IAA RAS IAA Minor Planet Database

2018 XC

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4035575753 ± 1.12e-04
Semi-major axis (a)0.7899527886 AU ± 1.00e-05
Inclination (i)21.32332691° ± 1.05e-02
Long. of Asc. Node (Ω)69.80076780° ± 1.01e-04
Arg. of Perihelion (ω)212.23893542° ± 2.77e-03
Mean Anomaly (M)88.96172358° ± 5.18e-02
Mean Motion (n)1.4038172393°/day ± 2.67e-05
Perihelion dist (q)0.47116136 AU ± 8.88e-05
Aphelion dist (Q)1.10874422 AU ± 8.97e-05
Orbital Period0.70210442 yr ± 1.33e-05
Physical Parameters
H (abs. magnitude)25.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.251″
Uncertainty2
Orbit TypeAten
MOID0.012460 AU
Observations Used42
Oppositions1
Arc Total2018-2018
First Observation Used2018-12-03
Last Observation Used2018-12-10
Observations (48)
Date Type RA Dec Mag Band Observatory
2018-12-03 06:17:48 C 04 07 09.87 +34 59 57.4 – U I41
2018-12-03 06:18:18 C 04 07 08.56 +35 00 05.8 – U I41
2018-12-03 07:57:34 C 04 03 08.50 +35 27 30.4 – U I41
2018-12-03 07:58:04 C 04 03 07.19 +35 27 38.9 – U I41
2018-12-03 23:51:47 C 03 30 42.28 +38 49 11.1 – V J95
2018-12-03 23:53:23 C 03 30 39.24 +38 49 26.7 – V J95
2018-12-03 23:55:01 C 03 30 36.18 +38 49 42.9 – V J95
2018-12-04 02:38:30 C 03 26 07.40 +39 16 28.5 – V I52
2018-12-04 02:40:06 C 03 26 04.54 +39 16 43.5 – V I52
2018-12-04 05:12:40 C 03 21 34.26 +39 38 31.0 – L 658
2018-12-04 05:13:18 C 03 21 33.13 +39 38 36.4 – L 658
2018-12-04 05:13:57 C 03 21 31.99 +39 38 42.0 – L 658
2018-12-04 05:14:36 C 03 21 30.87 +39 38 47.8 – L 658
2018-12-04 05:15:16 C 03 21 29.73 +39 38 53.3 – L 658
2018-12-04 16:51:44 C 03 03 47.15 +41 00 54.9 – S 033
2018-12-04 16:52:43 C 03 03 45.77 +41 01 01.6 – S 033
2018-12-04 16:53:41 C 03 03 44.35 +41 01 07.8 – S 033
2018-12-04 16:54:40 C 03 03 43.00 +41 01 13.9 – S 033
2018-12-04 16:55:37 C 03 03 41.59 +41 01 20.3 – S 033
2018-12-04 16:56:35 C 03 03 40.21 +41 01 26.6 – S 033
2018-12-04 16:57:35 C 03 03 38.80 +41 01 32.8 – S 033
2018-12-04 17:42:25 C 03 02 36.45 +41 06 42.1 – V 104
2018-12-04 17:43:59 C 03 02 33.43 +41 06 52.4 – – L01
2018-12-04 17:45:50 C 03 02 30.80 +41 07 03.8 – – L01
2018-12-04 17:47:28 C 03 02 28.44 +41 07 14.0 – – L01
2018-12-04 17:47:30 C 03 02 29.11 +41 07 13.7 19.4 V 104
2018-12-04 17:49:02 C 03 02 26.19 +41 07 24.0 – – L01
2018-12-04 17:50:53 C 03 02 23.55 +41 07 35.2 – – L01
2018-12-04 17:50:58 C 03 02 24.21 +41 07 35.7 19.7 V 104
2018-12-04 18:27:30 C 03 01 31.82 +41 11 14.5 – U 587
2018-12-04 18:28:09 C 03 01 30.90 +41 11 18.5 – U 587
2018-12-04 18:46:15 C 03 01 05.12 +41 13 08.5 – U 587
2018-12-04 18:58:53 C 03 00 45.77 +41 14 07.1 – S 033
2018-12-04 18:59:51 C 03 00 44.40 +41 14 12.8 – S 033
2018-12-04 19:00:50 C 03 00 43.02 +41 14 18.7 – S 033
2018-12-04 19:01:49 C 03 00 41.64 +41 14 24.3 – S 033
2018-12-04 19:02:47 C 03 00 40.27 +41 14 30.3 – S 033
2018-12-04 19:03:44 C 03 00 38.90 +41 14 35.9 – S 033
2018-12-04 19:04:43 C 03 00 37.52 +41 14 41.7 – S 033
2018-12-04 19:05:42 C 03 00 36.15 +41 14 47.4 – S 033
2018-12-04 20:47:00 C 02 58 23.482 +41 25 35.98 – V J04
2018-12-04 20:48:30 C 02 58 21.418 +41 25 44.79 – V J04
2018-12-05 01:34:58 C 02 51 48.92 +41 47 58.6 – V 204
2018-12-05 01:45:04 C 02 51 36.15 +41 48 41.1 – V 204
2018-12-05 01:56:53 C 02 51 21.22 +41 49 31.1 – V 204
2018-12-10 01:45:15 C 01 36 16.27 +44 48 38.7 – u H21
2018-12-10 02:13:04 C 01 36 06.91 +44 48 47.3 – u H21
2018-12-10 02:26:14 C 01 36 02.48 +44 48 51.5 – u H21