iterate fit_lc as many times as snfit
iterate fit_lc as many times as snfit

dannygoldstein/sncosmo,sncosmo/sncosmo,dannygoldstein/sncosmo,kbarbary/sncosmo,dannygoldstein/sncosmo,kbarbary/sncosmo,sncosmo/sncosmo,kbarbary/sncosmo,sncosmo/sncosmo