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 1.3111e-03 Jy/beam
minimum 1.0944e-04 Jy/beam
mean 1.8191e-04 Jy/beam
median 1.3768e-04 Jy/beam
sigma 9.9542e-05 Jy/beam
MAD rms 1.9449e-05 Jy/beam

RMS images

VLASS3.2.sb45817079.eb46169400.60476.660716388884_split_split.ms

VLASS3.2.ql.T21t09.J080757_413000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45817079.eb46169400.60476.660716388884_split_split.ms']
output_dir
 
Start time
2024-07-08 08:28:34.775
End
2024-07-08 08:30:08.462
Duration
0:01:33.686
Note, WebLog generation is not included in the time.

CASA logs for stage 7