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 6.0871e-04 Jy/beam
minimum 1.1159e-04 Jy/beam
mean 1.7411e-04 Jy/beam
median 1.2998e-04 Jy/beam
sigma 8.8717e-05 Jy/beam
MAD rms 1.2048e-05 Jy/beam

RMS images

VLASS3.2.sb45604475.eb46213502.60510.24079026621_split_split.ms

VLASS3.2.ql.T18t30.J221858_283000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45604475.eb46213502.60510.24079026621_split_split.ms']
output_dir
 
Start time
2024-07-25 17:50:25.829
End
2024-07-25 17:51:47.738
Duration
0:01:21.908
Note, WebLog generation is not included in the time.

CASA logs for stage 7