2024 XK9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4702290105 ± 3.42e-04
Semi-major axis (a)1.5075346732 AU ± 8.09e-04
Inclination (i)10.88289409° ± 6.21e-03
Long. of Asc. Node (Ω)246.95967170° ± 8.89e-04
Arg. of Perihelion (ω)116.87536364° ± 2.64e-03
Mean Anomaly (M)212.58000852° ± 1.76e-01
Mean Motion (n)0.5324898227°/day ± 4.29e-04
Perihelion dist (q)0.79864814 AU ± 6.70e-04
Aphelion dist (Q)2.21642121 AU ± 1.30e-03
Orbital Period1.85097675 yr ± 1.49e-03
Physical Parameters
H (abs. magnitude)25.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.257″
Uncertainty3
Orbit TypeApollo
MOID0.008827 AU
Observations Used19
Oppositions1
Arc Total2024-2024
First Observation Used2024-12-06
Last Observation Used2024-12-08
Observations (19)
Date Type RA Dec Mag Band Observatory
2024-12-06 08:08:32 C 04 01 45.869 -19 29 25.90 X F52
2024-12-06 08:24:06 C 04 01 56.610 -19 27 17.93 X F52
2024-12-06 08:39:40 C 04 02 07.191 -19 25 11.09 X F52
2024-12-06 10:12:08 C 04 03 09.018 -19 12 39.35 V F52
2024-12-06 10:13:18 C 04 03 09.785 -19 12 29.78 V F52
2024-12-07 04:44:53 C 04 14 47.98 -17 02 27.5 X 858
2024-12-07 04:59:48 C 04 14 55.13 -17 00 56.9 X 858
2024-12-07 05:10:19 C 04 14 52.830 -16 56 25.00 V 807
2024-12-07 05:19:26 C 04 14 57.200 -16 55 28.60 V 807
2024-12-07 05:23:53 C 04 14 59.330 -16 55 00.90 V 807
2024-12-07 05:46:45 C 04 15 18.486 -16 56 05.14 V I52
2024-12-07 05:47:36 C 04 15 18.904 -16 56 00.06 V I52
2024-12-07 05:48:28 C 04 15 19.300 -16 55 54.55 V I52
2024-12-07 05:49:20 C 04 15 19.706 -16 55 49.58 V I52
2024-12-08 04:45:57 C 04 25 24.390 -14 52 01.10 V 807
2024-12-08 04:52:01 C 04 25 26.390 -14 51 33.50 V 807
2024-12-08 04:57:52 C 04 25 28.340 -14 51 06.70 V 807
2024-12-08 05:51:52 C 04 25 53.108 -14 49 54.80 V I52
2024-12-08 05:54:23 C 04 25 53.994 -14 49 43.72 V I52