
passbands in ENERGY units from Cohen et al. (2003)
available at http://www.ipac.caltech.edu/2mass/releases/allsky/doc/sec6_4a.html#rsr

J:   http://www.ipac.caltech.edu/2mass/releases/allsky/doc/sec6_4a.tbl1.html
H:   http://www.ipac.caltech.edu/2mass/releases/allsky/doc/sec6_4a.tbl2.html
Ks:  http://www.ipac.caltech.edu/2mass/releases/allsky/doc/sec6_4a.tbl3.html


zeropoints will be based on Vega using update spectrum and calibration. 
these are a bit different than the zero mag F_lambda values tabluated 
in the paper (by about 0.02 mag). the numbers in the paper used an old
Vega spectrum and an old calibration (Cohen et al. 1992)
