738 Alagasta

738 Alagasta is a main belt asteroid. It was discovered from Heidelberg on 7 January 1913 by German astronomer Franz Kaiser. The asteroid was named in honor of Gau-Algesheim, previously Alaghastesheim, which is the home city of the discoverer's family. This body is orbiting at a distance of $31.395$ with a period of 1933.1 days and an eccentricity of 0.055. The orbital plane is inclined at an angle of 3.53° to the plane of the ecliptic.

Photometric measurements made of the asteroid during 2015 produced a light curve that showed a rotation period of $0.04$ with a brightness variation of 0.11 in magnitude. The asteroid is roughly 63 km in diameter and has a low albedo.