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 7.5510e-04 Jy/beam
minimum 1.2709e-04 Jy/beam
mean 2.0982e-04 Jy/beam
median 1.5865e-04 Jy/beam
sigma 1.0831e-04 Jy/beam
MAD rms 1.8953e-05 Jy/beam

RMS images

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

VLASS3.2.ql.T18t09.J063939_313000.10.2048.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
2024-07-17 11:55:48.914
End
2024-07-17 11:57:07.744
Duration
0:01:18.829
Note, WebLog generation is not included in the time.

CASA logs for stage 7