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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.349 5.062/5.775 5.467 ± 0.5257
ea02 1342 1342/1342 1342 ± 0 5.617 5.265/6.339 5.807 ± 0.6713
ea04 1342 1342/1342 1342 ± 0 5.197 4.84/5.676 5.321 ± 0.5141
ea05 1342 1342/1342 1342 ± 0 5.582 5.053/5.943 5.559 ± 0.5601
ea06 1342 1342/1342 1342 ± 0 5.096 4.717/5.625 5.196 ± 0.5381
ea07 1342 1342/1342 1342 ± 0 5.75 5.334/5.964 5.761 ± 0.5311
ea08 1342 1342/1342 1342 ± 0 5.578 5.375/6.391 5.88 ± 0.6414
ea09 1342 1342/1342 1342 ± 0 5.617 5.049/6.183 5.656 ± 0.645
ea10 1342 1342/1342 1342 ± 0 5.673 5.08/6.339 5.717 ± 0.6605
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.612 5.138/6.151 5.723 ± 0.6112
ea13 1342 1342/1342 1342 ± 0 5.975 5.686/6.287 6.052 ± 0.4897
ea14 1342 1342/1342 1342 ± 0 5.61 5.117/6.169 5.697 ± 0.6416
ea15 1342 1342/1342 1342 ± 0 5.43 4.931/5.983 5.557 ± 0.657
ea16 1342 1342/1342 1342 ± 0 6.038 5.476/6.6 6.128 ± 0.6994
ea17 1342 1342/1342 1342 ± 0.00000497 5.746 5.35/6.279 5.875 ± 0.6531
ea18 1342 1342/1342 1342 ± 0 4.825 4.514/5.287 4.93 ± 0.5021
ea19 1342 1342/1342 1342 ± 0 5.881 5.357/6.443 6 ± 0.6074
ea20 1342 1342/1342 1342 ± 0 6.134 5.534/6.686 6.064 ± 0.6268
ea21 1342 1342/1342 1342 ± 0 5.542 5.203/6.002 5.657 ± 0.5225
ea22 1342 1342/1342 1342 ± 0 5.509 5.146/6.229 5.708 ± 0.639
ea23 1342 1342/1342 1342 ± 0 5.813 5.306/6.2 5.866 ± 0.6568
ea25 1342 1342/1342 1342 ± 0.000008196 5.258 5.052/5.871 5.459 ± 0.5531
ea26 1342 1342/1342 1342 ± 0 5.942 5.526/6.512 6.039 ± 0.6861
ea27 1342 1342/1342 1342 ± 0.00003861 5.359 5.056/6.15 5.541 ± 0.5919
ea28 1342 1342/1342 1342 ± 0.00001374 5.514 5.188/6.162 5.657 ± 0.6458
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 ± 0.00002394 5.207 5.065/5.523 5.261 ± 0.2642
3 1342 1342/1342 1342 ± 0.00002421 5.003 4.831/5.353 5.074 ± 0.3514
4 1342 1342/1342 1342 ± 0.00002492 5.041 4.882/5.225 5.036 ± 0.3138
5 1342 1342/1342 1342 ± 0.00002394 5.202 4.943/5.327 5.151 ± 0.3161
6 1342 1342/1342 1342 ± 0.00002394 5.082 5.011/5.327 5.105 ± 0.2829
7 1342 1342/1342 1342 ± 0.00002394 5.176 5.026/5.317 5.169 ± 0.2562
8 1342 1342/1342 1342 ± 0.00002394 5.213 4.93/5.342 5.133 ± 0.2773
9 1342 1342/1342 1342 ± 0.00002394 5.406 5.259/5.676 5.419 ± 0.311
10 1342 1342/1342 1342 ± 0.00002394 5.832 5.692/6.042 5.837 ± 0.3017
11 1342 1342/1342 1342 ± 0.00002394 6.123 5.91/6.254 6.041 ± 0.3111
12 1342 1342/1342 1342 ± 0.00002394 6.222 5.985/6.389 6.203 ± 0.3391
13 1342 1342/1342 1342 ± 0.00002394 6.636 6.51/6.75 6.621 ± 0.3367
14 1342 1342/1342 1342 ± 0.00002394 6.839 6.566/7.079 6.799 ± 0.3625
15 1342 1342/1342 1342 ± 0.00002394 6.568 6.317/6.762 6.504 ± 0.3639
16 1342 1342/1342 1342 ± 0.00003345 5.764 5.557/6.126 5.822 ± 0.3554
17 1342 1342/1342 1342 ± 0.00003347 5.802 5.597/6.032 5.822 ± 0.3258
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
Start time
2025-01-10 23:00:18.924
End
2025-01-10 23:30:45.690
Duration
0:30:26.766
Note, WebLog generation is not included in the time.

CASA logs for stage 8