2023 XE18

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6490537932 ± 5.54e-04
Semi-major axis (a)2.0229857454 AU ± 3.31e-03
Inclination (i)8.58918613° ± 6.51e-03
Long. of Asc. Node (Ω)278.92258139° ± 1.52e-02
Arg. of Perihelion (ω)59.77966247° ± 3.22e-02
Mean Anomaly (M)263.46466152° ± 6.54e-01
Mean Motion (n)0.3425492668°/day ± 8.41e-04
Perihelion dist (q)0.70995917 AU ± 1.61e-03
Aphelion dist (Q)3.33601232 AU ± 5.58e-03
Orbital Period2.87732709 yr ± 7.07e-03
Physical Parameters
H (abs. magnitude)21.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.225″
Uncertainty3
Orbit TypeApollo
MOID0.042082 AU
Observations Used25
Oppositions1
Arc Total2023-2024
First Observation Used2023-12-15
Last Observation Used2024-01-01
Observations (26)
Date Type RA Dec Mag Band Observatory
2023-12-15 02:56:36 C 00 54 28.026 +22 57 19.66 V G96
2023-12-15 03:04:14 C 00 54 30.625 +22 57 20.20 V G96
2023-12-15 03:11:57 C 00 54 33.224 +22 57 21.24 V G96
2023-12-15 03:19:35 C 00 54 35.831 +22 57 22.03 V G96
2023-12-15 05:26:00 C 00 55 18.592 +22 57 31.07 V I52
2023-12-15 05:30:27 C 00 55 20.032 +22 57 30.06 V I52
2023-12-15 05:34:54 C 00 55 21.533 +22 57 30.49 V I52
2023-12-16 01:39:33 C 01 02 08.077 +22 58 37.81 V I52
2023-12-16 01:44:00 C 01 02 09.481 +22 58 37.78 V I52
2023-12-16 01:48:28 C 01 02 10.900 +22 58 38.03 V I52
2023-12-16 01:52:55 C 01 02 12.322 +22 58 37.85 V I52
2023-12-16 01:57:23 C 01 02 13.830 +22 58 37.63 V I52
2023-12-16 02:01:51 C 01 02 15.238 +22 58 38.46 V I52
2023-12-16 02:10:46 C 01 02 18.114 +22 58 38.86 V I52
2023-12-16 03:46:38 C 01 02 48.782 +22 58 40.59 V H01
2023-12-16 03:51:50 C 01 02 50.453 +22 58 40.62 V H01
2023-12-16 04:08:58 C 01 02 55.944 +22 58 40.75 V H01
2023-12-16 04:18:18 C 01 02 58.949 +22 58 40.88 V H01
2023-12-17 19:39:13 C 01 15 20.01 +22 58 13.2 V 204
2023-12-17 20:17:59 C 01 15 31.44 +22 58 11.5 V 204
2023-12-17 20:51:17 C 01 15 41.27 +22 58 09.5 V 204
2023-12-21 01:33:10 C 01 36 57.63 +22 51 19.2 V 291
2023-12-21 01:55:04 C 01 37 03.11 +22 51 16.7 V 291
2023-12-21 02:17:02 C 01 37 08.59 +22 51 13.9 V 291
2024-01-01 07:22:09 C 02 31 13.75 +22 07 35.1 V 291
2024-01-01 07:48:26 C 02 31 17.93 +22 07 30.4 V 291