IMU data from Reach Kit

ANyone know a good way to convert the output to roll pitch yaw? I am getting the following output following ago’s method

.
.
.
Acc: +0.047 -0.003 +0.994 Gyr: -0.915 +0.183 +0.610 Mag: -11.795 +4.275 -78.898
Acc: +0.055 +0.004 +1.010 Gyr: -0.854 +0.061 +0.549 Mag: -11.795 +4.275 -78.898
Acc: +0.047 -0.007 +1.009 Gyr: -0.671 -0.122 +0.610 Mag: -11.795 +4.275 -78.898
Acc: +0.048 -0.013 +0.980 Gyr: -0.732 -0.061 +0.427 Mag: -9.293 -0.356 -77.175
Acc: +0.056 -0.007 +1.006 Gyr: -0.793 +0.183 +0.427 Mag: -9.293 -0.356 -77.175
Acc: +0.054 -0.008 +1.006 Gyr: -0.915 +0.000 +0.427 Mag: -9.293 -0.356 -77.175
Acc: +0.057 -0.010 +0.992 Gyr: -0.854 +0.000 +0.488 Mag: -9.293 -0.356 -77.175
.
.
.