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 7.0220e-04 Jy/beam
minimum 1.1226e-04 Jy/beam
mean 1.8191e-04 Jy/beam
median 1.3460e-04 Jy/beam
sigma 9.7507e-05 Jy/beam
MAD rms 1.3709e-05 Jy/beam

RMS images

VLASS3.2.sb45765012.eb46201947.60505.52412106482_split_split.ms

VLASS3.2.ql.T17t07.J051238_273000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45765012.eb46201947.60505.52412106482_split_split.ms']
output_dir
 
Start time
2024-07-20 08:17:28.766
End
2024-07-20 08:18:39.723
Duration
0:01:10.958
Note, WebLog generation is not included in the time.

CASA logs for stage 7