\begin{table}%tA.1
%\centering
\par
\caption{\label{tab1}Log of the observations.}
\small \begin{tabular}{cccc}
\hline \hline
\noalign{\smallskip}
HJD-2450000 & HJD-2453000  & Duration  & Telescope  \\
start (days) &  end (days)&  (h)  &  \\
\hline
 677.657 &677.752  &    2.3 &  REM \\
 678.654 &678.721  &    1.6 &  REM \\
 683.641 &683.734  &    2.2 &  REM \\
 684.638 &684.769  &    3.2 &  REM \\
 685.635 &685.779  &    3.4 &  REM \\
 689.690 &689.751  &    1.4 &  REM \\
 690.622 &690.734  &    2.7 &  REM \\
 695.421 &695.486  &    1.6 &  Loiano \\
 695.608 &695.791  &    4.4 &  REM \\
 696.605 &696.730  &    3.0 &  REM \\
 698.626 &698.744  &    2.8 &  REM \\
 699.626 &699.741  &    2.8 &  REM \\
 700.626 &700.738  &    2.7 &  REM \\
 701.598 &701.723  &    3.0 &  REM \\
 702.604 &702.733  &    3.1 &  REM \\
 703.395 &703.472  &    1.8 &  Loiano \\
 703.589 &703.769  &    4.3 &  REM \\
 704.587 &704.675  &    2.1 &  REM \\
 704.724 &705.032  &    7.4 &  SARA \\
 705.597 &705.750  &    3.7 &  REM \\
 707.578 &707.710  &    3.1 &  REM \\
 708.605 &708.717  &    2.7 &  REM \\
 709.572 &709.714  &    3.4 &  REM \\
 710.585 &710.711  &    3.0 &  REM \\
 711.625 &711.738  &    2.7 &  REM \\
 712.571 &712.802  &    5.5 &  REM \\
 713.566 &713.827  &    6.3 &  REM \\
 714.563 &714.847  &    6.8 &  REM \\
 715.563 &715.806  &    5.8 &  REM \\
 716.566 &716.827  &    6.3 &  REM \\
 721.376 &721.624  &    6.0 &  Loiano \\
 723.351 &723.624  &    6.6 &  Loiano \\
 725.388 &725.502  &    2.7 &  Loiano \\
 724.829 &724.987  &    3.8 &  SARA \\
 753.369 &753.577  &    5.0 &  OSN \\
 755.552 &755.588  &    0.9 &  OSN \\
 756.284 &756.573  &    6.9 &  OSN \\
 757.284 &757.446  &    3.9 &  OSN \\
 758.284 &758.483  &    4.8 &  OSN \\
\hline
\end{tabular} 
\end{table}