265187 (2003 YS117)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3304020772 ± 3.38e-08
Semi-major axis (a)1.2492376673 AU ± 9.01e-10
Inclination (i)29.56573736° ± 5.17e-06
Long. of Asc. Node (Ω)300.38847260° ± 3.99e-06
Arg. of Perihelion (ω)322.07961210° ± 5.55e-06
Mean Anomaly (M)119.21203185° ± 7.91e-06
Mean Motion (n)0.7059024189°/day ± 7.64e-10
Perihelion dist (q)0.83648695 AU ± 4.22e-08
Aphelion dist (Q)1.66198839 AU ± 4.22e-08
Orbital Period1.39626421 yr ± 1.51e-09
Physical Parameters
H (abs. magnitude)18.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.268″
Uncertainty0
Orbit TypeApollo
MOID0.127847 AU
Observations Used458
Gaia Obs Used31
Oppositions3
Arc Total2003-2015
First Observation Used2003-12-27
Last Observation Used2025-03-23
Observations (480)
Date Type RA Dec Mag Band Observatory
2025-02-16 04:16:19 C 08 13 23.011 -28 38 35.09 V W68
2025-02-16 04:30:46 C 08 13 19.961 -28 38 59.68 V W68
2025-02-18 11:43:54 B 08 01 57.26 -30 06 54.4 q Q73
2025-02-18 11:49:04 B 08 01 56.17 -30 07 02.5 q Q73
2025-02-18 11:54:14 B 08 01 55.07 -30 07 10.3 q Q73
2025-02-23 03:11:48 C 07 39 22.978 -32 36 54.54 V W68
2025-02-23 03:19:12 C 07 39 21.475 -32 37 02.60 V W68
2025-02-23 03:23:59 C 07 39 20.496 -32 37 08.65 V W68
2025-02-27 02:26:05 C 07 21 07.066 -34 16 51.85 V W68
2025-02-27 02:33:35 C 07 21 05.671 -34 16 58.51 V W68
2025-02-27 02:37:41 C 07 21 04.906 -34 17 02.62 V W68
2025-02-27 02:51:25 C 07 21 02.234 -34 17 15.04 V W68
2025-02-27 02:53:30 C 07 21 01.836 -34 17 16.76 V W68
2025-02-27 02:57:02 C 07 21 01.159 -34 17 20.72 V W68
2025-02-27 03:04:30 C 07 20 59.722 -34 17 27.42 V W68
2025-02-28 02:35:43 C 07 16 41.436 -34 38 26.05 V W68
2025-02-28 02:40:28 C 07 16 40.558 -34 38 29.72 V W68
2025-02-28 02:48:01 C 07 16 39.127 -34 38 36.06 V W68
2025-02-28 03:02:57 C 07 16 36.336 -34 38 48.80 V W68
2025-03-04 20:13:50 C 06 57 12.890 -36 02 03.77 V M22
2025-03-04 20:46:07 C 06 57 07.476 -36 02 23.60 V M22
2025-03-04 20:50:25 C 06 57 06.751 -36 02 26.52 V M22
2025-03-04 20:57:45 C 06 57 05.573 -36 02 30.77 V M22
2025-03-05 19:47:28 C 06 53 28.356 -36 16 11.60 V M22
2025-03-05 20:10:40 C 06 53 24.542 -36 16 24.71 V M22
2025-03-05 20:27:11 C 06 53 21.888 -36 16 34.03 V M22
2025-03-23 18:11:53 C 06 01 55.896 -38 40 58.37 V M22
2025-03-23 18:17:08 C 06 01 55.430 -38 40 59.38 V M22
2025-03-23 18:25:05 C 06 01 54.691 -38 41 00.53 V M22
2025-03-23 18:39:43 C 06 01 53.297 -38 41 04.09 V M22