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 20:25:30 C 02 55 50.58 +02 36 01.8 V C95
2018-12-14 20:27:08 C 02 55 51.96 +02 36 31.4 q C77
2018-12-14 20:27:24 C 02 55 51.45 +02 36 37.2 17.1 V 104
2018-12-14 20:33:29 C 02 55 58.84 +02 38 31.0 q C77
2018-12-14 20:34:28 C 02 55 59.19 +02 38 52.1 17.5 V 104
2018-12-14 20:36:53 C 02 56 02.58 +02 39 35.6 q C77
2018-12-14 21:34:38 C 02 57 05.17 +02 57 41.0 V 203
2018-12-14 21:37:18 C 02 57 10.10 +02 58 55.0 c J08
2018-12-14 21:40:07 C 02 57 13.12 +02 59 48.1 c J08
2018-12-14 21:42:21 C 02 57 13.53 +03 00 06.1 V 203
2018-12-14 21:48:16 C 02 57 21.95 +03 02 21.3 c J08
2018-12-14 21:55:42 C 02 57 28.09 +03 04 17.9 V 203
2018-12-14 22:44:17 C 02 58 21.03 +03 19 27.4 V K38
2018-12-14 22:45:20 C 02 58 21.52 +03 19 49.5 q 107
2018-12-14 22:49:11 C 02 58 26.40 +03 20 59.8 V K38
2018-12-14 22:49:55 C 02 58 26.56 +03 21 14.9 q 107
2018-12-14 22:53:53 C 02 58 30.87 +03 22 28.8 q 107
2018-12-14 22:54:07 C 02 58 31.75 +03 22 31.7 V K38
2018-12-14 22:59:01 C 02 58 37.15 +03 24 03.6 V K38
2018-12-15 06:04:58 C 03 06 39.01 +05 35 56.1 V I52
2018-12-15 06:05:11 C 03 06 39.23 +05 36 00.0 V I52
2018-12-15 06:05:24 C 03 06 39.45 +05 36 03.8 V I52
2018-12-15 06:05:36 C 03 06 39.68 +05 36 07.6 V I52
2018-12-15 17:08:32 C 03 18 58.83 +08 49 47.0 V 587
2018-12-15 17:09:26 C 03 18 59.74 +08 50 02.8 V 587
2018-12-15 17:11:27 C 03 19 01.88 +08 50 36.8 V 587
2018-12-15 19:47:28 C 03 21 40.64 +09 34 51.5 V 595
2018-12-15 19:51:29 C 03 21 44.68 +09 35 59.3 V 595
2018-12-15 19:55:30 C 03 21 48.74 +09 37 06.5 V 595
2018-12-15 20:03:33 C 03 21 56.82 +09 39 21.9 V 595
2018-12-15 20:11:41 C 03 22 04.99 +09 41 38.4 V 595
2018-12-15 20:20:37 C 03 22 14.62 +09 44 15.8 q 160
2018-12-15 20:22:51 C 03 22 16.87 +09 44 53.5 q 160
2018-12-15 20:25:10 C 03 22 19.20 +09 45 32.5 q 160
2018-12-15 20:27:32 C 03 22 21.57 +09 46 12.2 q 160
2018-12-15 20:29:40 C 03 22 23.68 +09 46 47.8 q 160
2018-12-15 20:29:59 C 03 22 26.04 +09 46 23.7 V J95
2018-12-15 20:31:31 C 03 22 25.55 +09 47 18.6 q 160
2018-12-15 20:32:05 C 03 22 28.21 +09 46 59.0 V J95
2018-12-15 20:34:25 C 03 22 30.56 +09 47 37.9 V J95
2018-12-15 21:37:48 C 03 23 34.44 +10 05 18.8 V J69
2018-12-15 21:46:08 C 03 23 42.70 +10 07 36.1 V J69
2018-12-15 21:54:29 C 03 23 51.12 +10 09 56.1 V J69
2018-12-16 00:10:54 C 03 26 07.49 +10 47 09.8 V Z80
2018-12-16 00:29:16 C 03 26 25.86 +10 52 07.9 V Z80
2018-12-16 00:35:54 C 03 26 32.54 +10 53 55.0 V Z80
2018-12-16 04:22:50 C 03 30 37.22 +11 56 02.0 V I52
2018-12-16 04:23:38 C 03 30 37.97 +11 56 14.9 V I52
2018-12-16 04:24:27 C 03 30 38.75 +11 56 27.5 V I52
2018-12-16 04:25:14 C 03 30 39.51 +11 56 40.3 V I52