Parameter,Estimate $P$ $[yr]$,$43.430_{43.287}^{43.588}$ $T$ $[yr]$,$1998.081_{1998.080}^{1998.082}$ $e$,$0.832_{0.832}^{0.833}$ $a$ $[″]$,$0.810_{0.805}^{0.816}$ $\omega$ $[°]$,$78.981_{78.870}^{79.101}$ $\Omega$ $[°]$,$175.239_{175.004}^{175.514}$ $i$ $[°]$,$54.951_{54.619}^{55.359}$ $V_{0}$ $[km/s]$,$9.559_{9.555}^{9.564}$ $\pi$ $[mas]$,$55.356_{54.733}^{56.245}$ $f/\pi$ $[pc]$,$5.210_{5.150}^{5.256}$ $m_1$ $[M_\odot]$,$1.182_{1.124}^{1.222}$ $q$,$0.405_{0.399}^{0.414}$