Parameter,Estimate $P$ $[yr]$,$61.274_{61.140}^{61.441}$ $T$ $[yr]$,$1910.765_{1910.615}^{1910.917}$ $e$,$0.269_{0.266}^{0.273}$ $a$ $[″]$,$1.273_{1.270}^{1.275}$ $\omega$ $[°]$,$100.962_{100.667}^{101.452}$ $\Omega$ $[°]$,$48.864_{48.658}^{49.032}$ $i$ $[°]$,$114.097_{113.985}^{114.243}$ $V_{0}$ $[km/s]$,$-45.942_{-46.063}^{-45.860}$ $\pi$ $[mas]$,$65.963_{65.072}^{67.013}$ $f/\pi$ $[pc]$,$5.812_{5.507}^{6.068}$ $m_1$ $[M_\odot]$,$1.180_{1.125}^{1.223}$ $q$,$0.622_{0.577}^{0.661}$