2018 XB2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2817607917 ± 8.20e-08
Semi-major axis (a)1.5369685090 AU ± 1.08e-07
Inclination (i)19.28062600° ± 1.46e-05
Long. of Asc. Node (Ω)92.58196784° ± 7.81e-06
Arg. of Perihelion (ω)344.26520996° ± 7.88e-05
Mean Anomaly (M)231.39825593° ± 1.75e-04
Mean Motion (n)0.5172670590°/day ± 5.43e-08
Perihelion dist (q)1.10391105 AU ± 1.48e-07
Aphelion dist (Q)1.97002597 AU ± 1.87e-07
Orbital Period1.90544955 yr ± 2.00e-07
Physical Parameters
H (abs. magnitude)21.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.357″
Uncertainty0
Orbit TypeAmor
MOID0.126824 AU
Observations Used129
Oppositions1
Arc Total2018-2021
First Observation Used2018-12-09
Last Observation Used2021-01-10
Observations (130)
Date Type RA Dec Mag Band Observatory
2019-01-03 17:49:34 C 04 02 36.75 +32 27 50.0 t B49
2019-01-04 03:47:01 C 04 02 47.32 +33 14 40.2 V G96
2019-01-04 03:54:36 C 04 02 47.39 +33 15 16.2 V G96
2019-01-04 04:02:18 C 04 02 47.43 +33 15 51.4 V G96
2019-01-04 04:12:29 C 04 02 47.42 +33 16 39.8 V G96
2019-01-04 09:07:11 C 04 02 51.99 +33 39 26.0 V T05
2019-01-04 09:21:16 C 04 02 52.26 +33 40 29.6 V T05
2019-01-04 09:22:35 C 04 02 52.15 +33 40 34.9 V T05
2019-01-04 09:50:55 C 04 02 52.38 +33 42 43.9 V T05
2019-01-07 09:28:38 C 04 04 56.06 +38 48 58.2 V T08
2019-01-07 09:41:34 C 04 04 56.31 +38 49 49.1 V T08
2019-01-07 09:52:37 C 04 04 56.49 +38 50 33.4 V T08
2019-01-07 10:09:56 C 04 04 56.96 +38 51 39.2 V T08
2019-01-09 01:44:41 C 04 06 34.83 +41 22 06.4 V G96
2019-01-09 01:52:52 C 04 06 35.09 +41 22 36.8 V G96
2019-01-09 02:01:04 C 04 06 35.33 +41 23 07.2 V G96
2019-01-09 02:09:16 C 04 06 35.64 +41 23 37.1 V G96
2019-01-24 03:02:09 C 04 35 00.50 +56 18 47.6 V G96
2019-01-24 03:19:05 C 04 35 02.12 +56 19 13.6 V G96
2019-01-24 03:27:33 C 04 35 02.99 +56 19 27.5 V G96
2019-02-25 01:06:22 C 06 38 58.70 +63 01 20.6 u H21
2019-02-25 01:11:15 C 06 38 59.57 +63 01 19.1 u H21
2019-02-25 01:28:27 C 06 39 02.60 +63 01 16.4 u H21
2021-01-09 12:02:15 C 13 04 09.68 +25 02 46.8 V V06
2021-01-09 12:14:48 C 13 04 11.00 +25 02 58.3 V V06
2021-01-09 12:27:20 C 13 04 12.28 +25 03 10.4 V V06
2021-01-10 10:14:14 C 13 06 32.34 +25 23 41.5 V I52
2021-01-10 10:39:12 C 13 06 34.82 +25 24 06.3 V I52
2021-01-10 11:03:24 C 13 06 37.27 +25 24 29.6 V I52
2021-01-10 11:27:37 C 13 06 39.75 +25 24 51.0 V I52