2024 YS9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5947689962 ± 2.51e-04
Semi-major axis (a)1.1765899362 AU ± 4.43e-04
Inclination (i)19.22395174° ± 1.09e-02
Long. of Asc. Node (Ω)280.01060175° ± 3.42e-05
Arg. of Perihelion (ω)294.22171644° ± 3.22e-03
Mean Anomaly (M)207.77673346° ± 1.06e-01
Mean Motion (n)0.7722796340°/day ± 4.37e-04
Perihelion dist (q)0.47679072 AU ± 3.46e-04
Aphelion dist (Q)1.87638915 AU ± 7.66e-04
Orbital Period1.27625570 yr ± 7.21e-04
Physical Parameters
H (abs. magnitude)27.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.346″
Uncertainty3
Orbit TypeApollo
MOID0.009114 AU
Observations Used32
Oppositions1
Arc Total2024-2025
First Observation Used2024-12-30
Last Observation Used2025-01-01
Observations (34)
Date Type RA Dec Mag Band Observatory
2024-12-30 07:40:38 C 07 23 10.104 +31 37 13.12 V G96
2024-12-30 07:48:05 C 07 23 04.096 +31 35 52.51 V G96
2024-12-30 07:56:56 C 07 22 56.888 +31 34 15.06 V G96
2024-12-30 08:04:25 C 07 22 50.891 +31 32 53.45 V G96
2024-12-30 10:01:20 C 07 21 14.520 +31 10 41.20 V V06
2024-12-30 10:06:00 C 07 21 10.560 +31 09 45.50 V V06
2024-12-30 10:10:39 C 07 21 06.680 +31 08 50.50 V V06
2024-12-30 10:15:19 C 07 21 02.760 +31 07 54.70 V V06
2024-12-30 10:40:44 C 07 20 41.390 +31 02 48.50 V V06
2024-12-30 10:45:24 C 07 20 37.400 +31 01 51.60 V V06
2024-12-30 10:50:04 C 07 20 33.490 +31 00 54.10 V V06
2024-12-30 10:54:43 C 07 20 29.510 +30 59 57.30 V V06
2024-12-30 20:02:01 C 07 12 48.81 +28 52 52.3 V L01
2024-12-30 20:04:28 C 07 12 46.34 +28 52 14.1 V L01
2024-12-30 20:07:12 C 07 12 43.43 +28 51 30.3 V L01
2024-12-30 21:37:11 C 07 11 06.968 +28 26 52.50 X 033
2024-12-30 21:38:03 C 07 11 06.007 +28 26 38.30 X 033
2024-12-30 21:38:54 C 07 11 05.118 +28 26 24.10 X 033
2024-12-30 21:39:46 C 07 11 04.146 +28 26 09.50 X 033
2024-12-30 21:40:38 C 07 11 03.286 +28 25 54.49 X 033
2024-12-30 21:41:30 C 07 11 02.317 +28 25 41.20 X 033
2024-12-31 00:07:45 C 07 08 15.89 +27 43 31.9 V 104
2024-12-31 00:13:51 C 07 08 08.67 +27 41 39.1 V 104
2024-12-31 00:25:33 C 07 07 54.66 +27 38 02.6 V 104
2024-12-31 01:46:43 B 07 06 16.67 +27 11 57.2 V 204
2024-12-31 01:56:46 B 07 06 04.25 +27 08 38.8 V 204
2024-12-31 02:06:04 B 07 05 52.70 +27 05 33.4 V 204
2024-12-31 07:45:42 C 06 58 46.438 +25 02 42.86 V I52
2024-12-31 07:46:17 C 06 58 45.577 +25 02 29.36 V I52
2024-12-31 07:47:27 C 06 58 43.828 +25 02 00.89 V I52
2025-01-01 13:48:31 C 05 43 00.024 -00 51 23.40 V 474
2025-01-01 13:51:32 C 05 42 46.363 -00 56 20.26 V 474
2025-01-01 13:54:46 C 05 42 31.829 -01 01 37.31 V 474
2025-01-01 13:57:48 C 05 42 18.070 -01 06 35.68 V 474