2018 XC2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4522550719 ± 1.78e-06
Semi-major axis (a)1.8029343893 AU ± 5.89e-06
Inclination (i)13.45078129° ± 4.43e-05
Long. of Asc. Node (Ω)73.45255217° ± 9.05e-06
Arg. of Perihelion (ω)76.32915888° ± 1.64e-05
Mean Anomaly (M)284.74738830° ± 4.93e-03
Mean Motion (n)0.4071387063°/day ± 1.99e-06
Perihelion dist (q)0.98754817 AU ± 4.55e-06
Aphelion dist (Q)2.61832061 AU ± 9.13e-06
Orbital Period2.42086117 yr ± 1.19e-05
Physical Parameters
H (abs. magnitude)21.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.291″
Uncertainty1
Orbit TypeApollo
MOID0.161920 AU
Observations Used127
Oppositions1
Arc Total2018-2019
First Observation Used2018-12-09
Last Observation Used2019-06-07
Observations (146)
Date Type RA Dec Mag Band Observatory
2018-12-11 02:05:15 C 05 16 02.75 +29 17 23.1 V 204
2018-12-11 08:04:07 C 05 15 38.71 +29 31 18.6 u 850
2018-12-11 08:15:08 C 05 15 37.93 +29 31 44.3 u 850
2018-12-11 08:26:02 C 05 15 37.13 +29 32 10.8 u 850
2018-12-11 18:54:22 C 05 14 57.51 +29 56 28.0 V Z99
2018-12-11 18:59:26 C 05 14 57.33 +29 56 39.9 V Z99
2018-12-11 19:04:41 C 05 14 56.79 +29 56 52.3 V Z99
2018-12-11 19:52:55 C 05 14 53.39 +29 58 53.0 V K51
2018-12-11 19:56:15 C 05 14 53.14 +29 59 01.1 V K51
2018-12-11 19:59:36 C 05 14 52.90 +29 59 09.0 V K51
2018-12-11 20:59:53 C 05 14 48.02 +30 01 34.5 t L04
2018-12-11 21:05:42 C 05 14 47.58 +30 01 48.4 t L04
2018-12-11 22:23:32 C 05 14 42.07 +30 04 53.9 V K38
2018-12-11 22:58:04 C 05 14 39.36 +30 06 16.2 V K38
2018-12-12 03:25:12 C 05 14 21.71 +30 16 57.8 u 850
2018-12-12 04:00:16 C 05 14 18.96 +30 18 22.7 u 850
2018-12-12 04:24:27 C 05 14 17.07 +30 19 21.1 u 850
2018-12-12 12:06:09 C 05 13 41.37 +30 37 49.0 18.5 V 695
2018-12-12 12:07:13 C 05 13 41.29 +30 37 52.0 18.9 V 695
2018-12-19 05:06:59 C 04 59 32.52 +37 57 17.1 u H21
2018-12-19 05:13:48 C 04 59 31.74 +37 57 38.0 u H21
2018-12-26 04:59:55 C 04 37 36.92 +47 08 28.1 18.6 q H21
2018-12-26 05:06:20 C 04 37 35.80 +47 08 50.2 18.5 q H21
2018-12-26 05:12:51 C 04 37 34.70 +47 09 12.9 18.7 q H21
2018-12-26 05:19:21 C 04 37 33.56 +47 09 35.5 18.5 q H21
2018-12-26 05:25:46 C 04 37 32.45 +47 09 57.8 18.4 q H21
2018-12-26 18:02:24 C 04 35 33.60 +47 54 01.2 V K38
2018-12-26 18:24:14 C 04 35 29.83 +47 55 20.7 V K38
2018-12-26 18:47:32 C 04 35 25.75 +47 56 43.3 V K38
2019-01-02 23:03:30 C 03 59 26.52 +58 16 06.0 V G40
2019-01-02 23:17:36 C 03 59 22.53 +58 16 55.4 V G40
2019-01-02 23:35:57 C 03 59 17.26 +58 18 00.3 V G40
2019-01-02 23:50:05 C 03 59 13.34 +58 18 50.2 V G40
2019-01-24 01:50:59 S 22 42 32.258 +76 38 51.11 L C51
2019-01-24 06:33:44 S 22 38 13.322 +76 37 07.18 L C51
2019-01-24 08:07:59 S 22 36 48.019 +76 36 29.77 L C51
2019-01-24 11:16:29 S 22 33 57.341 +76 35 10.00 L C51
2019-01-24 14:24:59 S 22 31 07.994 +76 33 43.96 L C51
2019-01-24 15:59:14 S 22 29 42.890 +76 32 57.59 L C51
2019-01-24 19:34:16 C 22 26 21.98 +76 31 04.8 V 204
2019-01-24 20:05:09 C 22 25 54.66 +76 30 44.5 V 204
2019-03-01 11:11:38 C 18 04 26.57 +51 58 18.6 o 711
2019-03-01 11:17:17 C 18 04 26.04 +51 58 09.3 o 711
2019-03-01 11:22:56 C 18 04 25.50 +51 57 59.6 o 711
2019-03-13 10:27:53 S 17 44 20.945 +43 55 14.30 L C51
2019-03-13 13:36:12 S 17 44 09.067 +43 50 08.30 L C51
2019-03-13 18:18:57 S 17 43 51.062 +43 42 29.95 L C51
2019-03-13 19:53:01 S 17 43 45.192 +43 39 56.81 L C51
2019-03-14 03:44:16 S 17 43 15.382 +43 27 12.64 L C51
2019-03-14 08:26:50 S 17 42 57.576 +43 19 34.28 L C51