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 1.4699e-03 Jy/beam
minimum 1.1251e-04 Jy/beam
mean 2.1536e-04 Jy/beam
median 1.6170e-04 Jy/beam
sigma 1.1874e-04 Jy/beam
MAD rms 4.1706e-05 Jy/beam

RMS images

VLASS3.2.sb45656839.eb46222903.60510.6681791088_split_split.ms

VLASS3.2.ql.T16t15.J105324_203000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45656839.eb46222903.60510.6681791088_split_split.ms']
output_dir
 
Start time
2024-08-17 20:43:56.080
End
2024-08-17 20:44:49.471
Duration
0:00:53.391
Note, WebLog generation is not included in the time.

CASA logs for stage 7