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
2003-12-27 08:57:14 C 09 38 37.58 +23 55 38.9 19.7 c 704
2003-12-27 09:15:49 C 09 38 36.64 +23 55 25.3 20.5 c 704
2003-12-27 09:34:56 C 09 38 35.35 +23 55 13.1 20.0 c 704
2003-12-27 09:53:32 C 09 38 34.23 +23 55 01.0 20.1 c 704
2003-12-27 10:12:22 C 09 38 33.12 +23 54 49.4 19.6 c 704
2003-12-28 09:29:17 C 09 37 11.65 +23 39 39.9 19.1 c 704
2003-12-28 09:48:12 C 09 37 10.48 +23 39 27.8 19.3 c 704
2003-12-28 10:06:55 C 09 37 09.26 +23 39 15.4 19.1 c 704
2003-12-28 10:25:35 C 09 37 08.07 +23 39 02.6 19.2 c 704
2003-12-28 10:44:42 C 09 37 06.85 +23 38 49.9 19.5 c 704
2003-12-29 06:31:01 C 09 35 53.78 +23 25 36.3 r H36
2003-12-29 06:38:02 C 09 35 53.39 +23 25 32.5 r H36
2003-12-29 06:48:35 C 09 35 52.62 +23 25 25.4 r H36
2003-12-29 06:49:21 C 09 35 52.77 +23 25 25.5 c 926
2003-12-29 06:51:11 C 09 35 52.57 +23 25 23.8 c 854
2003-12-29 06:55:46 C 09 35 52.33 +23 25 20.9 c 926
2003-12-29 06:55:58 C 09 35 52.38 +23 25 19.4 c 854
2003-12-29 07:00:44 C 09 35 52.07 +23 25 17.8 c 854
2003-12-29 07:02:14 C 09 35 51.88 +23 25 17.3 c 926
2003-12-29 09:07:26 C 09 35 43.55 +23 23 54.2 19.2 c 704
2003-12-29 09:28:39 C 09 35 42.12 +23 23 39.6 19.0 c 704
2003-12-29 09:48:23 C 09 35 40.75 +23 23 26.3 19.3 c 704
2003-12-29 09:52:39 C 09 35 40.51 +23 23 23.5 19.3 c 704
2003-12-29 10:10:32 C 09 35 39.24 +23 23 11.9 19.9 c 704
2003-12-29 10:18:44 C 09 35 38.75 +23 23 06.4 20.2 c 704
2003-12-29 11:08:04 C 09 35 35.35 +23 22 32.6 20.1 c 704
2003-12-29 11:30:47 C 09 35 33.81 +23 22 16.5 19.6 c 704
2003-12-30 08:54:20 C 09 34 09.22 +23 07 37.5 19.2 c 704
2003-12-30 09:11:37 C 09 34 07.93 +23 07 26.0 19.4 c 704
2003-12-30 09:29:07 C 09 34 06.66 +23 07 13.5 19.8 c 704
2004-01-01 01:01:04 C 09 31 17.06 +22 39 09.3 r 170
2004-01-01 01:03:17 C 09 31 16.84 +22 39 06.8 r 170
2004-01-01 01:05:31 C 09 31 16.69 +22 39 05.3 r 170
2004-01-04 07:56:32 C 09 24 50.06 +21 39 12.3 o 699
2004-01-04 08:25:11 C 09 24 47.38 +21 38 50.5 o 699
2004-01-04 08:53:53 C 09 24 44.70 +21 38 27.9 o 699
2004-01-04 09:22:44 C 09 24 41.94 +21 38 05.2 o 699
2004-01-04 23:47:46 C 09 23 24.32 +21 26 26.7 r J87
2004-01-04 23:54:10 C 09 23 23.71 +21 26 20.8 r J87
2004-01-05 06:40:57 C 09 22 46.51 +21 20 52.8 c 926
2004-01-05 06:44:38 C 09 22 46.12 +21 20 49.1 c 926
2004-01-05 06:48:23 C 09 22 45.68 +21 20 47.0 c 926
2004-01-05 07:15:47 C 09 22 43.14 +21 20 23.7 d 703
2004-01-05 07:40:17 C 09 22 40.68 +21 20 03.6 d 703
2004-01-05 08:04:47 C 09 22 38.44 +21 19 45.6 d 703
2004-01-05 08:29:18 C 09 22 36.02 +21 19 24.8 d 703
2004-01-05 17:46:15 C 09 21 43.156 +21 11 59.27 r 413
2004-01-05 17:48:35 C 09 21 42.936 +21 11 57.30 r 413
2004-01-05 17:50:54 C 09 21 42.703 +21 11 55.29 r 413
2004-01-13 06:10:29 C 09 01 46.07 +18 24 13.4 r 649