(Q118908464)
Statements
−218.436±0.025 milliarcsecond per year
2 references
−220 milliarcsecond per year
−78.538±0.02 milliarcsecond per year
2 references
−82 milliarcsecond per year
−8.7±0.19 kilometre per second
8.380834±0.002765
2 references
6.556±0.029
6.942±0.027