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
2017-12-26 11:07:56 C 12 55 43.12 -00 08 32.5 U 703
2017-12-26 11:15:35 C 12 55 44.49 -00 08 42.4 U 703
2017-12-26 11:23:14 C 12 55 45.88 -00 08 54.3 U 703
2017-12-29 11:03:33 C 13 09 37.47 -01 58 34.7 U 703
2017-12-29 11:11:16 C 13 09 38.99 -01 58 47.8 U 703
2017-12-29 11:18:57 C 13 09 40.50 -01 58 58.9 U 703
2017-12-29 11:26:38 C 13 09 42.04 -01 59 11.0 U 703
2017-12-31 14:33:51 C 13 19 59.62 -03 20 28.9 U T05
2017-12-31 14:45:21 C 13 20 01.84 -03 20 46.1 U T05
2017-12-31 14:57:01 C 13 20 04.24 -03 21 05.6 U T05
2017-12-31 15:08:33 C 13 20 06.59 -03 21 23.9 U T05
2018-01-12 15:09:40 C 14 24 53.70 -11 33 26.7 U T05
2018-01-12 15:21:29 C 14 24 56.50 -11 33 48.2 U T05
2018-01-12 15:33:38 C 14 24 59.50 -11 34 08.8 U T05
2018-01-12 15:45:56 C 14 25 02.51 -11 34 31.4 U T05
2018-01-13 11:43:26 C 14 29 58.07 -12 09 33.0 U 703
2018-01-13 11:51:00 C 14 30 00.04 -12 09 46.0 U 703
2018-01-13 11:59:12 C 14 30 02.03 -12 10 02.1 U 703
2018-08-18 13:28:39 C 00 16 00.094 +01 27 46.35 U F51
2018-08-18 13:42:58 C 00 15 59.346 +01 27 43.82 U F51
2018-08-18 14:11:25 C 00 15 57.850 +01 27 38.86 U F51
2018-09-07 08:55:01 C 23 48 10.52 -00 21 13.3 V G96
2018-09-07 09:03:44 C 23 48 09.96 -00 21 16.1 V G96
2018-09-07 09:11:06 C 23 48 09.51 -00 21 18.0 V G96
2018-09-07 09:18:25 C 23 48 09.03 -00 21 19.8 V G96
2018-09-08 17:10:56 C 23 46 09.68 -00 29 44.8 q D29
2018-09-08 17:31:18 C 23 46 08.34 -00 29 50.6 q D29
2018-09-08 17:51:39 C 23 46 07.09 -00 29 55.9 q D29
2018-09-14 04:33:29 C 23 38 03.64 -01 04 24.5 o W93
2018-09-14 04:36:03 C 23 38 03.48 -01 04 25.1 o W93
2018-09-14 04:38:42 C 23 38 03.31 -01 04 25.9 o W93
2018-09-14 05:55:15 C 23 37 58.55 -01 04 46.0 o W93
2018-09-14 05:57:44 C 23 37 58.40 -01 04 46.6 o W93
2018-09-14 06:00:25 C 23 37 58.23 -01 04 47.3 o W93
2018-09-16 06:13:11 C 23 35 04.61 -01 17 28.4 V 703
2018-09-16 06:18:28 C 23 35 04.30 -01 17 30.4 V 703
2018-09-16 06:23:45 C 23 35 04.06 -01 17 30.6 V 703
2018-09-16 06:29:02 C 23 35 03.73 -01 17 33.1 V 703
2018-09-28 04:57:34 C 23 19 24.97 -02 26 02.4 u H21
2018-09-28 05:05:14 C 23 19 24.58 -02 26 04.1 u H21
2018-09-28 05:12:31 C 23 19 24.21 -02 26 05.6 u H21
2018-09-28 08:48:08 C 23 19 13.56 -02 26 50.4 o 691
2018-09-28 09:21:29 C 23 19 11.90 -02 26 58.9 o 691
2018-09-28 09:54:19 C 23 19 10.26 -02 27 05.1 o 691
2018-09-30 05:52:19 C 23 17 05.40 -02 36 12.2 V G96
2018-09-30 06:00:27 C 23 17 05.02 -02 36 14.5 V G96
2018-09-30 06:08:35 C 23 17 04.67 -02 36 15.8 V G96
2018-09-30 06:16:44 C 23 17 04.24 -02 36 17.4 V G96
2018-10-04 08:30:59 C 23 12 45.676 -02 55 01.32 U F52
2018-10-04 08:47:49 C 23 12 44.954 -02 55 04.32 U F52