(Q3781792)
Statements
UBV M 15444
258.9±3.5 kilometre per second
13.58±0.53 milliarcsecond
60 milliarcsecond per year
−55 milliarcsecond per year
9±1.2 kilometre per second
6.191±0.014
6.039±0.009
5.759±0.03
5.691±0.036
8,222 kelvin