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
2018-12-06 11:04:48 C 04 47 00.86 +65 59 37.4 V T08
2018-12-06 11:29:51 C 04 47 32.07 +65 54 06.9 V T08
2018-12-06 11:31:51 C 04 47 34.61 +65 53 40.7 V T08
2018-12-06 12:30:41 C 04 48 47.80 +65 40 40.7 V T08
2018-12-08 12:03:24 C 05 34 32.67 +54 20 07.3 V T05
2018-12-08 12:23:55 C 05 34 45.48 +54 14 53.3 V T05
2018-12-08 12:34:31 C 05 34 52.13 +54 12 11.9 V T05
2018-12-08 12:48:14 C 05 35 00.69 +54 08 40.5 V T05
2018-12-08 15:42:23 C 05 36 50.53 +53 23 39.5 V T05
2018-12-08 15:43:03 C 05 36 50.90 +53 23 29.4 V T05
2018-12-08 15:43:43 C 05 36 51.36 +53 23 18.1 V T05
2018-12-08 15:44:22 C 05 36 51.77 +53 23 08.3 V T05
2018-12-08 15:45:01 C 05 36 52.24 +53 22 58.1 V T05
2018-12-08 15:45:41 C 05 36 52.62 +53 22 48.1 V T05
2018-12-08 15:47:00 C 05 36 53.47 +53 22 27.4 V T05
2018-12-08 20:31:41 C 05 40 17.98 +52 10 10.3 V K51
2018-12-08 20:35:32 C 05 40 20.67 +52 09 15.7 18.0 V 104
2018-12-08 20:36:29 C 05 40 20.81 +52 08 58.5 V K51
2018-12-08 20:39:25 C 05 40 21.13 +52 08 18.2 o K88
2018-12-08 20:39:51 C 05 40 23.19 +52 08 11.3 18.1 V 104
2018-12-08 20:40:54 C 05 40 22.01 +52 07 56.2 o K88
2018-12-08 20:41:15 C 05 40 23.63 +52 07 46.8 V K51
2018-12-08 20:45:20 C 05 40 24.58 +52 06 49.3 o K88
2018-12-08 20:47:56 C 05 40 26.11 +52 06 10.0 o K88
2018-12-08 20:49:25 C 05 40 26.98 +52 05 48.0 o K88
2018-12-08 20:49:47 C 05 40 29.03 +52 05 42.6 17.7 V 104
2018-12-08 20:50:53 C 05 40 27.82 +52 05 25.7 o K88
2018-12-08 20:52:22 C 05 40 28.68 +52 05 03.3 o K88
2018-12-08 20:58:22 C 05 40 33.99 +52 03 34.3 17.9 V 104
2018-12-08 21:04:42 C 05 40 37.05 +52 01 56.8 V 595
2018-12-08 21:09:15 C 05 40 39.62 +52 00 48.2 V 595
2018-12-08 21:13:49 C 05 40 42.30 +51 59 39.7 V 595
2018-12-08 22:03:25 C 05 41 11.83 +51 47 13.1 q C77
2018-12-08 22:06:02 C 05 41 12.90 +51 46 30.9 V K38
2018-12-08 22:08:48 C 05 41 14.88 +51 45 51.8 q C77
2018-12-08 22:13:27 C 05 41 17.12 +51 44 38.9 V K38
2018-12-08 22:20:53 C 05 41 21.33 +51 42 46.7 V K38
2018-12-08 22:23:29 C 05 41 23.23 +51 42 10.1 q C77
2018-12-08 22:28:18 C 05 41 25.51 +51 40 54.3 V K38
2018-12-08 22:36:55 C 05 41 30.41 +51 38 44.2 V K38
2018-12-08 23:16:46 C 05 41 52.37 +51 28 45.0 V K63
2018-12-08 23:21:12 C 05 41 54.79 +51 27 37.8 V K63
2018-12-08 23:25:14 C 05 41 57.02 +51 26 36.7 V K63
2018-12-08 23:44:19 C 05 42 06.94 +51 21 42.6 V L01
2018-12-08 23:44:53 C 05 42 07.29 +51 21 34.1 V L01
2018-12-08 23:46:35 C 05 42 08.22 +51 21 08.4 V L01
2018-12-08 23:47:45 C 05 42 08.87 +51 20 50.7 V L01
2018-12-08 23:49:44 C 05 42 09.96 +51 20 20.0 V L01
2018-12-09 00:17:40 C 05 42 26.23 +51 13 11.9 V 204
2018-12-09 00:22:50 C 05 42 29.07 +51 11 53.4 V 204