300 Geraldina
300 Geraldina is a large Main belt asteroid. It was discovered by Auguste Charlois on October 3, 1890, in Nice. The origin of the name is unknown. It is orbiting the Sun at a distance of with a period of and an eccentricity of 0.057. The orbital plane is tilted at an angle of 0.73° to the plane of the ecliptic.
Light curve analysis based on photometric observations of this asteroid made during 2005 show a rotation period of with a brightness variation of 0.18 in magnitude.