add # to header line of .cat file

ObservationSim/Config/ChipOutput.py

@@ -37,7 +37,7 @@ class ChipOutput(object):
         fh.setFormatter(formatter)
         self.logger.addHandler(fh)
 
-        hdr1  = "obj_ID ID_chip filter xImage yImage ra dec ra_orig dec_orig z mag obj_type "
+        hdr1  = "# obj_ID ID_chip filter xImage yImage ra dec ra_orig dec_orig z mag obj_type "
         hdr2  = "thetaR bfrac hlr_disk hlr_bulge e1_disk e2_disk e1_bulge e2_bulge g1 g2 "
         hdr3  = "sed_type av redden "
         hdr4 = "pm_ra pm_dec RV parallax\n"