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 3.7239e-03 Jy/beam
minimum 1.4530e-04 Jy/beam
mean 2.8141e-04 Jy/beam
median 2.2250e-04 Jy/beam
sigma 1.5703e-04 Jy/beam
MAD rms 7.8974e-05 Jy/beam

RMS images

VLASS3.2.sb45427209.eb46169430.60479.19010585648_split_split.ms

VLASS3.2.ql.T09t28.J183808_073000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45427209.eb46169430.60479.19010585648_split_split.ms']
output_dir
 
Start time
2024-07-13 07:14:14.253
End
2024-07-13 07:15:05.507
Duration
0:00:51.254
Note, WebLog generation is not included in the time.

CASA logs for stage 7