Bo	$\begin{array}{l}\displaystyle B_o = c_1 + c_2 \cdot \left[ c_6 \cdot R_{sb} \left( \frac{\gamma_g}{\gamma_o} \right)^{c_4} + c_3 (T-32) \right]^{c_5}\end{array}$	$\begin{array}{l}c_1 = 0.972, \ c_2 = 1.47 \cdot 10^{-4}, \ c_3 = 0.695, \ c_4 = 0.5, \ c_5 = 1.175, \ c_6 = 0.1781076\end{array}$

where

$\begin{array}{l}B_o\end{array}$	RV/SV	Oil formation volume factor
$\begin{array}{l}R_{sb}\end{array}$	RV/SV	Solution GOR
$\begin{array}{l}\gamma_o\end{array}$	frac	Oil specific gravity
$\begin{array}{l}\gamma_g\end{array}$	frac	Gas specific gravity
$\begin{array}{l}T\end{array}$	°F	Initial formation temperature

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See Also