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 6.8131e-04 Jy/beam
minimum 1.1109e-04 Jy/beam
mean 1.9353e-04 Jy/beam
median 1.4219e-04 Jy/beam
sigma 9.9621e-05 Jy/beam
MAD rms 2.2873e-05 Jy/beam

RMS images

VLASS3.2.sb45522904.eb46184642.60488.34551020833_split_split.ms

VLASS3.2.ql.T17t25.J184423_243000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45522904.eb46184642.60488.34551020833_split_split.ms']
output_dir
 
Start time
2024-07-04 05:12:22.323
End
2024-07-04 05:13:18.036
Duration
0:00:55.713
Note, WebLog generation is not included in the time.

CASA logs for stage 7