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 7.6040e-04 Jy/beam
minimum 1.4854e-04 Jy/beam
mean 2.4703e-04 Jy/beam
median 1.8947e-04 Jy/beam
sigma 1.1115e-04 Jy/beam
MAD rms 3.3564e-05 Jy/beam

RMS images

VLASS3.2.sb45422254.eb46193811.60499.09540233796_split_split.ms

VLASS3.2.ql.T08t21.J135820_113000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

output_dir
 
vis
['VLASS3.2.sb45422254.eb46193811.60499.09540233796_split_split.ms']
Start time
2024-07-16 20:55:39.465
End
2024-07-16 20:56:28.603
Duration
0:00:49.139
Note, WebLog generation is not included in the time.

CASA logs for stage 7