253841 (2003 YG118)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6461785492 ± 1.27e-08
Semi-major axis (a)2.2796529361 AU ± 2.96e-09
Inclination (i)8.02696432° ± 3.76e-06
Long. of Asc. Node (Ω)347.42234977° ± 1.93e-05
Arg. of Perihelion (ω)233.53336537° ± 1.93e-05
Mean Anomaly (M)84.94742118° ± 3.62e-06
Mean Motion (n)0.2863579049°/day ± 5.59e-10
Perihelion dist (q)0.80659011 AU ± 2.89e-08
Aphelion dist (Q)3.75271576 AU ± 2.93e-08
Orbital Period3.44193845 yr ± 6.71e-09
Physical Parameters
H (abs. magnitude)17.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.333″
Uncertainty0
Orbit TypeApollo
MOID0.010984 AU
Observations Used561
Oppositions16
Arc Total2003-2025
First Observation Used2003-12-17
Last Observation Used2025-11-26
Observations (584)
Date Type RA Dec Mag Band Observatory
2004-06-12 15:09:19 C 01 32 02.99 -22 12 35.1 c 474
2004-06-12 15:12:10 C 01 32 02.49 -22 12 36.3 c 474
2004-06-12 15:18:59 C 01 32 01.34 -22 12 37.8 c 474
2004-06-12 17:32:49 C 01 31 37.55 -22 13 13.0 c 474
2004-06-12 17:33:50 C 01 31 37.35 -22 13 13.3 c 474
2004-06-12 17:37:30 C 01 31 36.72 -22 13 14.0 c 474
2004-07-13 13:39:14 C 23 47 25.71 -23 01 15.4 c 474
2004-07-13 13:39:55 C 23 47 25.65 -23 01 15.4 c 474
2004-07-13 13:43:05 C 23 47 25.21 -23 01 15.4 c 474
2004-07-13 13:49:15 C 23 47 24.34 -23 01 15.5 c 474
2004-07-14 10:45:49 C 23 44 30.49 -23 02 36.2 c 711
2004-07-14 10:49:43 C 23 44 29.92 -23 02 36.4 c 711
2004-07-14 10:53:30 C 23 44 29.37 -23 02 36.3 c 711
2004-07-26 05:14:28 C 23 05 06.50 -23 05 15.5 r 859
2004-07-26 05:17:27 C 23 05 06.00 -23 05 15.6 r 859
2004-07-26 05:20:36 C 23 05 05.62 -23 05 15.5 r 859
2004-07-26 05:23:42 C 23 05 05.10 -23 05 15.2 r 859
2004-07-27 05:19:05 C 23 01 47.17 -23 04 23.3 r 859
2004-07-27 08:05:02 C 23 01 24.51 -23 04 33.0 r H41
2004-07-27 08:07:28 C 23 01 24.15 -23 04 32.7 r H41
2004-07-27 08:09:42 C 23 01 23.84 -23 04 32.2 r H41
2004-07-27 08:11:47 C 23 01 23.54 -23 04 32.2 r H41
2004-07-27 14:32:48 C 23 00 32.21 -23 03 51.5 c 322
2004-07-27 14:39:23 C 23 00 31.25 -23 03 51.1 c 322
2004-07-27 14:58:12 C 23 00 28.66 -23 03 50.6 c 322
2004-07-28 05:05:42 C 22 58 31.73 -23 03 18.3 r 859
2004-07-28 05:11:19 C 22 58 30.94 -23 03 18.1 r 859
2004-07-30 05:11:11 C 22 52 00.94 -23 00 25.6 r 859
2004-07-30 05:16:26 C 22 52 00.19 -23 00 25.7 r 859
2004-08-01 04:14:32 C 22 45 46.21 -22 56 43.1 r 859
2004-08-01 04:19:56 C 22 45 45.41 -22 56 42.6 r 859
2004-08-01 04:25:21 C 22 45 44.71 -22 56 42.3 r 859
2004-08-08 07:08:24 C 22 24 26.83 -22 36 10.7 18.1 c 704
2004-08-08 07:22:05 C 22 24 25.15 -22 36 08.5 18.0 c 704
2004-08-08 07:35:40 C 22 24 23.48 -22 36 06.7 18.0 c 704
2004-08-08 07:49:20 C 22 24 21.82 -22 36 04.6 18.0 c 704
2004-08-08 08:02:54 C 22 24 20.35 -22 36 04.0 19.6 c 704
2004-08-14 23:35:25 C 22 06 59.57 -22 07 21.5 d A56
2004-08-14 23:42:17 C 22 06 58.91 -22 07 21.3 d A56
2004-08-18 23:22:49 C 21 57 59.67 -21 46 42.8 d A56
2004-08-18 23:43:21 C 21 57 57.83 -21 46 37.5 d A56
2004-08-22 22:55:35 C 21 50 08.75 -21 24 09.1 d A56
2004-08-22 23:03:55 C 21 50 08.06 -21 24 07.0 d A56
2004-08-23 20:12:50 C 21 48 33.26 -21 18 54.7 i 071
2004-08-23 20:18:37 C 21 48 32.94 -21 18 53.9 i 071
2004-08-23 20:24:24 C 21 48 32.54 -21 18 52.2 i 071
2004-08-23 20:35:58 C 21 48 31.59 -21 18 49.2 i 071
2004-09-04 03:42:16 C 21 32 56.31 -20 08 07.7 18.0 c 644
2004-09-04 04:12:31 C 21 32 54.98 -20 07 59.9 18.2 c 644
2004-09-04 04:42:49 C 21 32 53.61 -20 07 51.8 18.0 c 644