Astronomy

The following link contains notes and instructions for performing aperture photometry on standard stars and obtaining the terms in the transformation equations necessary to transform a set of instrumental magnitudes on to a photometric system.

Standard Star Photometry

The following link contains a list and brief summary of the programs written for use throughout the standard star photometric pipeline.

Standard Star Programs/Scripts

The following link contains a description of flat-fielding.

Flat-Fielding

NOTE: WE SEE .5 SECOND INTERVALS IN THE EXPOSURE TIMES IN MANY EXPOSURES. THESE CANNOT BE CHANGED SIMPLY BY CHANGING THE VALUES WITHIN THE INPUT FILE TO FITPARAMS. THEY MUST BE CHANGED IN THE HEADERS AND RE-RUN THROUGH PHOT, OR A PROGRAM MUST BE WRITTEN TO DEAL WITH THIS PROBLEM.