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 1.7072e-03 Jy/beam
minimum 9.8352e-05 Jy/beam
mean 2.1165e-04 Jy/beam
median 1.1929e-04 Jy/beam
sigma 1.8206e-04 Jy/beam
MAD rms 1.5230e-05 Jy/beam

RMS images

VLASS2.2.sb40233904.eb40478968.59488.05569084491_split_split.ms

s14_0.VLASS2.2.se.T16t25.J180209_223000.06.2048.v1.I.iter3.image.pbcor.tt0.rms.I.mean.sky.png

s14_0.VLASS2.2.se.T16t25.J180209_223000.06.2048.v1.I.iter3.image.pbcor.tt1.rms.I.mean.sky.png

vis
['VLASS2.2.sb40233904.eb40478968.59488.05569084491_split_split.ms']
output_dir
 
Start time
2025-05-31 02:58:57.740
End
2025-05-31 03:20:03.968
Duration
0:21:06.228
Note, WebLog generation is not included in the time.

CASA logs for stage 16