Parameter,Estimate $P$ $[yr]$,$13.013_{12.979}^{13.043}$ $T$ $[yr]$,$1928.727_{1928.584}^{1928.905}$ $e$,$0.738_{0.730}^{0.748}$ $a$ $[″]$,$0.046_{0.044}^{0.047}$ $\omega$ $[°]$,$125.530_{124.055}^{126.928}$ $\Omega$ $[°]$,$51.655_{47.300}^{54.833}$ $i$ $[°]$,$116.000_{111.186}^{123.755}$ $V_{0}$ $[km/s]$,$12.606_{12.487}^{12.706}$ $\pi$ $[mas]$,$4.122_{3.756}^{4.433}$ $f/\pi$ $[pc]$,$85.971_{81.065}^{96.688}$ $m_1$ $[M_\odot]$,$5.334_{3.785}^{6.887}$ $q$,$0.549_{0.477}^{0.665}$