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 6.1352e-04 Jy/beam
minimum 1.0110e-04 Jy/beam
mean 1.5836e-04 Jy/beam
median 1.2043e-04 Jy/beam
sigma 7.7607e-05 Jy/beam
MAD rms 1.2312e-05 Jy/beam

RMS images

TSKY0001.sb45340916.eb45735590.60430.21186149305_split_split.ms

VLASS3.2.ql.T25t10.J125636_583000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['TSKY0001.sb45340916.eb45735590.60430.21186149305_split_split.ms']
output_dir
 
Start time
2024-05-06 10:36:45.373
End
2024-05-06 10:38:18.200
Duration
0:01:32.827
Note, WebLog generation is not included in the time.

CASA logs for stage 7