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 6.3903e-04 Jy/beam
minimum 1.0258e-04 Jy/beam
mean 1.6304e-04 Jy/beam
median 1.2418e-04 Jy/beam
sigma 8.0750e-05 Jy/beam
MAD rms 1.2227e-05 Jy/beam

RMS images

VLASS3.2.sb45672324.eb46194039.60500.20974844907_split_split.ms

VLASS3.2.ql.T25t16.J204400_603000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45672324.eb46194039.60500.20974844907_split_split.ms']
output_dir
 
Start time
2024-07-17 20:48:40.708
End
2024-07-17 20:50:06.798
Duration
0:01:26.090
Note, WebLog generation is not included in the time.

CASA logs for stage 7