2025 XK4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6094092438 ± 1.19e-03
Semi-major axis (a)2.4264222147 AU ± 7.22e-03
Inclination (i)0.60394060° ± 1.56e-03
Long. of Asc. Node (Ω)284.49833203° ± 1.71e-02
Arg. of Perihelion (ω)184.84747463° ± 2.80e-02
Mean Anomaly (M)348.76370569° ± 5.06e-02
Mean Motion (n)0.2607730557°/day ± 1.16e-03
Perihelion dist (q)0.94773809 AU ± 4.04e-03
Aphelion dist (Q)3.90510634 AU ± 1.20e-02
Orbital Period3.77963237 yr ± 1.69e-02
Physical Parameters
H (abs. magnitude)27.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.349″
Uncertainty2
Orbit TypeApollo
MOID0.003725 AU
Observations Used16
Oppositions1
Arc Total2025-2025
First Observation Used2025-12-12
Last Observation Used2025-12-13
Observations (16)
Date Type RA Dec Mag Band Observatory
2025-12-12 07:10:16 C 09 09 59.137 +34 27 18.40 V U68
2025-12-12 07:15:05 C 09 10 19.648 +34 25 46.41 V U68
2025-12-12 07:56:04 C 09 13 12.866 +34 12 33.16 V U74
2025-12-12 08:00:47 C 09 13 32.632 +34 11 01.82 V U74
2025-12-12 09:10:49 C 09 18 19.928 +33 48 48.15 V I52
2025-12-12 09:13:58 C 09 18 32.814 +33 47 43.50 V I52
2025-12-12 09:16:06 C 09 18 38.914 +33 46 52.08 W H01
2025-12-12 09:17:08 C 09 18 45.757 +33 46 38.17 V I52
2025-12-12 09:21:03 C 09 18 59.150 +33 45 09.42 W H01
2025-12-12 09:44:34 C 09 20 34.740 +33 36 57.28 W H01
2025-12-12 09:49:05 C 09 20 53.085 +33 35 21.76 W H01
2025-12-12 11:41:17 C 09 28 30.897 +32 53 59.35 V U74
2025-12-12 11:46:00 C 09 28 49.517 +32 52 14.30 V U74
2025-12-13 10:33:18 C 10 48 38.880 +23 24 05.65 V I52
2025-12-13 10:44:22 C 10 49 08.965 +23 19 31.71 V I52
2025-12-13 10:48:36 C 10 49 20.443 +23 17 46.10 V I52