2023 XC18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2170506658 ± 8.15e-08
Semi-major axis (a)1.1514812093 AU ± 4.90e-09
Inclination (i)17.15598273° ± 9.61e-06
Long. of Asc. Node (Ω)51.50105065° ± 3.72e-05
Arg. of Perihelion (ω)175.61255661° ± 8.02e-05
Mean Anomaly (M)92.50150334° ± 6.33e-05
Mean Motion (n)0.7976768593°/day ± 5.09e-09
Perihelion dist (q)0.90155145 AU ± 9.39e-08
Aphelion dist (Q)1.40141097 AU ± 9.40e-08
Orbital Period1.23562101 yr ± 7.88e-09
Physical Parameters
H (abs. magnitude)21.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.274″
Uncertainty0
Orbit TypeApollo
MOID0.108842 AU
Observations Used30
Oppositions3
Arc Total2008-2024
First Observation Used2008-10-30
Last Observation Used2024-09-02
Observations (30)
Date Type RA Dec Mag Band Observatory
2008-10-30 08:40:03 C 02 32 16.42 -01 28 18.2 X 645
2008-10-30 08:41:15 C 02 32 16.26 -01 28 17.4 X 645
2008-10-30 08:44:50 C 02 32 15.70 -01 28 14.7 X 645
2023-12-11 09:30:28 C 09 28 04.10 +50 40 28.8 V G96
2023-12-11 09:37:57 C 09 28 04.92 +50 40 42.2 V G96
2023-12-11 09:45:27 C 09 28 05.79 +50 40 54.5 V G96
2023-12-15 14:23:17 C 09 39 52.174 +53 39 59.81 X F52
2023-12-15 15:04:11 C 09 39 56.713 +53 41 14.29 X F52
2023-12-15 15:24:44 C 09 39 58.985 +53 41 51.54 X F52
2023-12-16 06:08:43 C 09 41 47.833 +54 08 35.62 V H01
2023-12-16 06:15:51 C 09 41 48.707 +54 08 49.05 V H01
2023-12-16 06:26:51 C 09 41 50.012 +54 09 09.95 V H01
2023-12-16 06:33:13 C 09 41 50.774 +54 09 22.05 V H01
2023-12-17 03:24:59 C 09 44 21.25 +54 47 55.8 V 204
2023-12-17 03:59:03 C 09 44 25.20 +54 48 59.1 V 204
2023-12-17 04:33:06 C 09 44 29.14 +54 50 01.9 V 204
2023-12-31 10:39:55 C 10 32 19.028 +65 49 28.49 V I52
2023-12-31 10:45:31 C 10 32 19.705 +65 49 39.54 V I52
2023-12-31 10:51:06 C 10 32 20.677 +65 49 50.45 V I52
2024-01-10 23:21:14 C 11 22 17.88 +73 40 03.3 X 033
2024-01-10 23:24:44 C 11 22 18.74 +73 40 09.7 X 033
2024-01-10 23:28:12 C 11 22 19.45 +73 40 15.8 X 033
2024-01-11 04:10:36 C 11 23 24.50 +73 48 33.6 X 033
2024-01-11 04:14:31 C 11 23 25.35 +73 48 40.3 X 033
2024-01-11 04:18:24 C 11 23 26.27 +73 48 46.9 X 033
2024-01-11 04:22:33 C 11 23 27.24 +73 48 54.4 X 033
2024-09-01 13:50:58 C 03 10 06.638 -37 27 19.89 V T12
2024-09-01 14:22:05 C 03 10 04.422 -37 27 31.50 V T12
2024-09-02 14:34:16 C 03 08 28.168 -37 36 15.30 V T12
2024-09-02 14:44:03 C 03 08 27.427 -37 36 18.81 V T12