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 6.2094e-04 Jy/beam
minimum 1.2225e-04 Jy/beam
mean 1.9946e-04 Jy/beam
median 1.5017e-04 Jy/beam
sigma 9.4111e-05 Jy/beam
MAD rms 2.0849e-05 Jy/beam

RMS images

VLASS3.2.sb45485121.eb46138419.60465.288844282404_split_split.ms

VLASS3.2.ql.T09t30.J194207_063000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45485121.eb46138419.60465.288844282404_split_split.ms']
output_dir
 
Start time
2024-07-19 07:22:45.677
End
2024-07-19 07:23:45.303
Duration
0:00:59.627
Note, WebLog generation is not included in the time.

CASA logs for stage 7