#AJS filter FilterU-GandG-R { # Filter U-G and G-R selection of SDSS6 Data # by Wolfgang Piracher 2009 # ------------------------------------------ ${cl}=6 && ${umag}-${gmag}>=1.38 && ${umag}-${gmag}<=1.48 && ${gmag}-${rmag}>=0.34 && ${gmag}-${rmag}<=0.54 {draw square blue} }