Parameter,Estimate $P$ $[yr]$,$21.290_{21.251}^{21.319}$ $T$ $[yr]$,$1997.360_{1997.278}^{1997.433}$ $e$,$0.558_{0.552}^{0.565}$ $a$ $[″]$,$1.028_{1.023}^{1.035}$ $\omega$ $[°]$,$151.854_{150.354}^{153.306}$ $\Omega$ $[°]$,$45.604_{45.202}^{46.053}$ $i$ $[°]$,$107.723_{107.472}^{107.941}$ $V_{0}$ $[km/s]$,$-97.371_{-97.519}^{-97.281}$ $\pi$ $[mas]$,$130.343_{129.468}^{131.162}$ $f/\pi$ $[pc]$,$1.371_{1.246}^{1.445}$ $m_1$ $[M_\odot]$,$0.889_{0.868}^{0.927}$ $q$,$0.218_{0.193}^{0.232}$