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
2004-03-05 18:57:23 C 05 42 51.62 +32 15 23.8 c 113
2004-03-05 19:34:07 C 05 42 50.45 +32 14 59.9 118
2004-03-05 19:37:24 C 05 42 50.38 +32 14 57.9 118
2004-03-05 19:40:41 C 05 42 50.24 +32 14 55.4 118
2004-03-05 19:43:58 C 05 42 50.16 +32 14 53.2 118
2004-03-14 19:13:29 C 05 39 40.02 +29 51 38.3 c 113
2004-03-14 19:16:05 C 05 39 40.00 +29 51 36.7 c 113
2004-03-14 19:18:40 C 05 39 39.96 +29 51 34.7 c 113
2004-03-14 19:21:16 C 05 39 39.95 +29 51 33.2 c 113
2004-03-14 19:23:51 C 05 39 39.93 +29 51 31.2 c 113
2004-03-15 20:31:36 C 05 39 34.47 +29 34 05.7 o 198
2004-03-15 20:35:40 C 05 39 34.45 +29 34 03.2 o 198
2004-03-15 21:24:34 C 05 39 34.22 +29 33 28.3 o 198
2004-03-17 19:27:33 C 05 39 32.79 +29 01 08.7 r 240
2004-03-17 19:34:45 C 05 39 32.77 +29 01 03.1 r 240
2004-03-17 19:40:10 C 05 39 32.76 +29 00 59.1 r 240
2004-03-17 19:45:34 C 05 39 32.75 +29 00 55.0 r 240
2004-03-17 19:58:10 C 05 39 32.72 +29 00 46.0 r 240
2004-03-17 19:59:58 C 05 39 32.72 +29 00 44.7 r 240
2004-03-19 02:55:43 C 05 39 36.86 +28 38 43.3 18.6 c 704
2004-03-19 03:11:41 C 05 39 36.84 +28 38 31.7 18.6 c 704
2004-03-19 03:27:48 C 05 39 36.78 +28 38 19.6 19.4 c 704
2004-03-19 03:43:49 C 05 39 36.81 +28 38 08.0 18.5 c 704
2004-03-19 03:59:25 C 05 39 36.79 +28 37 56.4 18.6 c 704
2004-03-22 02:57:52 C 05 40 00.66 +27 46 00.5 17.9 c 704
2004-03-22 03:13:48 C 05 40 00.68 +27 45 48.3 18.3 c 704
2004-03-22 03:30:46 C 05 40 00.77 +27 45 35.5 18.4 c 704
2004-03-22 03:46:58 C 05 40 00.80 +27 45 23.4 18.5 c 704
2004-03-22 04:02:51 C 05 40 00.90 +27 45 10.6 18.2 c 704
2004-03-23 02:59:56 C 05 40 12.47 +27 27 59.0 18.3 c 704
2004-03-23 03:15:42 C 05 40 12.52 +27 27 46.5 18.3 c 704
2004-03-23 03:31:27 C 05 40 12.63 +27 27 34.9 18.4 c 704
2004-03-28 21:35:07 05 41 46.66 +25 38 35.4 o 084
2004-03-29 03:47:51 C 05 41 51.72 +25 33 37.6 c G72
2004-03-29 03:53:28 C 05 41 51.62 +25 33 33.5 c G72
2004-03-29 03:59:04 C 05 41 51.68 +25 33 28.7 c G72
2004-03-29 04:04:40 C 05 41 51.89 +25 33 24.4 c G72
2004-04-11 20:00:27 C 05 45 02.98 +20 16 22.3 r 621
2004-04-11 20:08:15 C 05 45 02.96 +20 16 13.3 r 621
2004-04-11 20:16:03 C 05 45 02.95 +20 16 04.2 18.0 r 621
2004-04-13 19:38:01 C 05 44 56.10 +19 20 17.0 o 084
2004-04-13 20:03:11 C 05 44 55.92 +19 19 49.7 r 621
2004-04-13 20:09:01 C 05 44 55.88 +19 19 42.7 r 621
2004-04-13 20:14:53 C 05 44 55.82 +19 19 35.6 18.0 r 621
2004-04-15 02:59:44 C 05 44 42.33 +18 41 42.4 r 448
2004-04-15 03:10:13 C 05 44 42.19 +18 41 28.8 r 448
2004-04-15 03:21:31 C 05 44 42.07 +18 41 14.5 r 448
2004-04-15 03:31:58 C 05 44 41.93 +18 41 00.9 r 448
2004-04-16 19:59:32 C 05 44 12.52 +17 48 28.3 o 084
2004-06-12 15:08:00 C 01 32 03.26 -22 12 34.5 c 474