2025 QH4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6607108929 ± 4.05e-04
Semi-major axis (a)2.3196622419 AU ± 3.31e-03
Inclination (i)62.47676217° ± 1.64e-01
Long. of Asc. Node (Ω)165.17664698° ± 6.30e-02
Arg. of Perihelion (ω)18.41496752° ± 6.17e-02
Mean Anomaly (M)91.29208586° ± 1.45e-01
Mean Motion (n)0.2789813337°/day ± 5.98e-04
Perihelion dist (q)0.78703613 AU ± 1.47e-03
Aphelion dist (Q)3.85228835 AU ± 5.58e-03
Orbital Period3.53294706 yr ± 7.57e-03
Physical Parameters
H (abs. magnitude)18.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.132″
Uncertainty3
Orbit TypeApollo
MOID0.186643 AU
Observations Used13
Oppositions1
Arc Total2025-2025
First Observation Used2025-08-16
Last Observation Used2025-08-23
Observations (13)
Date Type RA Dec Mag Band Observatory
2025-08-16 08:15:27 C 22 05 55.499 +21 04 56.74 X F52
2025-08-16 08:50:28 C 22 05 53.299 +21 04 27.38 X F52
2025-08-16 09:08:02 C 22 05 52.208 +21 04 12.32 X F52
2025-08-18 05:33:17 C 22 03 09.92 +20 25 56.8 V H21
2025-08-18 05:39:48 C 22 03 09.53 +20 25 51.0 V H21
2025-08-18 05:43:49 C 22 03 09.27 +20 25 47.4 V H21
2025-08-19 06:50:06 C 22 01 38.15 +20 03 42.3 V H21
2025-08-19 06:59:40 C 22 01 37.57 +20 03 33.8 V H21
2025-08-19 07:02:59 C 22 01 37.36 +20 03 30.8 V H21
2025-08-23 04:12:03 C 21 56 05.188 +18 38 53.73 W H01
2025-08-23 04:22:37 C 21 56 04.561 +18 38 43.87 W H01
2025-08-23 04:31:04 C 21 56 04.053 +18 38 36.09 W H01
2025-08-23 04:39:59 C 21 56 03.527 +18 38 27.97 W H01