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
2004-01-16 08:40:06 C 07 27 52.96 +38 07 34.8 o 290
2004-01-16 08:45:09 C 07 27 52.42 +38 07 35.8 o 290
2004-01-16 09:23:15 C 07 27 48.30 +38 07 44.0 o 290
2004-01-16 09:33:11 C 07 27 47.21 +38 07 46.1 o 290
2004-01-16 09:50:31 C 07 27 45.53 +38 07 49.2 c 926
2004-01-16 09:55:14 C 07 27 44.87 +38 07 51.4 c 926
2004-01-16 09:59:51 C 07 27 44.38 +38 07 51.8 c 926
2004-01-17 00:23:47 C 07 26 13.81 +38 11 00.0 r J95
2004-01-17 00:31:37 C 07 26 13.77 +38 11 01.3 c 830
2004-01-17 00:32:21 C 07 26 12.89 +38 11 02.1 r J95
2004-01-17 00:40:39 C 07 26 11.98 +38 11 03.7 r J95
2004-01-17 01:17:02 C 07 26 08.84 +38 11 12.1 c 830
2004-01-17 01:35:30 C 07 26 06.85 +38 11 16.2 c 830
2004-01-17 01:54:01 C 07 26 04.86 +38 11 20.6 c 830
2004-01-17 05:06:40 C 07 25 43.71 +38 12 05.9 18.2 d H72
2004-01-17 05:10:08 C 07 25 43.45 +38 12 07.7 18.4 d H72
2004-01-17 05:13:37 C 07 25 43.03 +38 12 09.0 17.3 d H72
2004-01-17 05:17:05 C 07 25 42.71 +38 12 08.5 17.4 d H72
2004-01-17 05:35:59 C 07 25 40.53 +38 12 08.9 c 932
2004-01-17 06:04:59 C 07 25 37.36 +38 12 15.0 c 932
2004-01-17 06:26:00 C 07 25 35.07 +38 12 18.9 c 932
2004-01-17 19:35:49 C 07 24 11.37 +38 14 59.4 18.4 r 130
2004-01-17 19:41:38 C 07 24 10.72 +38 15 00.7 18.5 r 130
2004-01-17 19:47:26 C 07 24 10.08 +38 15 01.9 18.4 r 130
2004-01-17 19:53:16 C 07 24 09.41 +38 15 03.3 18.4 r 130
2004-01-18 07:23:01 C 07 22 54.19 +38 17 23.0 o 290
2004-01-18 07:32:30 C 07 22 53.12 +38 17 24.7 o 290
2004-01-18 07:41:27 C 07 22 52.11 +38 17 26.4 o 290
2004-01-18 20:21:14 C 07 21 29.80 +38 19 42.6 r A17
2004-01-18 21:42:28 C 07 21 20.73 +38 19 57.7 r A17
2004-01-18 22:25:25 C 07 21 15.94 +38 20 07.9 r 170
2004-01-18 22:26:38 C 07 21 15.81 +38 20 08.0 r 170
2004-01-18 22:28:24 C 07 21 15.60 +38 20 08.3 r 170
2004-01-19 06:32:52 C 07 20 22.12 +38 21 35.3 18.4 c 704
2004-01-19 06:51:11 C 07 20 20.01 +38 21 38.1 18.3 c 704
2004-01-19 07:09:21 C 07 20 17.93 +38 21 41.5 18.6 c 704
2004-01-19 07:28:04 C 07 20 15.81 +38 21 44.7 18.6 c 704
2004-01-19 07:46:20 C 07 20 13.71 +38 21 47.6 18.4 c 704
2004-01-22 06:28:41 C 07 12 15.35 +38 31 37.9 c 711
2004-01-22 06:35:12 C 07 12 14.59 +38 31 38.4 c 711
2004-01-22 06:41:44 C 07 12 13.80 +38 31 39.2 c 711
2004-01-22 06:48:24 C 07 12 13.01 +38 31 39.8 c 711
2004-01-22 06:54:54 C 07 12 12.26 +38 31 40.5 c 711
2004-01-23 22:37:34 C 07 07 36.45 +38 34 58.6 o 084
2004-01-23 22:40:49 C 07 07 36.07 +38 35 01.8 c A41
2004-01-23 23:00:53 C 07 07 33.64 +38 35 03.3 c A41
2004-01-23 23:20:53 C 07 07 31.33 +38 35 04.4 c A41
2004-01-29 19:52:33 C 06 50 58.45 +38 33 51.5 r 941
2004-01-29 19:53:11 C 06 50 58.36 +38 33 51.5 r 941
2004-01-29 19:53:50 C 06 50 58.27 +38 33 51.3 r 941