2018 AC4
ephemeris	date	magn	radius	delta (AU)	delta (LD)	delta (km)	ra	dec	elong	phase
Today	7 Jun 2023	25.7	1.320 AU	0.429 AU	166.85 LD	64,149,008 km	20h20m	-63°19'	127.4°	37.7°
Brightest	15 Jul 2023	21.9	1.039 AU	0.064 AU	24.73 LD	9,507,845 km	13h59m	-45°50'	109.0°	67.7°
Approach	18 Jul 2023	22.3	1.014 AU	0.055 AU	21.46 LD	8,251,598 km	13h04m	-18°13'	86.1°	90.8°

Based on its absolute magnitude (Hₒ) of 25.4 and an albedo between 0.25 and 0.05, the estimated diameter of 2018 AC4 is 20 - 50 m.

The interactive orbit chart above shows the near-earth object's path through the solar system and its position at the given date. Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below.

(Left-click and drag to rotate the view; right-click and drag to move the view; use scroll wheel to zoom in our out.)

The light curve chart below shows the estimated development of the NEO's magnitude during its approach to earth.

The following all-sky chart shows the path of the NEO in the coming months.

The following chart shows the path of the NEO in the coming days or hours. The field of view is optimized for (~10x50) binoculars and finderscopes. A more printer-friendly version of the same chart can be found below.