\begin{table}%t1
\par
\caption{\label{tab1}Observational journal for the DI UMa campaign.}
%\centering
\par
 \begin{tabular}{l c c c c c} 
 \hline \hline
Date in & Start [HJD]& End [HJD]& Dur & No. of & $\langle V\rangle$ \\
2007 & (2~454~000+) & (2~454~000+) & (h) & points & (mag) \\
\hline
Jan. 15 & 116.40818 & 116.64998 & 5.80 & 101 & 14.84 \\
Mar. 07 & 167.33473 & 167.56941 & 5.63 & 97 & 16.23 \\
Mar. 13 & 173.49266 & 173.65707 & 3.95 & 117 & 15.26 \\
Mar. 26 & 186.33092 & 186.64037 & 7.43 & 99 & 17.69 \\
Mar 27 & 187.32404 & 187.52248 & 4.76 & 89 & 16.95 \\
Mar 28 & 188.33963 & 188.55087 & 5.07 & 106 & 15.71 \\
Mar. 30 & 190.35326 & 190.46698 & 2.73 & 48 & 17.51 \\
Mar. 31 & 191.36005 & 191.38821 & 0.68 & 9 & 17.69 \\
Apr. 04 & 195.30920 & 195.31517 & 0.14 & 7 & 17.41 \\
Apr. 05 & 196.33060 & 196.35222 & 0.52 & 24 & 15.73 \\
Apr. 11 & 202.31427 & 202.34950 & 0.85 & 26 & 17.65 \\
Apr. 12 & 203.34770 & 203.46420 & 2.80 & 79 & 17.46 \\
Apr. 13 & 204.34525 & 204.47620 & 3.14 & 96 & 15.98 \\
Apr. 14 & 205.36642 & 205.52808 & 3.88 & 115 & 14.70 \\
Apr. 15 & 206.27831 & 206.47507 & 4.72 & 172 & 14.67 \\
Apr. 16 & 207.28708 & 207.58366 & 7.12 & 523 & 14.82 \\
Apr. 17 & 208.27757 & 208.40331 & 3.02 & 102 & 14.87 \\
Apr. 18 & 209.34435 & 209.53969 & 4.69 & 123 & 14.93 \\
Apr. 20 & 211.35228 & 211.46002 & 2.59 & 69 & 15.06 \\
Apr. 21 & 212.28355 & 212.37567 & 2.21 & 61 & 15.21 \\
Apr. 23 & 214.37639 & 214.46617 & 2.15 & 58 & 15.52 \\
Apr. 25 & 216.28540 & 216.52020 & 5.64 & 176 & 17.15 \\
Apr. 26 & 217.32268 & 217.44514 & 2.94 & 38 & 17.40 \\
Apr. 29 & 220.39641 & 220.51590 & 2.87 & 22 & 16.08 \\
May 16 & 237.44159 & 237.51015 & 1.65 & 42 & 14.77 \\
May 17 & 238.33788 & 238.49019 & 3.66 & 139 & 14.83 \\
May 18 & 239.33408 & 239.51366 & 4.31 & 136 & 14.94 \\
May 20 & 241.36450 & 241.40883 & 1.06 & 24 & 15.11 \\
May 21 & 242.36734 & 242.46793 & 2.41 & 63 & 15.22 \\
May 22 & 243.38513 & 243.47040 & 2.05 & 52 & 15.30 \\
May 23 & 244.37801 & 244.48001 & 2.45 & 63 & 15.30 \\
May 24 & 245.34680 & 245.49097 & 3.46 & 66 & 15.61 \\
May 25 & 246.33298 & 246.43703 & 2.50 & 26 & 16.66 \\
Jun. 12 & 264.35449 & 264.36172 & 0.17 & 4 & 17.95 \\
Jun. 19 & 271.37112 & 271.46188 & 2.18 & 53 & 14.72 \\
Jun. 20 & 272.34845 & 272.41129 & 1.51 & 48 & 14.74 \\
\hline
\end{tabular} 
\end{table}