2025 YH9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4112391138 ± 4.73e-05
Semi-major axis (a)1.1953163071 AU ± 5.25e-05
Inclination (i)1.24832423° ± 9.27e-05
Long. of Asc. Node (Ω)270.58285748° ± 6.21e-04
Arg. of Perihelion (ω)97.68410038° ± 3.79e-04
Mean Anomaly (M)14.82411276° ± 2.57e-03
Mean Motion (n)0.7542025727°/day ± 4.97e-05
Perihelion dist (q)0.70375549 AU ± 6.45e-05
Aphelion dist (Q)1.68687713 AU ± 9.32e-05
Orbital Period1.30684556 yr ± 8.61e-05
Physical Parameters
H (abs. magnitude)26.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.329″
Uncertainty1
Orbit TypeApollo
MOID0.001640 AU
Observations Used60
Oppositions1
Arc Total2025-2025
First Observation Used2025-12-29
Last Observation Used2025-12-31
Observations (60)
Date Type RA Dec Mag Band Observatory
2025-12-29 22:05:33 C 07 07 33.362 +06 30 49.14 V M22
2025-12-29 22:10:06 C 07 07 27.000 +06 32 45.74 V M22
2025-12-29 22:17:59 C 07 07 15.938 +06 36 07.45 V M22
2025-12-29 22:25:09 C 07 07 05.959 +06 39 08.86 V M22
2025-12-29 23:42:33 B 07 05 20.18 +06 52 28.8 X M45
2025-12-29 23:46:03 B 07 05 15.79 +06 53 52.0 X M45
2025-12-29 23:49:33 B 07 05 11.45 +06 55 14.9 X M45
2025-12-30 00:23:20 B 07 04 29.892 +07 08 12.66 X M35
2025-12-30 00:27:24 B 07 04 25.063 +07 09 45.25 X M35
2025-12-30 00:31:26 B 07 04 20.258 +07 11 17.02 X M35
2025-12-30 00:33:08 C 07 04 20.22 +07 11 54.7 Z L04
2025-12-30 00:37:28 C 07 04 15.09 +07 13 32.7 Z L04
2025-12-30 00:40:54 B 07 04 07.829 +07 15 20.27 Z S47
2025-12-30 00:41:17 C 07 04 10.60 +07 14 58.5 Z L04
2025-12-30 00:42:56 B 07 04 05.422 +07 16 05.88 Z S47
2025-12-30 00:45:00 B 07 04 03.036 +07 16 51.82 Z S47
2025-12-30 01:22:39 B 07 03 31.486 +07 30 29.93 W 204
2025-12-30 01:24:15 B 07 03 29.647 +07 31 04.88 W 204
2025-12-30 01:25:52 B 07 03 27.803 +07 31 39.85 W 204
2025-12-30 01:27:44 B 07 03 25.698 +07 32 19.87 W 204
2025-12-30 01:29:14 B 07 03 23.980 +07 32 52.31 W 204
2025-12-30 03:17:23 B 07 01 31.078 +08 08 38.76 V B15
2025-12-30 03:21:44 B 07 01 26.861 +08 10 03.90 V B15
2025-12-30 03:25:59 B 07 01 22.769 +08 11 26.30 V B15
2025-12-30 04:26:11 B 07 01 06.204 +08 33 00.86 W 932
2025-12-30 04:36:33 B 07 00 55.682 +08 36 13.61 W 932
2025-12-30 04:39:08 B 07 00 53.021 +08 37 01.42 W 932
2025-12-30 07:07:56 B 06 59 01.061 +09 19 56.39 V U52
2025-12-30 07:11:51 B 06 58 57.511 +09 21 00.94 V U52
2025-12-30 07:19:57 B 06 58 50.237 +09 23 13.20 V U52
2025-12-30 07:23:54 B 06 58 46.666 +09 24 17.57 V U52
2025-12-30 07:36:51 C 06 58 28.83 +09 27 58.7 718
2025-12-30 07:40:04 C 06 58 25.95 +09 28 50.1 718
2025-12-30 07:46:33 C 06 58 20.18 +09 30 32.8 718
2025-12-30 08:03:58 C 06 58 03.482 +09 36 34.78 V I52
2025-12-30 08:04:42 C 06 58 02.842 +09 36 46.66 V I52
2025-12-30 08:05:27 C 06 58 02.176 +09 36 58.14 V I52
2025-12-30 08:06:12 C 06 58 01.520 +09 37 09.60 V I52
2025-12-30 08:06:58 C 06 58 00.840 +09 37 21.00 V I52
2025-12-30 09:42:41 C 06 56 45.180 +10 00 25.18 V U74
2025-12-30 09:47:24 C 06 56 41.007 +10 01 31.63 V U74
2025-12-30 10:14:29 C 06 56 19.447 +10 07 54.92 V U74
2025-12-30 10:19:12 C 06 56 15.687 +10 09 00.97 V U74
2025-12-30 11:12:03 B 06 56 31.047 +10 20 54.11 X Q06
2025-12-30 11:14:46 B 06 56 29.093 +10 21 32.45 X Q06
2025-12-30 14:47:38 B 06 54 07.356 +11 06 11.16 V P13
2025-12-30 14:56:12 B 06 54 01.598 +11 07 52.25 V P13
2025-12-30 15:13:26 B 06 53 49.973 +11 11 14.64 V P13
2025-12-30 15:25:50 B 06 53 41.695 +11 13 38.50 V P13
2025-12-30 20:46:45 B 06 51 12.742 +12 07 19.52 Z K74