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 7.3985e-04 Jy/beam
minimum 1.2121e-04 Jy/beam
mean 1.9116e-04 Jy/beam
median 1.4717e-04 Jy/beam
sigma 9.6374e-05 Jy/beam
MAD rms 1.3445e-05 Jy/beam

RMS images

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

VLASS3.2.ql.T18t11.J080001_303000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45641685.eb46193797.60497.56720813658_split_split.ms']
output_dir
 
Start time
2024-07-18 05:34:09.728
End
2024-07-18 05:35:46.402
Duration
0:01:36.674
Note, WebLog generation is not included in the time.

CASA logs for stage 7