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 6.6125e-04 Jy/beam
minimum 1.0515e-04 Jy/beam
mean 1.6757e-04 Jy/beam
median 1.2644e-04 Jy/beam
sigma 8.5939e-05 Jy/beam
MAD rms 1.1078e-05 Jy/beam

RMS images

VLASS3.2.sb45765605.eb46170645.60480.40723210648_split_split.ms

VLASS3.2.ql.T20t04.J030236_393000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45765605.eb46170645.60480.40723210648_split_split.ms']
output_dir
 
Start time
2024-07-09 15:52:24.833
End
2024-07-09 15:53:52.258
Duration
0:01:27.425
Note, WebLog generation is not included in the time.

CASA logs for stage 7