V1073 Scorpii

V1073 Scorpii (V1073 Sco) is a variable star in the constellation Scorpius. It also has a non-Greek Bayer designation of k Scorpii.

V1073 Sco has a 14th magnitude companion.

V1073 Sco is an α Cygni variable, a supergiant which pulsates erratically on a timescale of days to weeks. The mean visual magnitude is 4.87 and its brightness changes at most by less than a tenth of a magnitude. A simplistic fitting of Hipparcos data suggests a periodicity of 1.6 days.

V1073 Scorpii is a runaway star, moving at more than 37 km/s relative to its neighbourhood. No bow shock has been detected.