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 7.1906e-04 Jy/beam
minimum 1.3511e-04 Jy/beam
mean 2.2420e-04 Jy/beam
median 1.8808e-04 Jy/beam
sigma 8.9492e-05 Jy/beam
MAD rms 4.2852e-05 Jy/beam

RMS images

VLASS3.2.sb45729537.eb46150946.60468.52157822916_split_split.ms

VLASS3.2.ql.T22t06.J054951_473000.10.2048.v2.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45729537.eb46150946.60468.52157822916_split_split.ms']
output_dir
 
Start time
2024-08-16 12:26:35.737
End
2024-08-16 12:27:55.600
Duration
0:01:19.862
Note, WebLog generation is not included in the time.

CASA logs for stage 7