iteration cleanmask nmajordone
0 0
1 s13_0.VLASS2.1.se.T16t20.J142123+203000.06.2048.v1.QLcatmask-tier1.mask 16
2 s13_0.VLASS2.1.se.T16t20.J142123+203000.06.2048.v1.combined-tier2.mask 3
3 s13_0.VLASS2.1.se.T16t20.J142123+203000.06.2048.v1.I.iter3.mask 42