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 7.5486e-04 Jy/beam
minimum 1.0967e-04 Jy/beam
mean 1.7168e-04 Jy/beam
median 1.3200e-04 Jy/beam
sigma 8.1781e-05 Jy/beam
MAD rms 1.4652e-05 Jy/beam

RMS images

VLASS3.2.sb45475438.eb46170878.60481.14940084491_split_split.ms

VLASS3.2.ql.T14t30.J194641_133000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45475438.eb46170878.60481.14940084491_split_split.ms']
output_dir
 
Start time
2024-06-29 16:47:28.053
End
2024-06-29 16:49:03.019
Duration
0:01:34.966
Note, WebLog generation is not included in the time.

CASA logs for stage 7