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 1.2640e-03 Jy/beam
minimum 1.1473e-04 Jy/beam
mean 1.9767e-04 Jy/beam
median 1.4439e-04 Jy/beam
sigma 1.0858e-04 Jy/beam
MAD rms 2.3046e-05 Jy/beam

RMS images

VLASS3.2.sb45621986.eb46268733.60517.296862511575_split_split.ms

VLASS3.2.ql.T18t04.J024009_293000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

output_dir
 
vis
['VLASS3.2.sb45621986.eb46268733.60517.296862511575_split_split.ms']
Start time
2024-09-07 22:09:56.973
End
2024-09-07 22:10:53.343
Duration
0:00:56.370
Note, WebLog generation is not included in the time.

CASA logs for stage 7