IAA RAS IAA Minor Planet Database

2018 XH2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3595807132 ± 1.11e-05
Semi-major axis (a)1.6102912217 AU ± 2.97e-05
Inclination (i)2.79589945° ± 7.95e-05
Long. of Asc. Node (Ω)41.52191930° ± 1.56e-04
Arg. of Perihelion (ω)55.21229976° ± 1.89e-04
Mean Anomaly (M)136.93720584° ± 3.48e-02
Mean Motion (n)0.4823426199°/day ± 1.34e-05
Perihelion dist (q)1.03126156 AU ± 2.61e-05
Aphelion dist (Q)2.18932089 AU ± 4.42e-05
Orbital Period2.04341529 yr ± 5.66e-05
Physical Parameters
H (abs. magnitude)24.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.276″
Uncertainty2
Orbit TypeAmor
MOID0.061150 AU
Observations Used53
Oppositions1
Arc Total2018-2019
First Observation Used2018-12-09
Last Observation Used2019-02-27
Observations (53)
Date Type RA Dec Mag Band Observatory
2018-12-09 10:59:19 C 07 36 54.43 +46 30 17.4 – V G96
2018-12-09 11:06:50 C 07 36 58.30 +46 30 23.5 – V G96
2018-12-09 11:14:21 C 07 37 02.05 +46 30 29.4 – V G96
2018-12-09 11:21:51 C 07 37 05.78 +46 30 35.9 – V G96
2018-12-09 12:10:36 C 07 37 30.12 +46 31 05.9 – V H01
2018-12-09 12:15:06 C 07 37 32.42 +46 31 09.1 – V H01
2018-12-09 12:32:39 C 07 37 41.42 +46 31 21.0 – V H01
2018-12-09 12:39:38 C 07 37 45.32 +46 31 31.7 – V I52
2018-12-09 12:43:14 C 07 37 47.17 +46 31 34.2 – V I52
2018-12-09 12:44:09 C 07 37 47.33 +46 31 28.5 – V H01
2018-12-09 12:45:02 C 07 37 48.05 +46 31 35.4 – V I52
2018-12-10 03:50:22 C 07 46 04.10 +46 43 30.4 – V L01
2018-12-10 03:52:32 C 07 46 05.22 +46 43 32.0 – V L01
2018-12-10 03:56:34 C 07 46 07.35 +46 43 34.1 – V L01
2018-12-10 07:23:21 C 07 48 11.31 +46 46 22.3 – V I52
2018-12-10 07:24:27 C 07 48 11.83 +46 46 23.1 – V I52
2018-12-10 07:25:33 C 07 48 12.44 +46 46 24.2 – V I52
2018-12-10 07:26:39 C 07 48 12.96 +46 46 25.1 – V I52
2018-12-11 03:37:05 C 07 59 08.89 +46 57 53.5 – V L01
2018-12-11 03:40:30 C 07 59 10.66 +46 57 54.5 – V L01
2018-12-11 03:44:32 C 07 59 12.71 +46 57 55.7 – V L01
2018-12-11 07:55:11 C 08 01 36.44 +47 00 08.0 – u H21
2018-12-11 08:00:12 C 08 01 39.01 +47 00 10.4 – u H21
2018-12-11 08:07:44 C 08 01 42.88 +47 00 13.9 – u H21
2018-12-12 10:57:15 C 08 16 26.13 +47 07 58.0 – V H01
2018-12-12 11:04:52 C 08 16 30.01 +47 07 58.3 – V H01
2018-12-12 11:19:31 C 08 16 37.48 +47 07 59.0 – V H01
2018-12-12 11:27:10 C 08 16 41.38 +47 07 59.1 – V H01
2018-12-14 10:58:49 C 08 42 32.31 +47 02 34.4 – V I52
2018-12-14 11:00:13 C 08 42 33.03 +47 02 33.8 – V I52
2018-12-14 11:57:13 C 08 43 01.05 +47 02 09.3 – V I52
2018-12-16 11:57:04 C 09 07 58.31 +46 33 35.8 – V I52
2018-12-16 12:00:22 C 09 07 59.86 +46 33 32.4 – V I52
2018-12-16 12:03:40 C 09 08 01.38 +46 33 29.9 – V I52
2018-12-16 12:06:58 C 09 08 02.88 +46 33 26.6 – V I52
2018-12-19 08:56:22 C 09 40 55.35 +45 19 40.8 – V I52
2018-12-19 09:00:30 C 09 40 56.99 +45 19 36.4 – V I52
2018-12-19 09:03:31 C 09 40 58.23 +45 19 33.3 – V I52
2018-12-20 12:52:15 C 09 52 51.01 +44 41 28.8 – V I52
2018-12-20 12:54:03 C 09 52 51.80 +44 41 25.8 – V I52
2018-12-20 12:55:51 C 09 52 52.50 +44 41 23.0 – V I52
2018-12-20 12:57:39 C 09 52 53.10 +44 41 19.9 – V I52
2019-01-04 10:04:36 C 11 28 53.20 +34 45 49.4 – V G96
2019-01-04 10:12:01 C 11 28 54.08 +34 45 38.6 – V G96
2019-01-04 10:19:24 C 11 28 54.97 +34 45 27.9 – V G96
2019-01-27 11:29:57 C 12 00 11.32 +24 51 10.9 – V V06
2019-01-27 11:34:44 C 12 00 11.22 +24 51 07.6 – V V06
2019-01-27 11:39:30 C 12 00 11.08 +24 51 04.1 – V V06
2019-02-02 08:08:03 C 11 57 36.38 +23 20 39.6 – u H21
2019-02-02 08:26:25 C 11 57 35.61 +23 20 28.7 – u H21