2018 XN2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4076643262 ± 5.38e-04
Semi-major axis (a)1.6205858846 AU ± 1.44e-03
Inclination (i)3.14806067° ± 2.92e-03
Long. of Asc. Node (Ω)56.88160876° ± 5.05e-03
Arg. of Perihelion (ω)329.77564079° ± 2.06e-02
Mean Anomaly (M)152.49635193° ± 1.68e+00
Mean Motion (n)0.4777538531°/day ± 6.36e-04
Perihelion dist (q)0.95993083 AU ± 1.22e-03
Aphelion dist (Q)2.28124094 AU ± 2.20e-03
Orbital Period2.06304204 yr ± 2.75e-03
Physical Parameters
H (abs. magnitude)24.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.237″
Uncertainty4
Orbit TypeApollo
MOID0.003244 AU
Observations Used27
Oppositions1
Arc Total2018-2018
First Observation Used2018-12-10
Last Observation Used2018-12-12
Observations (27)
Date Type RA Dec Mag Band Observatory
2018-12-10 02:36:28 C 02 39 59.33 +27 31 30.5 V G96
2018-12-10 02:44:30 C 02 40 02.44 +27 31 48.1 V G96
2018-12-10 02:52:31 C 02 40 05.52 +27 32 06.3 V G96
2018-12-10 03:00:33 C 02 40 08.65 +27 32 24.5 V G96
2018-12-10 05:12:37 C 02 40 58.64 +27 37 07.0 V H01
2018-12-10 05:17:09 C 02 41 00.36 +27 37 16.5 V H01
2018-12-10 05:32:04 C 02 41 06.04 +27 37 47.6 V H01
2018-12-10 05:42:18 C 02 41 09.94 +27 38 08.8 V H01
2018-12-10 08:11:38 C 02 42 07.32 +27 43 12.7 V I52
2018-12-10 08:16:26 C 02 42 09.13 +27 43 21.9 V I52
2018-12-10 08:21:14 C 02 42 10.98 +27 43 31.2 V I52
2018-12-10 08:26:00 C 02 42 12.88 +27 43 40.9 V I52
2018-12-10 18:55:18 C 02 46 29.08 +28 04 41.2 V L01
2018-12-10 18:57:48 C 02 46 30.02 +28 04 46.3 V L01
2018-12-10 19:00:17 C 02 46 30.93 +28 04 51.4 V L01
2018-12-11 00:04:13 C 02 48 23.36 +28 14 27.9 V 204
2018-12-11 01:20:21 C 02 48 51.75 +28 16 43.9 V 204
2018-12-11 01:34:47 C 02 49 04.10 +28 17 35.1 u H21
2018-12-11 01:48:24 C 02 49 09.03 +28 18 01.7 u H21
2018-12-11 02:08:55 C 02 49 16.46 +28 18 41.4 u H21
2018-12-12 02:39:33 C 02 58 22.74 +29 01 28.8 V I52
2018-12-12 02:40:04 C 02 58 22.52 +29 01 28.8 V H01
2018-12-12 02:44:20 C 02 58 24.35 +29 01 37.4 V I52
2018-12-12 02:46:04 C 02 58 24.54 +29 01 39.1 V H01
2018-12-12 02:49:09 C 02 58 25.93 +29 01 44.4 V I52
2018-12-12 03:04:42 C 02 58 30.83 +29 02 10.6 V H01
2018-12-12 03:14:59 C 02 58 34.30 +29 02 27.6 V H01