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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.441 5.974/6.833 6.502 ± 0.6102
ea03 1342 1342/1342 1342 ± 0 5.699 5.185/6.704 5.911 ± 0.7382
ea04 1342 1342/1342 1342 ± 0 6.218 5.766/6.735 6.331 ± 0.6366
ea05 1342 1342/1342 1342 ± 0 6.116 5.829/6.998 6.352 ± 0.7031
ea06 1342 1342/1342 1342 ± 0 6.348 5.902/6.784 6.372 ± 0.5793
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0 6.113 5.711/6.718 6.254 ± 0.6082
ea09 1342 1342/1342 1342 ± 0 6.246 5.67/6.911 6.347 ± 0.6819
ea10 1342 1342/1342 1342 ± 0 7.116 6.776/7.387 7.023 ± 0.4556
ea11 1342 1342/1342 1342 ± 0 6.159 5.633/6.837 6.295 ± 0.7019
ea12 1342 1342/1342 1342 ± 0 6.429 5.897/7.035 6.568 ± 0.6607
ea13 1342 1342/1342 1342 ± 0 5.733 5.339/6.029 5.79 ± 0.4234
ea14 1342 1342/1342 1342 ± 0 6.358 5.9/7.044 6.572 ± 0.6678
ea15 1342 1342/1342 1342 ± 0 5.981 5.495/6.579 6.078 ± 0.6205
ea16 1342 1342/1342 1342 ± 0 6.548 6.061/7.046 6.598 ± 0.687
ea17 1342 1342/1342 1342 ± 0 6.884 6.559/7.871 7.116 ± 0.6875
ea18 1342 1342/1342 1342 ± 0 5.111 4.789/5.484 5.155 ± 0.4575
ea19 1342 1342/1342 1342 ± 0 6.562 6.129/7.311 6.706 ± 0.6718
ea20 1342 1342/1342 1342 ± 0 5.753 5.655/6.634 6.043 ± 0.5759
ea21 1342 1342/1342 1342 ± 0 5.474 5.259/5.997 5.659 ± 0.4453
ea22 1342 1342/1342 1342 ± 0 6.219 5.674/6.63 6.159 ± 0.5652
ea23 1342 1342/1342 1342 ± 0 6.174 5.977/6.899 6.458 ± 0.6736
ea24 1342 1342/1342 1342 ± 0 6.139 5.442/6.595 6.025 ± 0.5638
ea25 1342 1342/1342 1342 ± 0 6.838 6.088/7.131 6.758 ± 0.7645
ea26 1342 1342/1342 1342 ± 0 6.734 6.28/7.454 6.842 ± 0.6809
ea27 1342 1342/1342 1342 ± 0 6.043 5.743/7.052 6.372 ± 0.6549
ea28 1342 1342/1342 1342 ± 0 6.254 5.938/7.068 6.511 ± 0.6485
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 5.911 5.718/6.186 5.871 ± 0.3609
4 1342 1342/1342 1342 ± 0.00002413 5.473 5.285/5.788 5.541 ± 0.4539
5 1342 1342/1342 1342 ± 0.00002392 5.861 5.649/6.052 5.818 ± 0.3786
6 1342 1342/1342 1342 ± 0.00002392 5.734 5.499/5.874 5.678 ± 0.3315
7 1342 1342/1342 1342 ± 0.00002392 5.855 5.599/5.944 5.759 ± 0.3433
8 1342 1342/1342 1342 ± 0.00002392 5.656 5.475/5.974 5.713 ± 0.3938
9 1342 1342/1342 1342 ± 0.00002392 6.037 5.76/6.282 6.003 ± 0.3961
10 1342 1342/1342 1342 ± 0.00002348 6.595 6.218/6.682 6.451 ± 0.3861
11 1342 1342/1342 1342 ± 0.00002348 6.769 6.556/6.979 6.689 ± 0.406
12 1342 1342/1342 1342 ± 0.00002348 6.882 6.632/7.06 6.822 ± 0.4709
13 1342 1342/1342 1342 ± 0.00002348 7.374 7.064/7.683 7.287 ± 0.5216
14 1342 1342/1342 1342 ± 0.00002348 7.545 7.251/7.809 7.495 ± 0.5274
15 1342 1342/1342 1342 ± 0.00002348 7.116 6.771/7.471 7.074 ± 0.5194
16 1342 1342/1342 1342 ± 0.00002348 6.247 5.96/6.694 6.317 ± 0.5299
17 1342 1342/1342 1342 ± 0.00002348 6.252 5.975/6.526 6.195 ± 0.5077
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-06-12 04:20:45.674
End
2025-06-12 05:24:33.156
Duration
1:03:47.482
Note, WebLog generation is not included in the time.

CASA logs for stage 8