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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.408 5.199/6.057 5.599 ± 0.5922
ea02 1342 1342/1342 1342 ± 0.00004824 5.776 5.36/6.581 5.867 ± 0.7795
ea04 1342 1342/1342 1342 ± 0 5.04 4.892/5.759 5.301 ± 0.6213
ea05 1342 1342/1342 1342 ± 0.000001665 5.548 5.049/6.157 5.667 ± 0.7136
ea06 1342 1342/1342 1342 ± 0 4.893 4.731/5.376 5.013 ± 0.4844
ea07 1342 1342/1342 1342 ± 0.00004002 5.74 5.292/6.112 5.689 ± 0.7311
ea08 1342 1342/1342 1342 ± 0.00003568 5.928 5.456/6.674 6.05 ± 0.7884
ea09 1342 1342/1342 1342 ± 0.00002671 5.464 4.989/6.22 5.626 ± 0.7063
ea10 1342 1342/1342 1342 ± 0.00004079 5.47 5.062/6.331 5.578 ± 0.7262
ea11 1342 1342/1342 1342 ± 0.00002861 5.59 5.086/6.262 5.618 ± 0.7846
ea12 1342 1342/1342 1342 ± 0 5.766 5.273/6.374 5.769 ± 0.7131
ea13 1342 1342/1342 1342 ± 0.00001138 5.727 5.523/6.262 5.88 ± 0.6444
ea14 1342 1342/1342 1342 ± 0.00003159 5.642 5.268/6.464 5.778 ± 0.7703
ea15 1342 1342/1342 1342 ± 0 5.335 5.091/6.173 5.557 ± 0.7379
ea16 1342 1342/1342 1342 ± 0.00002426 5.704 5.333/6.548 5.849 ± 0.79
ea17 1342 1342/1342 1342 ± 0.00003568 5.76 5.492/6.834 5.94 ± 0.7662
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.00001106 5.8 5.494/6.532 5.977 ± 0.7734
ea20 1342 1342/1342 1342 ± 0 5.811 5.438/6.604 5.955 ± 0.8408
ea21 1342 1342/1342 1342 ± 0.00001468 5.527 5.305/6.248 5.731 ± 0.6672
ea22 1342 1342/1342 1342 ± 0.00003338 5.427 5.122/6.402 5.66 ± 0.7276
ea23 1342 1342/1342 1342 ± 0.00002741 5.763 5.363/6.476 5.866 ± 0.7639
ea25 1342 1342/1342 1342 ± 0.00003483 5.455 5.191/6.195 5.634 ± 0.6812
ea26 1342 1342/1342 1342 ± 0.00001319 5.627 5.499/6.402 5.841 ± 0.6769
ea27 1342 1342/1342 1342 ± 0.00003578 5.424 5.293/6.329 5.65 ± 0.6751
ea28 1342 1342/1342 1342 ± 0.00004274 5.632 5.305/6.479 5.742 ± 0.8262
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 ± 0.00002393 5.535 5.368/5.773 5.551 ± 0.2476
5 1342 1342/1342 1342 ± 0.00002478 5.195 4.994/5.377 5.201 ± 0.2555
6 1342 1342/1342 1342 ± 0.00002393 5.31 5.179/5.445 5.308 ± 0.2355
7 1342 1342/1342 1342 ± 0.00002393 5.301 5.134/5.462 5.283 ± 0.2057
8 1342 1342/1342 1342 ± 0.00002393 5.305 5.085/5.391 5.24 ± 0.2459
9 1342 1342/1342 1342 ± 0.00002393 5.582 5.378/5.731 5.515 ± 0.2715
10 1342 1342/1342 1342 ± 0.00002393 5.99 5.86/6.045 5.956 ± 0.2453
11 1342 1342/1342 1342 ± 0.00002393 6.235 6.116/6.3 6.189 ± 0.2616
12 1342 1342/1342 1342 ± 0.00002393 6.396 6.25/6.555 6.374 ± 0.3014
13 1342 1342/1342 1342 ± 0.00002393 6.811 6.682/6.918 6.76 ± 0.3041
14 1342 1342/1342 1342 ± 0.00002393 6.9 6.683/7.098 6.859 ± 0.3309
15 1342 1342/1342 1342 ± 0.00002405 6.391 6.195/6.575 6.344 ± 0.3719
16 1342 1342/1342 1342 ± 0.0000608 4.526 4.356/4.684 4.529 ± 0.2216
17 1342 1342/1342 1342 ± 0.00006028 4.517 4.413/4.687 4.547 ± 0.1803
datacolumn
residual_data
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-13 01:37:05.938
End
2024-12-13 02:40:10.121
Duration
1:03:04.184
Note, WebLog generation is not included in the time.

CASA logs for stage 8