Parameter,Estimate $P$ $[yr]$,$6.130_{6.097}^{6.161}$ $T$ $[yr]$,$1981.852_{1981.756}^{1982.007}$ $e$,$0.497_{0.477}^{0.540}$ $a$ $[″]$,$0.058_{0.055}^{0.059}$ $\omega$ $[°]$,$157.473_{154.046}^{163.057}$ $\Omega$ $[°]$,$95.118_{92.935}^{97.683}$ $i$ $[°]$,$79.683_{75.663}^{82.481}$ $V_{0}$ $[km/s]$,$26.411_{25.879}^{27.129}$ $\pi$ $[mas]$,$8.464_{8.066}^{8.722}$ $f/\pi$ $[pc]$,$33.337_{30.043}^{37.271}$ $m_1$ $[M_\odot]$,$6.058_{5.933}^{6.208}$ $q$,$0.393_{0.345}^{0.444}$