678989 (2018 GY4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7100942461 ± 2.36e-07
Semi-major axis (a)0.9181210654 AU ± 7.54e-09
Inclination (i)17.23873837° ± 7.66e-06
Long. of Asc. Node (Ω)266.97948990° ± 1.07e-04
Arg. of Perihelion (ω)102.76934591° ± 1.00e-04
Mean Anomaly (M)26.91328360° ± 3.07e-05
Mean Motion (n)1.1203722623°/day ± 1.38e-08
Perihelion dist (q)0.26616858 AU ± 2.17e-07
Aphelion dist (Q)1.57007355 AU ± 2.17e-07
Orbital Period0.87973106 yr ± 1.08e-08
Physical Parameters
H (abs. magnitude)19.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.352″
Uncertainty0
Orbit TypeAten
MOID0.175741 AU
Observations Used95
Oppositions2
Arc Total2010-2025
First Observation Used2010-02-17
Last Observation Used2025-03-30
Observations (96)
Date Type RA Dec Mag Band Observatory
2010-02-17 15:46:03 S 06 31 49.085 -71 05 55.10 L C51
2010-02-17 15:46:14 S 06 31 49.231 -71 05 54.24 L C51
2010-02-17 18:56:45 S 06 33 06.722 -70 47 23.82 L C51
2018-04-13 06:11:46 C 09 22 35.952 -22 47 13.61 U F51
2018-04-13 06:28:36 C 09 22 35.682 -22 46 51.71 U F51
2018-04-13 06:45:29 C 09 22 35.408 -22 46 29.83 U F51
2018-04-14 00:45:07 C 09 22 22.92 -22 23 08.7 u 807
2018-04-14 00:49:32 C 09 22 22.85 -22 23 03.4 u 807
2018-04-14 00:54:05 C 09 22 22.80 -22 22 57.4 u 807
2018-04-14 03:06:17 C 09 22 21.56 -22 20 20.1 o 691
2018-04-14 03:18:54 C 09 22 21.30 -22 20 03.4 U I52
2018-04-14 03:20:46 C 09 22 21.35 -22 20 01.2 o 691
2018-04-14 03:21:28 C 09 22 21.30 -22 20 00.4 U I52
2018-04-14 03:22:33 C 09 22 21.24 -22 19 58.2 U I52
2018-04-14 03:35:12 C 09 22 21.13 -22 19 42.6 o 691
2018-04-14 23:53:27 C 09 22 10.27 -21 53 53.3 U 807
2018-04-14 23:58:02 C 09 22 10.22 -21 53 47.5 U 807
2018-04-15 00:03:16 C 09 22 10.18 -21 53 41.1 U 807
2018-04-15 02:55:20 C 09 22 08.81 -21 50 16.7 o 691
2018-04-15 03:09:31 C 09 22 08.67 -21 49 59.1 o 691
2018-04-15 03:23:36 C 09 22 08.54 -21 49 42.5 o 691
2018-04-16 04:53:58 C 09 21 58.94 -21 18 15.9 o 691
2018-04-16 05:15:42 C 09 21 58.72 -21 17 49.7 o 691
2018-04-16 05:37:01 C 09 21 58.57 -21 17 23.5 o 691
2018-04-18 23:50:55 C 09 21 54.25 -19 59 18.0 U 807
2018-04-18 23:55:26 C 09 21 54.22 -19 59 12.8 U 807
2018-04-19 00:00:38 C 09 21 54.23 -19 59 06.9 U 807
2018-04-19 04:18:08 C 09 21 54.54 -19 54 24.7 U I52
2018-04-19 04:19:56 C 09 21 54.60 -19 54 22.0 U I52
2018-04-19 04:32:35 C 09 21 54.59 -19 54 08.6 U I52
2018-04-21 00:26:36 C 09 22 06.96 -19 05 23.5 U 807
2018-04-21 00:32:31 C 09 22 06.98 -19 05 16.9 U 807
2018-04-21 00:39:16 C 09 22 07.00 -19 05 09.6 U 807
2018-04-21 03:18:16 C 09 22 08.09 -19 02 28.9 U I52
2018-04-21 03:21:27 C 09 22 08.07 -19 02 24.0 o 691
2018-04-21 03:23:02 C 09 22 08.14 -19 02 23.8 U I52
2018-04-21 03:27:12 C 09 22 08.13 -19 02 18.1 U I52
2018-04-21 03:30:28 C 09 22 08.07 -19 02 14.6 o 691
2018-04-21 03:39:30 C 09 22 08.25 -19 02 05.2 o 691
2018-04-24 23:58:02 C 09 23 08.34 -17 27 16.2 U 807
2018-04-25 00:01:56 C 09 23 08.40 -17 27 12.6 U 807
2018-04-25 00:05:21 C 09 23 08.46 -17 27 09.0 U 807
2018-04-26 04:02:53 C 09 23 34.50 -17 00 30.7 U I52
2018-04-26 04:06:27 C 09 23 34.49 -17 00 27.1 U I52
2018-04-26 04:10:01 C 09 23 34.59 -17 00 24.2 U I52
2018-05-04 04:46:55 C 09 28 01.62 -14 17 35.7 o 691
2018-05-04 05:18:33 C 09 28 02.45 -14 17 11.1 o 691
2018-05-11 23:56:20 C 09 34 21.17 -12 12 14.3 u 807
2018-05-12 00:13:05 C 09 34 21.82 -12 12 04.5 u 807
2018-05-12 23:46:20 C 09 35 16.65 -11 58 23.5 U 807