2018 GA4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3703083005 ± 4.18e-06
Semi-major axis (a)1.6999512488 AU ± 1.20e-05
Inclination (i)20.78162116° ± 1.28e-04
Long. of Asc. Node (Ω)207.66843268° ± 1.81e-05
Arg. of Perihelion (ω)46.34813441° ± 6.27e-05
Mean Anomaly (M)133.83419335° ± 1.29e-02
Mean Motion (n)0.4446902176°/day ± 4.71e-06
Perihelion dist (q)1.07044519 AU ± 1.04e-05
Aphelion dist (Q)2.32945731 AU ± 1.79e-05
Orbital Period2.21643347 yr ± 2.35e-05
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.322″
Uncertainty2
Orbit TypeAmor
MOID0.139289 AU
Observations Used56
Oppositions1
Arc Total2018-2018
First Observation Used2018-04-13
Last Observation Used2018-09-15
Observations (56)
Date Type RA Dec Mag Band Observatory
2018-05-17 07:38:36 C 17 47 27.12 +50 51 53.1 u H21
2018-05-23 07:33:22 C 18 15 06.61 +55 24 27.1 u H21
2018-05-23 07:41:19 C 18 15 07.98 +55 24 39.6 u H21
2018-05-23 08:05:10 C 18 15 11.98 +55 25 15.3 u H21
2018-09-15 07:48:10 C 20 57 42.543 +25 05 18.51 V T12
2018-09-15 08:05:34 C 20 57 43.296 +25 04 46.92 V T12