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 7.8696e-04 Jy/beam
minimum 1.3275e-04 Jy/beam
mean 2.1565e-04 Jy/beam
median 1.6451e-04 Jy/beam
sigma 1.0136e-04 Jy/beam
MAD rms 2.2721e-05 Jy/beam

RMS images

VLASS3.2.sb46342982.eb46344887.60535.98575417824_split_split.ms

VLASS3.2.ql.T09t20.J124200_073000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

output_dir
 
vis
['VLASS3.2.sb46342982.eb46344887.60535.98575417824_split_split.ms']
Start time
2024-08-23 15:11:20.003
End
2024-08-23 15:12:27.016
Duration
0:01:07.013
Note, WebLog generation is not included in the time.

CASA logs for stage 7