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 7.1570e-04 Jy/beam
minimum 1.2680e-04 Jy/beam
mean 2.0317e-04 Jy/beam
median 1.5659e-04 Jy/beam
sigma 9.2670e-05 Jy/beam
MAD rms 1.6388e-05 Jy/beam

RMS images

VLASS3.2.sb45424969.eb46169404.60476.98585513889_split_split.ms

VLASS3.2.ql.T09t20.J130611_073000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45424969.eb46169404.60476.98585513889_split_split.ms']
output_dir
 
Start time
2024-07-09 05:56:52.457
End
2024-07-09 05:58:09.853
Duration
0:01:17.395
Note, WebLog generation is not included in the time.

CASA logs for stage 7