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{\Large {\bf Table 2.b} : 0.36 -- 0.8 $\mu$m photometric data\\}

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\begin{tabular}{ccccccc}
\hline

 & Epoch &  &  &  &  &  \\
name & JD 2440000+ & U & B & V & R & I\\
\hline

 &  &  &  &  &  &   \\
SY Scl	 & 6225 & 13.36 & 12.97 & 11.38 & 9.14 & 6.62  \\

 &  &  &  &  &  &   \\
IRC --30100  & 7523  &  13.86  & 11.27  &   8.58   &  6.97   &\\

 &  &  &  &  &  &  \\
IRC --20540 & 6224 & & &15.33  &  11.32   &   8.50   \\

 &  &  &  &  &  &  \\
IRAS 22231--4529 & 6253 & 18.10 & 16.6 & 13.76 & 11.01 & 8.26\\ 

 &  &  &  &  &  & \\
IRC +10523 &6224  &  & 15.13 &  12.97 &  9.90 &  7.02 \\
\hline
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