iteration cleanmask nmajordone
0 0
1 s13_0.VLASS2.1.se.T20t24.J185132+373000.06.2048.v1.QLcatmask-tier1.mask 21
2 s13_0.VLASS2.1.se.T20t24.J185132+373000.06.2048.v1.combined-tier2.mask 2
3 s13_0.VLASS2.1.se.T20t24.J185132+373000.06.2048.v1.I.iter3.mask 33