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
2015-01-01 08:30:02 C 05 01 19.967 +56 30 29.48 L F51
2015-01-01 08:49:26 C 05 01 17.330 +56 30 02.79 L F51
2015-01-01 09:08:52 C 05 01 14.683 +56 29 36.44 L F51
2015-01-01 09:28:14 C 05 01 12.052 +56 29 10.14 L F51
2017-11-22 09:50:19 C 09 58 50.30 +24 55 41.8 U G96
2017-11-22 09:58:19 C 09 58 50.67 +24 55 37.3 U G96
2017-11-22 10:06:18 C 09 58 51.03 +24 55 32.7 U G96
2017-11-22 10:14:19 C 09 58 51.31 +24 55 27.6 U G96
2017-11-27 09:34:25 C 10 03 35.84 +23 40 33.9 U G96
2017-11-27 09:45:00 C 10 03 36.21 +23 40 27.1 U G96
2017-11-27 09:53:44 C 10 03 36.51 +23 40 21.3 U G96
2017-11-27 10:01:16 C 10 03 36.77 +23 40 16.1 U G96
2017-12-14 09:43:32 C 10 13 08.85 +18 50 35.8 U 703
2017-12-14 09:58:40 C 10 13 08.91 +18 50 24.6 U 703
2017-12-14 10:06:15 C 10 13 08.87 +18 50 19.3 U 703
2017-12-14 10:34:51 C 10 13 09.00 +18 49 56.6 U G96
2017-12-14 10:42:17 C 10 13 09.05 +18 49 50.7 U G96
2017-12-14 10:49:42 C 10 13 09.07 +18 49 45.2 U G96
2017-12-14 10:57:08 C 10 13 09.13 +18 49 39.3 U G96
2017-12-21 09:42:54 C 10 13 10.83 +16 29 12.2 U 703
2017-12-21 09:50:29 C 10 13 10.78 +16 29 06.3 U 703
2017-12-21 09:58:03 C 10 13 10.74 +16 28 58.3 U 703
2017-12-21 10:05:38 C 10 13 10.63 +16 28 51.1 U 703
2017-12-21 19:55:40 C 10 13 05.24 +16 20 01.9 q D29
2017-12-21 20:11:37 C 10 13 05.05 +16 19 47.8 q D29
2017-12-21 20:27:35 C 10 13 04.85 +16 19 32.7 q D29
2017-12-22 12:43:24 C 10 12 55.199 +16 04 49.96 U F51
2017-12-22 13:02:15 C 10 12 54.928 +16 04 32.72 U F51
2017-12-24 19:55:28 C 10 12 07.62 +15 13 16.3 q D29
2017-12-24 20:11:25 C 10 12 07.28 +15 13 01.4 q D29
2017-12-24 20:27:23 C 10 12 07.00 +15 12 46.0 q D29
2017-12-25 10:29:07 C 10 11 51.75 +14 59 17.6 U G96
2017-12-25 10:39:44 C 10 11 51.53 +14 59 07.4 U G96
2017-12-25 10:47:05 C 10 11 51.36 +14 59 00.3 U G96
2017-12-26 08:25:05 C 10 11 25.05 +14 37 54.7 U 703
2017-12-26 08:32:47 C 10 11 24.91 +14 37 46.9 U 703
2017-12-26 08:40:28 C 10 11 24.72 +14 37 39.4 U 703
2017-12-26 08:48:10 C 10 11 24.57 +14 37 30.9 U 703
2018-01-10 11:59:25 C 09 54 07.03 +07 33 45.5 U T08
2018-01-10 12:10:54 C 09 54 06.07 +07 33 29.7 U T08
2018-01-10 12:22:36 C 09 54 05.12 +07 33 12.0 U T08
2018-01-10 12:34:10 C 09 54 04.26 +07 32 58.2 U T08
2018-01-12 11:16:13 C 09 50 16.531 +06 27 04.92 U F51
2018-01-12 11:33:00 C 09 50 15.025 +06 26 40.72 U F51
2018-01-12 12:49:45 C 09 50 08.106 +06 24 50.09 U F51
2018-01-13 07:35:48 C 09 48 29.81 +05 57 27.1 U 703
2018-01-13 07:43:20 C 09 48 29.09 +05 57 15.8 U 703
2018-01-13 07:50:53 C 09 48 28.37 +05 57 04.8 U 703
2018-01-13 07:58:27 C 09 48 27.67 +05 56 54.0 U 703
2018-01-15 07:31:41 C 09 43 59.10 +04 45 30.7 U G96