Explanatory Notes

The columns given for the table summarizing the comparison stars used for the differential photometry of Fermi targets are as follows:

(1) Object name (also see the target list).
(2) Comparison star identification as given in the finding chart for the object.
(3) The adopted V-band magnitude for the star.
(4) The uncertainty for the magnitude given in (3).
(5) The adopted R-band magnitude for the star.
(6) The uncertainty for the magnitude given in (5).
(7) Source of the adopted apparent magnitudes and uncertainty. The link will bring you to the appropriate journal article within the NASA Astrophysics Data System.

Please contact Paul Smith (pssmith@arizona.edu) if you have questions concerning these web pages.