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 6.2729e-04 Jy/beam
minimum 1.0313e-04 Jy/beam
mean 1.6742e-04 Jy/beam
median 1.2545e-04 Jy/beam
sigma 8.6367e-05 Jy/beam
MAD rms 1.2517e-05 Jy/beam

RMS images

VLASS3.2.sb45491986.eb46194123.60501.35790217592_split_split.ms

VLASS3.2.ql.T15t30.J215948_193000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45491986.eb46194123.60501.35790217592_split_split.ms']
output_dir
 
Start time
2024-08-03 15:52:41.515
End
2024-08-03 15:54:00.342
Duration
0:01:18.827
Note, WebLog generation is not included in the time.

CASA logs for stage 7