RMS Images are meant to represent the root-mean-square deviation from the mean (rmsd) appropriate to measure the noise level in a Gaussian distribution.

maximum 1.3916e-03 Jy/beam
minimum 1.2516e-04 Jy/beam
mean 2.2480e-04 Jy/beam
median 1.6456e-04 Jy/beam
sigma 1.2555e-04 Jy/beam
MAD rms 3.1242e-05 Jy/beam

RMS images

VLASS3.2.sb45641685.eb46193797.60497.56720813658_split_split.ms

VLASS3.2.ql.T18t11.J074132_303000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

output_dir
 
vis
['VLASS3.2.sb45641685.eb46193797.60497.56720813658_split_split.ms']
Start time
2024-07-24 19:24:32.144
End
2024-07-24 19:25:25.621
Duration
0:00:53.478
Note, WebLog generation is not included in the time.

CASA logs for stage 7