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 1.3577e-03 Jy/beam
minimum 1.1093e-04 Jy/beam
mean 2.3789e-04 Jy/beam
median 1.3519e-04 Jy/beam
sigma 2.0104e-04 Jy/beam
MAD rms 1.7571e-05 Jy/beam

RMS images

VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms

s14_0.VLASS2.2.se.T15t30.J215948_193000.06.2048.v1.I.iter3.image.pbcor.tt0.rms.I.mean.sky.png

s14_0.VLASS2.2.se.T15t30.J215948_193000.06.2048.v1.I.iter3.image.pbcor.tt1.rms.I.mean.sky.png

vis
['VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms']
output_dir
 
Start time
2025-04-21 15:30:42.565
End
2025-04-21 15:51:59.234
Duration
0:21:16.670
Note, WebLog generation is not included in the time.

CASA logs for stage 16