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
2018-01-15 07:39:06 C 09 43 58.34 +04 45 19.5 U G96
2018-01-15 07:46:29 C 09 43 57.59 +04 45 08.1 U G96
2018-01-15 07:53:50 C 09 43 56.83 +04 44 56.9 U G96
2018-01-16 13:54:00 C 09 40 52.94 +03 58 23.6 U T05
2018-01-16 14:08:34 C 09 40 51.36 +03 58 01.0 U T05
2018-01-16 14:22:58 C 09 40 49.79 +03 57 37.8 U T05
2018-01-16 14:37:20 C 09 40 48.22 +03 57 14.9 U T05
2018-01-18 02:15:21 C 09 36 57.06 +03 00 13.4 q 160
2018-01-18 02:18:20 C 09 36 56.74 +03 00 08.0 q 160
2018-01-18 02:21:17 C 09 36 56.38 +03 00 03.1 q 160
2018-01-18 13:02:16 C 09 35 44.03 +02 42 46.4 U T08
2018-01-18 13:16:59 C 09 35 42.30 +02 42 22.1 U T08
2018-01-18 13:31:33 C 09 35 40.61 +02 41 58.8 U T08
2018-01-18 13:46:09 C 09 35 38.86 +02 41 35.2 U T08
2018-01-19 07:29:26 C 09 33 36.62 +02 12 21.5 U 703
2018-01-19 07:37:45 C 09 33 35.58 +02 12 06.8 U 703
2018-01-19 07:45:17 C 09 33 34.53 +02 11 53.3 U 703
2018-01-22 00:59:43 C 09 25 29.19 +00 21 08.8 U 130
2018-01-22 01:03:31 C 09 25 28.67 +00 21 02.0 U 130
2018-01-24 05:28:20 C 09 18 24.38 -01 11 12.1 U 703
2018-01-24 05:35:55 C 09 18 23.22 -01 11 25.8 U 703
2018-01-24 05:43:30 C 09 18 22.22 -01 11 39.0 U 703
2018-01-24 05:51:05 C 09 18 21.12 -01 11 53.0 U 703
2018-02-03 11:45:50 C 08 39 03.36 -08 45 06.4 U T08
2018-02-03 11:59:02 C 08 39 00.99 -08 45 30.6 U T08
2018-02-03 12:12:14 C 08 38 58.62 -08 45 55.0 U T08
2018-02-03 12:25:20 C 08 38 56.24 -08 46 18.7 U T08
2018-02-04 14:59:26 C 08 34 15.64 -09 34 58.5 q D29
2018-02-04 15:23:36 C 08 34 11.17 -09 35 42.3 q D29
2018-02-04 15:47:48 C 08 34 06.75 -09 36 26.5 q D29
2018-02-10 09:54:52 C 08 09 08.31 -13 36 49.7 U T08
2018-02-10 10:06:47 C 08 09 06.08 -13 37 09.1 U T08
2018-02-10 10:18:01 C 08 09 03.96 -13 37 27.4 U T08
2018-02-10 10:29:55 C 08 09 01.71 -13 37 46.8 U T08
2018-08-30 20:07:54 S 01 52 35.098 +77 49 16.57 L C51
2018-08-31 13:24:18 S 01 48 58.822 +78 08 09.78 L C51
2018-09-01 06:40:52 S 01 45 08.995 +78 26 23.14 L C51
2018-09-04 05:21:24 S 01 27 05.546 +79 34 17.44 L C51
2018-09-04 16:20:58 S 01 23 54.442 +79 43 50.48 L C51
2018-09-04 19:29:28 S 01 22 58.200 +79 46 31.37 L C51
2021-11-10 12:53:06 C 08 12 50.837 +58 01 46.41 U F52
2021-11-10 13:13:12 C 08 12 50.619 +58 01 52.87 U F52
2021-11-10 13:33:20 C 08 12 50.400 +58 01 59.25 U F52
2021-11-10 13:53:34 C 08 12 50.168 +58 02 05.73 U F52
2021-11-11 11:14:18 C 08 12 38.34 +58 08 36.2 V G96
2021-11-11 11:24:04 C 08 12 38.15 +58 08 39.1 V G96
2021-11-11 11:33:52 C 08 12 37.99 +58 08 42.3 V G96
2021-11-11 11:43:39 C 08 12 37.87 +58 08 45.5 V G96
2021-12-06 05:11:40 C 07 27 57.16 +60 45 07.3 V 703
2021-12-06 05:19:25 C 07 27 55.88 +60 45 08.3 V 703