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
2018-10-04 09:04:39 C 23 12 44.229 -02 55 07.29 U F52
2018-10-04 09:21:26 C 23 12 43.519 -02 55 10.49 U F52
2018-10-06 04:03:45 C 23 11 00.81 -03 02 35.6 V G96
2018-10-06 04:11:54 C 23 11 00.50 -03 02 36.4 V G96
2018-10-06 04:20:04 C 23 11 00.16 -03 02 38.0 V G96
2018-10-06 04:28:15 C 23 10 59.85 -03 02 39.6 V G96
2021-01-04 03:08:43 C 04 35 00.01 +34 31 16.4 V G96
2021-01-04 03:16:04 C 04 34 59.57 +34 31 14.7 V G96
2021-01-04 03:23:27 C 04 34 59.11 +34 31 13.3 V G96
2021-01-04 03:30:50 C 04 34 58.71 +34 31 11.5 V G96
2021-01-06 04:53:12 C 04 32 11.43 +34 20 14.4 V G96
2021-01-06 05:00:42 C 04 32 10.99 +34 20 12.3 V G96
2021-01-06 05:08:12 C 04 32 10.60 +34 20 10.8 V G96
2021-01-06 05:15:41 C 04 32 10.14 +34 20 08.8 V G96
2021-08-18 08:42:22 C 11 57 35.17 -04 14 36.0 V Q62
2021-08-18 08:49:27 C 11 57 36.51 -04 14 46.4 V Q62
2022-08-25 08:56:21 C 01 58 40.33 +17 22 09.6 u H21
2022-08-25 09:03:35 C 01 58 40.22 +17 22 09.8 u H21
2022-08-25 09:14:10 C 01 58 40.08 +17 22 09.7 u H21
2022-10-02 09:00:27 C 01 30 54.389 +16 13 51.97 U F51
2022-10-02 09:20:27 C 01 30 53.519 +16 13 48.43 U F51
2022-10-02 09:40:18 C 01 30 52.647 +16 13 44.80 U F51
2025-06-29 13:12:56 C 00 49 31.111 +04 36 01.53 X F52
2025-06-29 13:19:18 C 00 49 31.256 +04 36 03.43 X F52
2025-06-29 13:25:41 C 00 49 31.422 +04 36 05.06 X F52
2025-06-29 13:32:05 C 00 49 31.590 +04 36 06.91 X F52
2025-08-17 14:05:09 C 00 45 11.690 +06 28 30.17 X F51
2025-08-17 14:25:32 C 00 45 10.928 +06 28 28.28 X F51
2025-08-17 14:39:56 C 00 45 10.397 +06 28 26.98 X F51
2025-08-25 12:32:06 C 00 37 32.114 +06 04 55.63 X F51
2025-08-25 12:48:51 C 00 37 31.341 +06 04 52.98 X F51
2025-08-25 13:11:54 C 00 37 30.279 +06 04 49.65 X F51
2025-08-25 13:28:36 C 00 37 29.509 +06 04 47.10 X F51
2025-09-16 11:11:04 C 00 09 58.790 +04 10 07.57 X F51
2025-09-16 12:13:00 C 00 09 55.235 +04 09 51.12 X F51
2025-09-16 12:30:20 C 00 09 54.232 +04 09 46.59 X F51
2025-09-23 06:44:59 C 00 00 54.209 +03 26 27.82 V G96
2025-09-23 06:52:24 C 00 00 53.780 +03 26 25.44 V G96
2025-09-23 06:59:48 C 00 00 53.388 +03 26 23.42 V G96
2025-09-23 07:07:12 C 00 00 52.967 +03 26 21.52 V G96
2025-10-01 08:10:21 C 23 50 47.731 +02 35 27.58 X F51
2025-10-01 08:28:21 C 23 50 46.820 +02 35 22.89 X F51
2025-10-01 08:46:22 C 23 50 45.899 +02 35 18.34 X F51
2025-10-01 09:04:31 C 23 50 44.976 +02 35 13.66 X F51
2025-10-13 07:38:19 C 23 38 06.666 +01 28 12.93 X F51
2025-10-13 07:56:36 C 23 38 05.955 +01 28 09.20 X F51
2025-10-13 08:14:58 C 23 38 05.229 +01 28 05.55 X F51
2025-10-15 04:27:13 C 23 36 27.047 +01 19 07.61 V V00
2025-10-15 04:35:18 C 23 36 26.723 +01 19 05.88 V V00
2025-10-15 04:43:20 C 23 36 26.442 +01 19 04.19 V V00