2018 XB1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5851318318
Semi-major axis (a)2.4426749439 AU
Inclination (i)15.86160623°
Long. of Asc. Node (Ω)262.64561422°
Arg. of Perihelion (ω)152.66173473°
Mean Anomaly (M)300.51062720°
Mean Motion (n)0.2581823100°/day
Perihelion dist (q)1.01338760 AU
Aphelion dist (Q)3.87180540 AU
Orbital Period3.81748730 yr
Physical Parameters
H (abs. magnitude)22.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.315″
Uncertainty
Orbit TypeAmor
MOID0.061213 AU
Observations Used90
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-12-31
Observations (91)
Date Type RA Dec Mag Band Observatory
2018-12-09 00:25:27 C 05 42 30.52 +51 11 13.0 V 204
2018-12-09 00:28:04 C 05 42 31.96 +51 10 33.4 V 204
2018-12-09 02:51:52 C 05 44 07.71 +50 33 32.6 U H36
2018-12-09 03:04:42 C 05 44 14.78 +50 30 21.2 U H36
2018-12-09 03:08:59 C 05 44 17.13 +50 29 17.0 U H36
2018-12-09 03:17:31 C 05 44 21.79 +50 27 09.5 U H36
2018-12-09 03:21:48 C 05 44 24.12 +50 26 05.6 U H36
2018-12-09 07:17:19 C 05 46 28.83 +49 27 01.1 V G96
2018-12-09 07:24:54 C 05 46 32.57 +49 25 06.1 V G96
2018-12-09 07:32:32 C 05 46 36.32 +49 23 10.0 V G96
2018-12-09 07:40:18 C 05 46 40.16 +49 21 11.7 V G96
2018-12-09 07:46:32 C 05 46 43.22 +49 19 36.5 V G96
2018-12-09 07:54:21 C 05 46 47.03 +49 17 37.8 V G96
2018-12-09 08:02:21 C 05 46 50.98 +49 15 35.3 V G96
2018-12-09 08:10:36 C 05 46 55.00 +49 13 29.3 V G96
2018-12-09 21:19:42 C 05 53 40.11 +45 52 17.4 V Z80
2018-12-09 21:22:57 C 05 53 41.67 +45 51 29.3 V Z80
2018-12-09 21:27:27 C 05 53 43.53 +45 50 21.7 V Z80
2018-12-09 21:30:41 C 05 53 45.07 +45 49 33.8 V Z80
2018-12-09 21:34:22 C 05 53 46.76 +45 48 39.0 V Z80
2018-12-10 11:40:06 C 05 59 46.10 +42 18 41.5 V T08
2018-12-10 11:42:08 C 05 59 46.80 +42 18 11.3 V T08
2018-12-10 11:58:09 C 05 59 52.44 +42 14 12.2 V T08
2018-12-10 12:04:52 C 05 59 54.78 +42 12 32.5 V T08
2018-12-10 12:26:15 C 06 00 02.34 +42 07 12.8 V T08
2018-12-12 00:07:03 C 06 12 10.15 +33 37 34.3 q 160
2018-12-12 00:10:23 C 06 12 10.98 +33 36 49.3 q 160
2018-12-12 00:13:59 C 06 12 11.88 +33 36 00.6 q 160
2018-12-16 01:13:31 C 06 31 14.97 +15 23 13.4 q 160
2018-12-16 01:17:03 C 06 31 15.42 +15 22 41.2 q 160
2018-12-16 01:20:34 C 06 31 15.77 +15 22 09.7 q 160
2018-12-18 10:47:56 C 06 37 43.05 +07 55 27.7 V T05
2018-12-18 11:01:43 C 06 37 43.99 +07 53 55.9 V T05
2018-12-18 11:14:14 C 06 37 44.83 +07 52 31.7 V T05
2018-12-18 11:26:43 C 06 37 45.61 +07 51 08.1 V T05
2018-12-23 08:49:34 C 06 45 38.31 -02 02 38.0 o 695
2018-12-23 09:00:27 C 06 45 38.65 -02 03 18.7 o 695
2018-12-23 09:11:21 C 06 45 38.98 -02 03 59.3 o 695
2018-12-31 02:32:46 C 06 51 32.92 -09 45 16.5 u 807
2018-12-31 02:38:48 C 06 51 32.99 -09 45 26.0 u 807
2018-12-31 02:45:38 C 06 51 33.07 -09 45 37.0 u 807