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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.186 5.01/6.05 5.42 ± 0.7658
ea02 1342 1342/1342 1342 ± 0.00004808 5.567 5.102/6.389 5.642 ± 0.8399
ea04 1342 1342/1342 1342 ± 0.00003286 5.144 4.837/5.856 5.258 ± 0.6919
ea05 1342 1342/1342 1342 ± 0.00001609 5.46 5.052/6.394 5.669 ± 0.8046
ea06 1342 1342/1342 1342 ± 0.00004123 5.068 4.883/5.981 5.338 ± 0.747
ea07 1342 1342/1342 1342 ± 0.00004049 5.568 5.159/6.058 5.541 ± 0.7759
ea08 1342 1342/1342 1342 ± 0.00004387 5.525 5.298/6.641 5.818 ± 0.9863
ea09 1342 1342/1342 1342 ± 0.00003215 5.327 4.856/6.188 5.426 ± 0.7726
ea10 1342 1342/1342 1342 ± 0.00004124 5.067 4.648/5.819 5.145 ± 0.7509
ea11 1342 1342/1342 1342 ± 0.00004312 5.58 5.149/6.365 5.648 ± 0.8634
ea12 1342 1342/1342 1342 ± 0.00004131 5.307 5.103/6.271 5.556 ± 0.835
ea13 1342 1342/1342 1342 ± 0.00001899 5.502 5.343/6.091 5.686 ± 0.687
ea14 1342 1342/1342 1342 ± 0.00003794 5.504 5.18/6.413 5.675 ± 0.8842
ea15 1342 1342/1342 1342 ± 0.00002392 5.327 5.124/6.211 5.557 ± 0.8383
ea16 1342 1342/1342 1342 ± 0.00002699 5.758 5.317/6.62 5.823 ± 0.9442
ea17 1342 1342/1342 1342 ± 0.00004224 5.688 5.223/6.872 5.829 ± 0.9476
ea18 1342 1342/1342 1342 ± 0.00004376 4.754 4.628/5.607 4.982 ± 0.6249
ea19 1342 1342/1342 1342 ± 0.00001642 5.646 5.434/6.536 5.856 ± 0.8524
ea20 1342 1342/1342 1342 ± 0.00004295 5.716 5.64/6.697 5.938 ± 0.9106
ea21 1342 1342/1342 1342 ± 0.00003192 5.446 5.134/6.194 5.528 ± 0.7982
ea22 1342 1342/1342 1342 ± 0.00004042 5.237 4.855/6.305 5.537 ± 0.8114
ea23 1342 1342/1342 1342 ± 0.00005156 6.321 5.964/6.686 5.881 ± 1.096
ea24 1342 1342/1342 1342 ± 0.0000202 4.947 4.665/5.919 5.238 ± 0.6999
ea25 1342 1342/1342 1342 ± 0.00004252 5.402 5.084/6.237 5.522 ± 0.8332
ea26 1342 1342/1342 1342 ± 0.00003099 5.591 5.388/6.704 5.857 ± 0.8535
ea27 1342 1342/1342 1342 ± 0.00004053 5.354 4.998/6.382 5.549 ± 0.8239
ea28 1342 1342/1342 1342 ± 0.00004374 5.503 5.32/6.52 5.803 ± 0.9082
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 ± 0.00002351 5.144 5.014/5.386 5.151 ± 0.3109
5 1342 1342/1342 1342 ± 0.00002915 5.221 4.966/5.44 5.225 ± 0.3388
6 1342 1342/1342 1342 ± 0.00002351 5.17 4.933/5.303 5.138 ± 0.2427
7 1342 1342/1342 1342 ± 0.00002351 5.178 5.01/5.367 5.174 ± 0.2455
8 1342 1342/1342 1342 ± 0.00002351 5.183 4.973/5.322 5.146 ± 0.2824
9 1342 1342/1342 1342 ± 0.00002386 5.402 5.11/5.578 5.365 ± 0.2701
10 1342 1342/1342 1342 ± 0.0000231 5.929 5.775/6.045 5.887 ± 0.2763
11 1342 1342/1342 1342 ± 0.0000231 6.18 6.003/6.362 6.157 ± 0.2799
12 1342 1342/1342 1342 ± 0.0000231 6.307 6.067/6.496 6.31 ± 0.3075
13 1342 1342/1342 1342 ± 0.0000231 6.68 6.377/6.878 6.628 ± 0.3564
14 1342 1342/1342 1342 ± 0.0000231 6.881 6.617/7.083 6.822 ± 0.346
15 1342 1342/1342 1342 ± 0.00002433 6.421 6.162/6.662 6.391 ± 0.3741
16 1342 1342/1342 1342 ± 0.00005291 4.266 4.14/4.37 4.251 ± 0.1726
17 1342 1342/1342 1342 ± 0.00005647 4.141 4.009/4.33 4.168 ± 0.2543
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-08 02:55:04.042
End
2024-11-08 03:55:56.406
Duration
1:00:52.365
Note, WebLog generation is not included in the time.

CASA logs for stage 8