Dr. Marc S. Seigar

2DFFT Code:

The 2DFFT code can be downloaded here.

We kindly ask that if you publish results using this code, that you cite the following paper:

Davis et al. 2012, "Measurement of Galactic Logarithmic Spiral Arm Pitch Angle Using Two-Dimensional Fast Fourier Transform Decomposition", ApJS, in press (arXiv:1202.4780).