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 6.3310e-04 Jy/beam
minimum 1.1631e-04 Jy/beam
mean 1.8219e-04 Jy/beam
median 1.3902e-04 Jy/beam
sigma 8.8451e-05 Jy/beam
MAD rms 1.2914e-05 Jy/beam

RMS images

VLASS3.2.sb45495367.eb46130723.60456.3862030787_split_split.ms

VLASS3.2.ql.T16t28.J204655_203000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45495367.eb46130723.60456.3862030787_split_split.ms']
output_dir
 
Start time
2024-06-27 12:11:45.191
End
2024-06-27 12:13:13.609
Duration
0:01:28.418
Note, WebLog generation is not included in the time.

CASA logs for stage 7