Parameter,Estimate $P$ $[yr]$,$21.282_{21.246}^{21.312}$ $T$ $[yr]$,$1997.335_{1997.261}^{1997.417}$ $e$,$0.558_{0.551}^{0.565}$ $a$ $[″]$,$1.032_{1.025}^{1.037}$ $\omega$ $[°]$,$151.388_{150.040}^{152.982}$ $\Omega$ $[°]$,$45.502_{45.125}^{45.973}$ $i$ $[°]$,$107.667_{107.411}^{107.889}$ $V_{0}$ $[km/s]$,$-97.454_{-97.542}^{-97.301}$ $\pi$ $[mas]$,$130.034_{129.081}^{130.732}$ $f/\pi$ $[pc]$,$1.271_{1.210}^{1.412}$ $m_1$ $[M_\odot]$,$0.921_{0.889}^{0.946}$ $q$,$0.198_{0.186}^{0.224}$