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
2004-01-29 19:55:06 C 06 50 58.12 +38 33 51.2 r 941
2004-01-29 19:55:44 C 06 50 58.03 +38 33 51.3 r 941
2004-01-30 02:48:37 C 06 50 09.44 +38 33 16.1 r 715
2004-01-30 02:56:24 C 06 50 08.50 +38 33 15.5 r 715
2004-01-30 03:04:12 C 06 50 07.55 +38 33 15.0 r 715
2004-02-02 02:50:59 C 06 41 44.00 +38 23 49.4 c 932
2004-02-02 03:08:00 C 06 41 41.99 +38 23 46.2 c 932
2004-02-02 03:20:59 C 06 41 40.40 +38 23 44.5 c 932
2004-02-02 05:30:25 C 06 41 25.51 +38 23 23.8 17.6 c 704
2004-02-02 05:53:31 C 06 41 22.72 +38 23 19.8 17.6 c 704
2004-02-02 06:16:27 C 06 41 20.00 +38 23 15.8 18.0 c 704
2004-02-02 06:35:09 C 06 41 17.78 +38 23 12.5 17.9 c 704
2004-02-02 06:53:45 C 06 41 15.55 +38 23 09.2 18.2 c 704
2004-02-10 20:41:21 C 06 18 58.71 +37 25 47.0 c 434
2004-02-10 20:46:39 C 06 18 58.17 +37 25 44.7 c 434
2004-02-10 20:51:49 C 06 18 57.61 +37 25 43.1 c 434
2004-02-11 05:26:01 C 06 18 06.56 +37 22 31.1 18.2 c 704
2004-02-11 05:43:24 C 06 18 04.77 +37 22 24.3 18.3 c 704
2004-02-11 06:00:36 C 06 18 02.99 +37 22 17.3 18.4 c 704
2004-02-11 06:17:44 C 06 18 01.20 +37 22 10.8 18.6 c 704
2004-02-11 06:35:55 C 06 17 59.42 +37 22 03.1 18.5 c 704
2004-02-12 01:52:33 C 06 16 08.55 +37 14 30.1 17.4 d H72
2004-02-12 01:56:06 C 06 16 07.42 +37 14 32.6 17.1 d H72
2004-02-12 01:59:38 C 06 16 06.91 +37 14 30.0 17.3 d H72
2004-02-12 02:03:10 C 06 16 06.62 +37 14 28.1 17.3 d H72
2004-02-14 02:56:08 C 06 11 32.59 +36 53 56.0 c 830
2004-02-14 03:13:45 C 06 11 30.93 +36 53 47.9 c 830
2004-02-14 03:34:34 C 06 11 28.98 +36 53 38.4 c 830
2004-02-14 03:52:11 C 06 11 27.29 +36 53 30.5 c 830
2004-02-16 00:19:41 C 06 07 34.54 +36 33 20.7 17.7 m H67
2004-02-16 00:34:52 C 06 07 33.20 +36 33 13.8 17.8 m H67
2004-02-16 00:50:03 C 06 07 31.89 +36 33 06.7 17.7 m H67
2004-02-16 18:34:52 C 06 06 02.75 +36 24 39.0 r 151
2004-02-16 18:38:59 C 06 06 02.42 +36 24 37.3 r 151
2004-02-16 18:39:34 C 06 06 02.39 +36 24 37.3 r 151
2004-02-16 18:44:15 C 06 06 01.98 +36 24 34.7 r 151
2004-02-16 20:11:12 C 06 05 54.41 +36 23 52.7 r 240
2004-02-16 20:16:23 C 06 05 54.02 +36 23 50.0 r 240
2004-02-16 21:05:42 C 06 05 49.83 +36 23 26.2 r 240
2004-02-16 21:08:20 C 06 05 49.62 +36 23 24.8 r 240
2004-02-16 21:10:54 C 06 05 49.39 +36 23 23.6 r 240
2004-02-16 21:13:31 C 06 05 49.16 +36 23 22.2 r 240
2004-02-16 21:16:06 C 06 05 48.94 +36 23 21.0 r 240
2004-02-16 21:18:43 C 06 05 48.74 +36 23 19.8 r 240
2004-02-16 21:21:18 C 06 05 48.48 +36 23 18.5 r 240
2004-02-27 03:58:20 C 05 49 38.93 +34 08 49.9 18.0 c 704
2004-02-27 04:15:37 C 05 49 38.04 +34 08 39.5 18.7 c 704
2004-02-27 04:33:44 C 05 49 37.12 +34 08 29.1 18.7 c 704
2004-03-04 19:40:05 05 43 29.62 +32 30 12.9 o 084
2004-03-05 18:54:46 C 05 42 51.68 +32 15 25.6 c 113