2025 YP9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5999483395 ± 6.66e-04
Semi-major axis (a)2.2077910817 AU ± 3.65e-03
Inclination (i)26.86600739° ± 2.00e-02
Long. of Asc. Node (Ω)106.59375443° ± 2.30e-03
Arg. of Perihelion (ω)60.73207025° ± 1.01e-02
Mean Anomaly (M)330.76000845° ± 7.72e-02
Mean Motion (n)0.3004521486°/day ± 7.46e-04
Perihelion dist (q)0.88323049 AU ± 2.07e-03
Aphelion dist (Q)3.53235168 AU ± 6.03e-03
Orbital Period3.28047673 yr ± 8.14e-03
Physical Parameters
H (abs. magnitude)22.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.471″
Uncertainty2
Orbit TypeApollo
MOID0.081178 AU
Observations Used63
Oppositions1
Arc Total2025-2026
First Observation Used2025-12-28
Last Observation Used2026-01-12
Observations (63)
Date Type RA Dec Mag Band Observatory
2025-12-28 11:14:35 C 06 15 44.221 -04 15 31.05 X F52
2025-12-28 11:23:58 C 06 15 43.261 -04 15 07.70 X F52
2025-12-28 11:33:19 C 06 15 42.292 -04 14 44.34 X F52
2025-12-28 14:29:07 C 06 15 25.771 -04 06 44.50 W 474
2025-12-28 14:40:40 C 06 15 24.547 -04 06 15.41 W 474
2025-12-28 14:45:56 C 06 15 24.055 -04 06 01.94 W 474
2025-12-28 19:02:57 C 06 15 02.27 -03 55 59.2 V L01
2025-12-28 19:07:32 C 06 15 01.75 -03 55 47.3 V L01
2025-12-28 19:11:48 C 06 15 01.39 -03 55 36.2 V L01
2025-12-28 21:31:38 C 06 14 47.18 -03 49 36.0 V 104
2025-12-28 22:00:34 C 06 14 44.16 -03 48 21.3 V 104
2025-12-28 22:04:50 B 06 14 43.59 -03 48 10.1 X 595
2025-12-28 22:13:47 C 06 14 42.629 -03 47 49.65 W 246
2025-12-28 22:14:40 C 06 14 42.627 -03 47 46.15 W 246
2025-12-28 22:14:58 C 06 14 42.534 -03 47 46.04 W 246
2025-12-28 22:16:37 B 06 14 42.37 -03 47 40.1 X 595
2025-12-28 22:28:24 B 06 14 41.18 -03 47 09.3 X 595
2025-12-28 22:37:46 C 06 14 40.168 -03 46 45.04 W 246
2025-12-28 22:38:41 C 06 14 40.202 -03 46 43.38 W 246
2025-12-28 23:32:26 B 06 14 34.575 -03 44 20.52 X 126
2025-12-28 23:41:56 B 06 14 33.628 -03 43 55.97 X 126
2025-12-29 01:22:25 C 06 14 25.670 -03 38 45.90 V 807
2025-12-29 01:33:42 C 06 14 24.500 -03 38 16.10 V 807
2025-12-29 01:44:59 C 06 14 23.320 -03 37 46.30 V 807
2025-12-29 06:05:40 C 06 13 57.068 -03 26 51.88 U I41
2025-12-29 06:06:01 C 06 13 56.730 -03 26 49.30 V 691
2025-12-29 06:15:00 C 06 13 55.800 -03 26 25.00 V 691
2025-12-29 08:02:33 C 06 13 44.320 -03 21 34.50 U I41
2025-12-29 23:01:31 C 06 12 12.00 -02 39 34.9 X L04
2025-12-29 23:06:57 C 06 12 11.37 -02 39 19.0 X L04
2025-12-29 23:16:14 B 06 12 10.734 -02 38 52.42 W 204
2025-12-29 23:37:28 B 06 12 08.316 -02 37 50.97 W 204
2025-12-29 23:58:42 B 06 12 05.907 -02 36 48.69 W 204
2025-12-30 01:13:35 C 06 12 00.130 -02 32 21.00 V 807
2025-12-30 01:18:49 C 06 11 59.540 -02 32 05.40 V 807
2025-12-30 01:24:04 C 06 11 58.980 -02 31 49.90 V 807
2025-12-31 00:57:29 C 06 09 22.620 -01 19 00.80 V 807
2025-12-31 01:08:47 C 06 09 21.290 -01 18 23.20 V 807
2025-12-31 01:20:03 C 06 09 19.840 -01 17 47.50 V 807
2026-01-04 22:41:51 C 05 52 08.405 +07 04 05.63 W J95
2026-01-04 23:01:46 C 05 52 04.562 +07 05 55.36 W J95
2026-01-04 23:19:51 C 05 52 01.042 +07 07 34.97 W J95
2026-01-07 21:39:36 B 05 36 40.186 +14 45 31.52 Z M49
2026-01-07 21:44:30 B 05 36 38.845 +14 46 08.37 Z M49
2026-01-07 21:49:15 B 05 36 37.535 +14 46 44.04 Z M49
2026-01-08 19:02:14 C 05 30 53.370 +17 32 52.70 X 033
2026-01-08 19:02:36 C 05 30 53.269 +17 32 55.70 X 033
2026-01-08 19:02:59 C 05 30 53.147 +17 32 58.40 X 033
2026-01-08 19:03:22 C 05 30 53.039 +17 33 01.90 X 033
2026-01-09 07:37:12 C 05 27 08.227 +19 19 51.02 V T05