99 Dike

Tags: Planet.

99 Dike (/ˈdaɪkiː/ DY-kee) is a quite large and dark main-belt asteroid. Dike was discovered by Alphonse Borrelly on May 28 1868. It was his first asteroid discovery. It is named after Dike the Greek goddess of moral justice.Based upon a light curve that was generated from photometric observations of this asteroid at Pulkovo Observatory it has a rotation period of 18.127 ± 0.002 hours and varies in brightness by 0.22 ± 0.02 in magnitude.

apoapsis (km)

4.76928e+11

average speed (km/s)

65052.0

mass (kg)

3900.0

orbital period (μ)

1.37187e+08

periapsis (km)

3.20005e+11

temperature (K)

172.0

absolute magnitude

9.43

albedo

0.058

discovery date

1868-05-28

discoverer

Alphonse Borrelly

epoch

December 31 2006 (JD 2454100.5)

escape velocity (kmh)

136.8

former name

A915 BA; 1935 UC; 1935 YL; 1939 UT; 1948 UE; 1948 WC; 1961 XJ; 1974 VB

rotation period (s)

65257.2