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 2.7640e-03 Jy/beam
minimum 1.1690e-04 Jy/beam
mean 2.6145e-04 Jy/beam
median 1.8073e-04 Jy/beam
sigma 1.9082e-04 Jy/beam
MAD rms 6.2560e-05 Jy/beam

RMS images

VLASS3.2.sb45477220.eb46193304.60495.2763628588_split_split.ms

VLASS3.2.ql.T15t31.J225702_163000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45477220.eb46193304.60495.2763628588_split_split.ms']
output_dir
 
Start time
2024-08-03 14:06:21.073
End
2024-08-03 14:07:15.660
Duration
0:00:54.587
Note, WebLog generation is not included in the time.

CASA logs for stage 7