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 1.1296e-03 Jy/beam
minimum 1.1181e-04 Jy/beam
mean 1.9742e-04 Jy/beam
median 1.4501e-04 Jy/beam
sigma 1.1041e-04 Jy/beam
MAD rms 2.7937e-05 Jy/beam

RMS images

VLASS3.2.sb45575489.eb46185139.60489.73723068287_split_split.ms

VLASS3.2.ql.T17t16.J114750_243000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45575489.eb46185139.60489.73723068287_split_split.ms']
output_dir
 
Start time
2024-08-09 06:39:47.591
End
2024-08-09 06:40:41.780
Duration
0:00:54.188
Note, WebLog generation is not included in the time.

CASA logs for stage 7