Parameter,Estimate $P$ $[yr]$,$61.286_{61.117}^{61.417}$ $T$ $[yr]$,$1910.743_{1910.629}^{1910.932}$ $e$,$0.270_{0.267}^{0.273}$ $a$ $[″]$,$1.273_{1.270}^{1.275}$ $\omega$ $[°]$,$100.938_{100.585}^{101.362}$ $\Omega$ $[°]$,$48.839_{48.673}^{49.045}$ $i$ $[°]$,$114.072_{113.965}^{114.218}$ $V_{0}$ $[km/s]$,$-45.969_{-46.082}^{-45.891}$ $\pi$ $[mas]$,$67.049_{66.859}^{67.301}$ $f/\pi$ $[pc]$,$5.609_{5.384}^{5.852}$ $m_1$ $[M_\odot]$,$1.138_{1.104}^{1.166}$ $q$,$0.603_{0.567}^{0.648}$