -01 25 09.5 V I52
2018-12-14 07:53:35 C 02 40 58.52 -01 25 05.3 V I52
2018-12-14 07:57:25 C 02 41 02.09 -01 23 51.4 16.2 q H15
2018-12-14 08:00:08 C 02 41 05.21 -01 22 58.1 16.1 q H15
2018-12-14 08:02:49 C 02 41 08.31 -01 22 05.7 16.7 q H15
2018-12-14 08:05:32 C 02 41 11.44 -01 21 12.2 16.2 q H15
2018-12-14 08:10:55 C 02 41 17.62 -01 19 26.6 16.3 q H15
2018-12-14 11:53:19 C 02 45 55.61 -00 07 13.4 r P93
2018-12-14 11:54:30 C 02 45 56.93 -00 06 50.4 r P93
2018-12-14 11:55:06 C 02 45 57.59 -00 06 38.6 r P93
2018-12-14 11:55:42 C 02 45 58.25 -00 06 27.4 r P93
2018-12-14 18:15:59 C 02 53 27.30 +01 55 01.5 q 160
2018-12-14 18:17:24 C 02 53 28.86 +01 55 28.2 q 160
2018-12-14 18:18:57 C 02 53 30.55 +01 55 57.2 q 160
2018-12-14 18:20:29 C 02 53 32.29 +01 56 25.9 q 160
2018-12-14 18:22:02 C 02 53 34.02 +01 56 56.4 q 160
2018-12-14 18:33:44 C 02 53 47.10 +02 00 32.3 V 204
2018-12-14 18:38:57 C 02 53 52.85 +02 02 11.3 V 204
2018-12-14 18:44:09 C 02 53 58.58 +02 03 50.4 V 204
2018-12-14 19:15:26 C 02 54 32.06 +02 13 48.3 V L01
2018-12-14 19:20:00 C 02 54 37.05 +02 15 14.7 V L01
2018-12-14 19:21:25 C 02 54 38.62 +02 15 41.6 V L01
2018-12-14 19:23:24 C 02 54 40.80 +02 16 19.7 V L01
2018-12-14 19:44:25 C 02 55 05.70 +02 23 02.8 V C95
2018-12-14 19:50:18 C 02 55 12.15 +02 24 54.7 V C95
2018-12-14 19:56:10 C 02 55 18.52 +02 26 45.9 V C95
2018-12-14 20:13:46 C 02 55 37.77 +02 32 19.3 V C95
2018-12-14 20:19:38 C 02 55 44.16 +02 34 10.5 V C95
2018-12-14 20:20:20 C 02 55 43.78 +02 34 23.6 V 104