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 9.6919e-04 Jy/beam
minimum 1.3161e-04 Jy/beam
mean 2.2306e-04 Jy/beam
median 1.6944e-04 Jy/beam
sigma 1.1058e-04 Jy/beam
MAD rms 3.1204e-05 Jy/beam

RMS images

VLASS3.2.sb45402433.eb46233696.60512.00178947917_split_split.ms

VLASS3.2.ql.T07t26.J170647_143000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45402433.eb46233696.60512.00178947917_split_split.ms']
output_dir
 
Start time
2024-08-01 20:15:23.714
End
2024-08-01 20:16:18.302
Duration
0:00:54.588
Note, WebLog generation is not included in the time.

CASA logs for stage 7