\begin{table}%t2 \caption{Observation journal of low-resolution spectropolarimetry of the field stars around RY Tauri.}\label{tbl:obs_ispobsjournal} %\centering \par \small \begin{tabular}{ccccccc} \hline\hline Object & $m_{\rm V}$& RA (2000) & Dec (2000) & Date & Telescope & Exposure time \\ & [mag] & & & & & [s] \\ \hline HIP 20728 & 9.64 & $04^{\rm h}26^{\rm m}31^{\rm s}.02$ & $29\degr 15\arcmin 45\farcs 52$ & Feb. 9, 2000; Mar. 12, 2000& DAO 91 cm & 9400 \\ HIP 20250 & 4.97 & $04^{\rm h}20^{\rm m}21\fs21$& $27\degr 21\arcmin 02\farcs 73$& Nov. 16, 1999; Jan. 3, 2000 & DAO 91 cm & 2640 \\ HIP 20262 & 7.93 & $04^{\rm h}20^{\rm m}37\fs78$& $28\degr 53\arcmin 31\farcs 24$ & Jan. 1, 2000 & DAO 91 cm & 3520 \\ HIP 20324 & 7.21 & $04^{\rm h}21^{\rm m}15\fs26$& $27\degr 21\arcmin 00\farcs 85$& Nov. 24, 2000 & OAO 91 cm & 1600 \\ HIP 20663 & 8.17 & $04^{\rm h}25^{\rm m}38\fs26$& $29\degr 31\arcmin 36\farcs 17$ & Dec. 2, 2000 & OAO 91 cm & 2560 \\ \hline cf. RY Tauri (HIP 20387) && $04^{\rm h}21^{\rm m}57\fs41$ & $28\degr 26\arcmin 35\farcs 60$ & & & \\ \hline \end{tabular} \end{table}