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 8.5919e-04 Jy/beam
minimum 1.5818e-04 Jy/beam
mean 2.6313e-04 Jy/beam
median 2.0900e-04 Jy/beam
sigma 1.1081e-04 Jy/beam
MAD rms 3.7888e-05 Jy/beam

RMS images

VLASS3.2.sb45404898.eb46234400.60513.04696903935_split_split.ms

VLASS3.2.ql.T07t21.J135824_123000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

output_dir
 
vis
['VLASS3.2.sb45404898.eb46234400.60513.04696903935_split_split.ms']
Start time
2024-08-06 08:24:33.534
End
2024-08-06 08:25:34.253
Duration
0:01:00.719
Note, WebLog generation is not included in the time.

CASA logs for stage 7