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 7.0790e-04 Jy/beam
minimum 1.1351e-04 Jy/beam
mean 1.8780e-04 Jy/beam
median 1.4305e-04 Jy/beam
sigma 9.3000e-05 Jy/beam
MAD rms 1.7242e-05 Jy/beam

RMS images

VLASS3.2.sb45471827.eb46184997.60489.16671976852_split_split.ms

VLASS3.2.ql.T13t21.J133415_113000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

output_dir
 
vis
['VLASS3.2.sb45471827.eb46184997.60489.16671976852_split_split.ms']
Start time
2024-07-04 21:04:26.376
End
2024-07-04 21:05:43.701
Duration
0:01:17.325
Note, WebLog generation is not included in the time.

CASA logs for stage 7