2023 XD18

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6454055142 ± 3.78e-04
Semi-major axis (a)2.6148296182 AU ± 2.72e-03
Inclination (i)2.96712409° ± 1.42e-03
Long. of Asc. Node (Ω)262.06821452° ± 2.44e-04
Arg. of Perihelion (ω)221.91442813° ± 1.44e-03
Mean Anomaly (M)157.13707898° ± 2.45e-01
Mean Motion (n)0.2331026350°/day ± 3.64e-04
Perihelion dist (q)0.92720416 AU ± 1.38e-03
Aphelion dist (Q)4.30245507 AU ± 4.59e-03
Orbital Period4.22829319 yr ± 6.60e-03
Physical Parameters
H (abs. magnitude)26.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.315″
Uncertainty3
Orbit TypeApollo
MOID0.008937 AU
Observations Used29
Oppositions1
Arc Total2023-2023
First Observation Used2023-12-09
Last Observation Used2023-12-22
Observations (29)
Date Type RA Dec Mag Band Observatory
2023-12-09 10:47:22 C 03 29 05.157 +23 32 58.24 V F52
2023-12-09 11:06:08 C 03 29 05.434 +23 32 42.14 V F52
2023-12-09 11:24:54 C 03 29 05.746 +23 32 26.29 V F52
2023-12-15 04:58:41 C 03 39 34.510 +20 34 18.37 V G96
2023-12-15 05:06:05 C 03 39 35.251 +20 34 02.53 V G96
2023-12-15 05:13:29 C 03 39 35.968 +20 33 46.62 V G96
2023-12-15 07:26:39 C 03 39 48.676 +20 28 51.89 V I52
2023-12-15 07:28:54 C 03 39 48.899 +20 28 46.67 V I52
2023-12-15 07:31:08 C 03 39 49.064 +20 28 41.92 V I52
2023-12-15 07:33:22 C 03 39 49.352 +20 28 36.66 V I52
2023-12-16 05:36:55 C 03 43 27.387 +19 34 55.28 X F52
2023-12-16 05:53:50 C 03 43 29.674 +19 34 11.33 X F52
2023-12-16 06:10:45 C 03 43 31.947 +19 33 27.67 X F52
2023-12-16 06:27:37 C 03 43 34.186 +19 32 43.03 X F52
2023-12-17 01:33:41 C 03 47 22.643 +18 32 50.42 V I52
2023-12-17 01:37:17 C 03 47 23.320 +18 32 39.08 V I52
2023-12-17 01:40:52 C 03 47 24.032 +18 32 27.38 V I52
2023-12-17 01:44:28 C 03 47 24.684 +18 32 15.65 V I52
2023-12-17 18:29:56 C 03 51 25.83 +17 27 31.2 V L01
2023-12-17 18:32:04 C 03 51 26.38 +17 27 22.4 V L01
2023-12-17 18:34:11 C 03 51 26.93 +17 27 13.2 V L01
2023-12-17 23:08:12 B 03 52 33.14 +17 07 23.2 X 958
2023-12-17 23:15:15 B 03 52 34.77 +17 06 52.5 X 958
2023-12-17 23:19:59 C 03 52 34.24 +17 06 18.8 V 204
2023-12-17 23:22:17 B 03 52 36.40 +17 06 19.2 X 958
2023-12-17 23:37:23 C 03 52 38.47 +17 04 57.9 V 204
2023-12-17 23:54:46 C 03 52 42.77 +17 03 36.4 V 204
2023-12-22 21:24:27 B 05 54 25.469 -16 37 33.56 Z M49
2023-12-22 21:31:38 B 05 54 47.738 -16 43 38.71 Z M49