(Q78877311)
Statements
1.91±0.43 milliarcsecond
−8.643±0.695 milliarcsecond per year
−3.594±1.263 milliarcsecond per year
18.36±1.09 kilometre per second
9.362±0.06
9.036±0.068
9.006±0.05
10.198±0.056
9.666±0.025
9.924±0.042
9.586±0.09
9.509±0.132
7,000 centimetre per square second