\begin{table}%tb5 \par \caption{\label{tab:pg1206data}Photometric data for PG~1206+459.} \small%\centering \par \begin{tabular}{llll} \hline\hline\noalign{\smallskip} $\nu$ (Hz) & $F_{\nu}$ (Jy) & Error (Jy) & Ref. \\ \hline\noalign{\smallskip} $4.90\times10^{9}$ & $1.20\times10^{-4}$ & ... & {VLA (NED)} \\ $2.30\times10^{11}$ & $1.80\times10^{-3}$ & $4.50\times10^{-4}$ & {IRAM (NED)} \\ $1.72\times10^{12}$ & $1.89\times10^{-1}$ & $3.78\times10^{-2}$ & {ISO (NED)} \\ $2.93\times10^{12}$ & $3.53\times10^{-1}$ & $7.06\times10^{-2}$ & {ISO (NED)} \\ $4.93\times10^{12}$ & $2.57\times10^{-1}$ & $5.14\times10^{-2}$ & {ISO (NED)} \\ $1.20\times10^{13}$ & $1.13\times10^{-1}$ & ... & {IRAS (NED)} \\ $1.43\times10^{13}$ & $6.40\times10^{-2}$ & $1.28\times10^{-2}$ & {ISO (NED)} \\ $2.34\times10^{13}$ & $2.30\times10^{-2}$ & $4.60\times10^{-3}$ & {ISO (NED)} \\ $2.50\times10^{13}$ & $2.07\times10^{-1}$ & $3.60\times10^{-2}$ & {IRAS (NED)} \\ $6.17\times10^{13}$ & $3.00\times10^{-3}$ & ... & {ISO (NED)} \\ $1.39\times10^{14}$ & $2.64\times10^{-3}$ & $9.46\times10^{-5}$ & {2MASS} \\ $1.80\times10^{14}$ & $2.57\times10^{-3}$ & $1.22\times10^{-4}$ & {2MASS} \\ $2.43\times10^{14}$ & $2.43\times10^{-3}$ & $7.76\times10^{-5}$ & {2MASS} \\ $3.33\times10^{14}$ & $2.27\times10^{-3}$ & $6.26\times10^{-4}$ & {SSS} \\ $3.28\times10^{14}$ & $2.78\times10^{-3}$ & $1.26\times10^{-5}$ & {SDSS-DR5} \\ $3.93\times10^{14}$ & $2.94\times10^{-3}$ & $9.76\times10^{-6}$ & {SDSS-DR5} \\ $4.28\times10^{14}$ & $2.51\times10^{-3}$ & $6.93\times10^{-4}$ & {SSS} \\ $4.81\times10^{14}$ & $2.92\times10^{-3}$ & $9.45\times10^{-6}$ & {SDSS-DR5} \\ $5.45\times10^{14}$ & $2.62\times10^{-3}$ & $3.00\times10^{-5}$ & {\XMM-OM} \\ $6.28\times10^{14}$ & $2.53\times10^{-3}$ & $7.01\times10^{-6}$ & {SDSS-DR5} \\ $6.81\times10^{14}$ & $2.25\times10^{-3}$ & $1.30\times10^{-5}$ & {\XMM-OM} \\ $8.47\times10^{14}$ & $2.20\times10^{-3}$ & $9.06\times10^{-6}$ & {SDSS-DR5} \\ $1.05\times10^{15}$ & $1.00\times10^{-3}$ & $9.21\times10^{-5}$ & {IUE} \\ $1.46\times10^{15}$ & $5.25\times10^{-4}$ & $7.25\times10^{-5}$ & {IUE} \\ $2.11\times10^{15}$ & $1.45\times10^{-4}$ & $8.32\times10^{-5}$ & {IUE} \\ \hline \end{tabular} \end{table}