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
2004-01-13 06:14:45 C 09 01 45.52 +18 24 09.3 r 649
2004-01-13 06:19:01 C 09 01 44.98 +18 24 04.8 r 649
2004-01-13 11:41:42 C 09 01 03.20 +18 18 31.2 18.0 c 644
2004-01-13 12:17:47 C 09 00 58.51 +18 17 53.2 17.9 c 644
2004-01-13 12:50:36 C 09 00 54.24 +18 17 19.1 19.3 c 644
2004-01-16 11:10:52 C 08 51 33.00 +17 00 59.3 c 926
2004-01-16 11:13:24 C 08 51 32.62 +17 00 56.3 c 926
2004-01-16 11:15:51 C 08 51 32.28 +17 00 53.4 c 926
2004-01-17 06:16:07 C 08 48 54.05 +16 39 12.8 17.8 c 644
2004-01-17 06:53:13 C 08 48 48.69 +16 38 30.3 17.9 c 644
2004-01-17 07:54:40 C 08 48 39.76 +16 37 19.7 18.7 c 644
2004-01-18 03:57:16 C 08 45 47.08 +16 13 54.1 r 941
2004-01-18 03:57:55 C 08 45 46.98 +16 13 53.5 r 941
2004-01-18 03:58:33 C 08 45 46.89 +16 13 52.8 r 941
2004-01-18 04:00:27 C 08 45 46.61 +16 13 50.6 r 941
2004-01-19 06:28:09 C 08 41 55.96 +15 42 18.3 c 691
2004-01-19 07:09:46 C 08 41 49.64 +15 41 28.2 c 691
2004-01-19 07:53:09 C 08 41 43.04 +15 40 35.7 c 691
2004-01-21 06:49:39 C 08 34 39.04 +14 42 28.9 17.8 c 704
2004-01-21 07:06:09 C 08 34 36.44 +14 42 08.2 18.4 c 704
2004-01-21 07:23:42 C 08 34 33.66 +14 41 45.8 18.4 c 704
2004-01-21 07:40:23 C 08 34 31.02 +14 41 25.0 18.5 c 704
2004-01-21 07:56:55 C 08 34 28.52 +14 41 03.5 19.0 c 704
2004-01-23 22:48:30 C 08 24 39.48 +13 19 26.2 c A41
2004-01-23 23:28:45 C 08 24 32.94 +13 18 33.5 c A41
2004-01-23 23:29:04 C 08 24 32.81 +13 18 30.0 o 084
2004-01-24 06:31:12 C 08 23 26.38 +13 09 14.7 18.1 c 704
2004-01-24 06:49:58 C 08 23 23.40 +13 08 49.0 18.1 c 704
2004-01-24 07:08:43 C 08 23 20.29 +13 08 24.3 18.2 c 704
2004-01-24 07:27:10 C 08 23 17.26 +13 07 59.5 17.6 c 704
2004-01-24 07:45:45 C 08 23 14.17 +13 07 33.5 17.6 c 704
2004-01-29 05:11:01 C 08 04 14.30 +10 25 40.0 17.7 c 704
2004-01-29 05:28:44 C 08 04 11.34 +10 25 15.1 18.3 c 704
2004-01-29 05:47:21 C 08 04 08.24 +10 24 48.5 18.5 c 704
2004-01-29 06:05:19 C 08 04 05.26 +10 24 23.6 18.5 c 704
2004-01-29 06:23:53 C 08 04 02.12 +10 23 57.1 18.8 c 704
2004-02-12 19:17:04 C 07 11 08.80 +02 19 16.0 r A16
2004-02-12 19:43:49 C 07 11 05.28 +02 18 38.2 r A16
2004-03-04 12:04:11 C 06 26 36.647 -06 00 51.09 r 413
2004-03-04 12:13:40 C 06 26 36.148 -06 00 58.32 r 413
2004-07-31 23:36:10 C 06 42 58.29 +67 11 35.0 o J95
2004-08-01 00:14:50 C 06 42 55.79 +67 16 16.5 o J95
2004-08-01 00:35:03 C 06 42 54.29 +67 18 43.9 o J95
2004-08-13 22:13:31 C 22 49 46.81 +88 52 16.2 c A48
2004-08-13 22:19:08 C 22 49 01.34 +88 52 09.5 c A48
2004-08-13 22:24:46 C 22 48 14.61 +88 52 02.5 c A48
2004-08-14 22:26:49 C 20 51 39.48 +88 07 42.9 c A48
2004-08-14 22:32:26 C 20 51 22.98 +88 07 31.1 c A48
2004-08-14 22:38:03 C 20 51 07.00 +88 07 19.4 c A48
2004-08-14 22:43:41 C 20 50 50.50 +88 07 07.1 c A48