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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.579 5.383/6.285 5.732 ± 0.7615
ea02 1342 1342/1342 1342 ± 0.00004472 6.031 5.425/6.767 6.045 ± 0.8906
ea04 1342 1342/1342 1342 ± 0.00002165 5.485 5.129/6.171 5.636 ± 0.7113
ea05 1342 1342/1342 1342 ± 0.00001539 5.727 5.3/6.551 5.978 ± 0.7541
ea06 1342 1342/1342 1342 ± 0.00003972 5.048 4.732/5.452 5.049 ± 0.505
ea07 1342 1342/1342 1342 ± 0.00004411 5.942 5.578/6.452 5.951 ± 0.9267
ea08 1342 1342/1342 1342 ± 0.00004383 6.141 5.612/7 6.23 ± 0.9762
ea09 1342 1342/1342 1342 ± 0.00002474 5.725 5.278/6.497 5.831 ± 0.7397
ea10 1342 1342/1342 1342 ± 0.00004346 5.725 5.217/6.472 5.715 ± 0.8252
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003189 5.798 5.373/6.587 5.908 ± 0.8396
ea13 1342 1342/1342 1342 ± 0.00001092 6.388 5.648/6.616 6.139 ± 0.6856
ea14 1342 1342/1342 1342 ± 0.00003071 5.827 5.555/6.684 6.022 ± 0.8239
ea15 1342 1342/1342 1342 ± 0.00001521 5.555 5.209/6.345 5.776 ± 0.8146
ea16 1342 1342/1342 1342 ± 0.00002759 5.979 5.606/6.897 6.184 ± 0.862
ea17 1342 1342/1342 1342 ± 0.00004361 6.053 5.673/7.206 6.183 ± 1.01
ea18 1342 1342/1342 1342 ± 0.00004208 5.2 4.953/5.831 5.291 ± 0.6496
ea19 1342 1342/1342 1342 ± 0.0000117 5.929 5.761/6.92 6.221 ± 0.8026
ea20 1342 1342/1342 1342 ± 0.00003606 5.966 5.801/6.976 6.239 ± 0.9449
ea21 1342 1342/1342 1342 ± 0.00002797 5.748 5.537/6.517 5.906 ± 0.7679
ea22 1342 1342/1342 1342 ± 0.0000402 5.541 5.102/6.315 5.767 ± 0.7518
ea23 1342 1342/1342 1342 ± 0.00004268 5.953 5.669/6.808 6.085 ± 0.977
ea25 1342 1342/1342 1342 ± 0.00004401 5.626 5.471/6.488 5.812 ± 0.8612
ea26 1342 1342/1342 1342 ± 0.00002528 5.7 5.63/6.662 6.004 ± 0.724
ea27 1342 1342/1342 1342 ± 0.00004322 5.719 5.318/6.661 5.875 ± 0.8437
ea28 1342 1342/1342 1342 ± 0.00004321 5.854 5.625/6.763 6.033 ± 0.8794
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 ± 0.00002392 5.596 5.286/5.712 5.536 ± 0.2757
5 1342 1342/1342 1342 ± 0.00003374 5.674 5.527/5.767 5.624 ± 0.2817
6 1342 1342/1342 1342 ± 0.00002413 5.557 5.329/5.697 5.523 ± 0.2612
7 1342 1342/1342 1342 ± 0.00002434 5.526 5.267/5.673 5.485 ± 0.2546
8 1342 1342/1342 1342 ± 0.00002434 5.498 5.277/5.614 5.435 ± 0.2811
9 1342 1342/1342 1342 ± 0.00002626 5.727 5.56/5.942 5.677 ± 0.3134
10 1342 1342/1342 1342 ± 0.00002392 6.229 6.062/6.375 6.155 ± 0.33
11 1342 1342/1342 1342 ± 0.00002392 6.425 6.303/6.62 6.402 ± 0.3485
12 1342 1342/1342 1342 ± 0.00002392 6.589 6.446/6.77 6.584 ± 0.3692
13 1342 1342/1342 1342 ± 0.00002392 7.057 6.866/7.259 7.016 ± 0.4073
14 1342 1342/1342 1342 ± 0.00002392 7.232 7.045/7.49 7.191 ± 0.4501
15 1342 1342/1342 1342 ± 0.00002441 6.636 6.408/6.906 6.583 ± 0.4552
16 1342 1342/1342 1342 ± 0.00005748 4.47 4.286/4.754 4.506 ± 0.2768
17 1342 1342/1342 1342 ± 0.00006049 4.727 4.387/4.948 4.698 ± 0.333
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
overwrite_modelcol
False
Start time
2025-01-01 00:08:07.476
End
2025-01-01 00:38:02.373
Duration
0:29:54.897
Note, WebLog generation is not included in the time.

CASA logs for stage 8