Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.38 5.073/5.856 5.481 ± 0.5066
ea02 1342 1342/1342 1342 ± 0 5.676 5.228/6.222 5.75 ± 0.6054
ea04 1342 1342/1342 1342 ± 0 5.211 4.9/5.883 5.432 ± 0.5607
ea05 1342 1342/1342 1342 ± 0 5.519 5.144/6.096 5.642 ± 0.5984
ea06 1342 1342/1342 1342 ± 0 4.83 4.56/5.218 4.906 ± 0.3991
ea07 1342 1342/1342 1342 ± 0 5.68 5.272/6.045 5.751 ± 0.5445
ea08 1342 1342/1342 1342 ± 0 5.555 5.305/6.449 5.869 ± 0.652
ea09 1342 1342/1342 1342 ± 0 5.499 5.024/6.083 5.6 ± 0.6225
ea10 1342 1342/1342 1342 ± 0.00001945 5.668 5.078/6.371 5.713 ± 0.676
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.518 5.097/6.153 5.716 ± 0.6408
ea13 1342 1342/1342 1342 ± 0 5.851 5.454/6.174 5.903 ± 0.4936
ea14 1342 1342/1342 1342 ± 0 5.596 5.08/6.161 5.64 ± 0.6128
ea15 1342 1342/1342 1342 ± 0 5.329 4.855/5.959 5.479 ± 0.6664
ea16 1342 1342/1342 1342 ± 0 5.901 5.402/6.388 5.992 ± 0.7043
ea17 1342 1342/1342 1342 ± 0 5.74 5.276/6.204 5.833 ± 0.6051
ea18 1342 1342/1342 1342 ± 0 4.824 4.537/5.387 4.962 ± 0.5328
ea19 1342 1342/1342 1342 ± 0 5.672 5.25/6.238 5.814 ± 0.5935
ea20 1342 1342/1342 1342 ± 0 5.86 5.437/6.476 5.979 ± 0.6528
ea21 1342 1342/1342 1342 ± 0 5.441 5.153/6.078 5.611 ± 0.5705
ea22 1342 1342/1342 1342 ± 0 5.534 5.066/6.161 5.638 ± 0.6298
ea23 1342 1342/1342 1342 ± 0 5.697 5.226/6.25 5.826 ± 0.6513
ea25 1342 1342/1342 1342 ± 0 5.388 4.97/5.874 5.48 ± 0.5729
ea26 1342 1342/1342 1342 ± 0 5.839 5.42/6.446 5.944 ± 0.6485
ea27 1342 1342/1342 1342 ± 0.00003873 5.42 5.064/6.122 5.564 ± 0.5601
ea28 1342 1342/1342 1342 ± 0 5.434 5.176/6.253 5.675 ± 0.6288
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002409 5.086 4.953/5.327 5.108 ± 0.2324
3 1342 1342/1342 1342 ± 0.00002409 4.948 4.826/5.206 4.986 ± 0.2386
4 1342 1342/1342 1342 ± 0.00002457 5.11 4.99/5.322 5.096 ± 0.3224
5 1342 1342/1342 1342 ± 0.00002409 5.155 4.918/5.241 5.106 ± 0.2948
6 1342 1342/1342 1342 ± 0.00002409 5.149 4.948/5.293 5.111 ± 0.2787
7 1342 1342/1342 1342 ± 0.00002409 5.14 4.989/5.281 5.123 ± 0.2362
8 1342 1342/1342 1342 ± 0.00002409 5.175 4.912/5.253 5.093 ± 0.2673
9 1342 1342/1342 1342 ± 0.00002409 5.412 5.274/5.654 5.382 ± 0.3023
10 1342 1342/1342 1342 ± 0.00002409 5.809 5.685/6.045 5.813 ± 0.3114
11 1342 1342/1342 1342 ± 0.00002409 6.116 5.94/6.181 6.032 ± 0.3192
12 1342 1342/1342 1342 ± 0.00002409 6.245 6.074/6.431 6.198 ± 0.3386
13 1342 1342/1342 1342 ± 0.00002409 6.635 6.505/6.797 6.604 ± 0.3495
14 1342 1342/1342 1342 ± 0.00002409 6.886 6.619/6.955 6.757 ± 0.3813
15 1342 1342/1342 1342 ± 0.00002409 6.378 6.224/6.525 6.327 ± 0.3454
16 1342 1342/1342 1342 ± 0.00003337 5.781 5.647/5.987 5.797 ± 0.2958
17 1342 1342/1342 1342 ± 0.00003501 5.849 5.695/5.992 5.816 ± 0.3066
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-31 05:58:51.288
End
2024-12-31 07:08:14.114
Duration
1:09:22.826
Note, WebLog generation is not included in the time.

CASA logs for stage 8