2025 XR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6568370686 ± 5.79e-04
Semi-major axis (a)2.1670741505 AU ± 3.46e-03
Inclination (i)9.52726466° ± 6.89e-03
Long. of Asc. Node (Ω)86.33312872° ± 4.61e-03
Arg. of Perihelion (ω)272.37801745° ± 9.26e-03
Mean Anomaly (M)8.71688216° ± 2.57e-02
Mean Motion (n)0.3089595462°/day ± 7.39e-04
Perihelion dist (q)0.74365952 AU ± 1.73e-03
Aphelion dist (Q)3.59048878 AU ± 5.86e-03
Orbital Period3.19014672 yr ± 7.63e-03
Physical Parameters
H (abs. magnitude)22.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.204″
Uncertainty2
Orbit TypeApollo
MOID0.053265 AU
Observations Used59
Oppositions1
Arc Total2025-2025
First Observation Used2025-12-13
Last Observation Used2025-12-21
Observations (65)
Date Type RA Dec Mag Band Observatory
2025-12-14 21:10:10 C 02 22 32.20 +02 01 30.4 X 958
2025-12-16 19:00:59 C 02 39 22.568 +06 30 45.50 X 033
2025-12-16 19:01:47 C 02 39 22.849 +06 30 49.80 X 033
2025-12-16 19:02:34 C 02 39 23.069 +06 30 54.30 X 033
2025-12-16 19:03:22 C 02 39 23.350 +06 30 58.20 X 033
2025-12-17 00:51:49 C 02 41 18.880 +07 02 25.30 V 807
2025-12-17 00:59:19 C 02 41 21.230 +07 03 03.90 V 807
2025-12-17 01:06:49 C 02 41 23.600 +07 03 42.50 V 807
2025-12-21 01:08:22 C 03 08 01.430 +13 45 03.60 V 807
2025-12-21 01:16:37 C 03 08 03.300 +13 45 31.10 V 807
2025-12-21 01:24:53 C 03 08 05.140 +13 45 59.00 V 807
2025-12-21 09:20:34 C 03 09 53.849 +14 11 34.45 X F51
2025-12-21 09:38:53 C 03 09 57.825 +14 12 33.20 X F51
2025-12-21 09:57:10 C 03 10 01.847 +14 13 32.04 X F51
2025-12-21 10:15:27 C 03 10 05.843 +14 14 30.84 X F51