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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.305 5.159/5.923 5.306 ± 0.9106
ea02 1342 1342/1342 1342 ± 0.00004291 5.802 5.318/6.486 5.657 ± 1.085
ea03 1342 1342/1342 1342 ± 0.000004141 4.928 4.663/5.842 5.125 ± 0.8167
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.000009686 5.567 5.158/6.232 5.515 ± 0.91
ea06 1342 1342/1342 1342 ± 0.00004163 4.625 4.521/5.085 4.541 ± 0.6981
ea07 1342 1342/1342 1342 ± 0.00004361 5.62 5.361/6.174 5.501 ± 0.9804
ea08 1342 1342/1342 1342 ± 0.00004379 6.002 5.528/6.735 5.869 ± 1.132
ea09 1342 1342/1342 1342 ± 0.000009064 5.663 5.221/6.237 5.581 ± 0.8875
ea10 1342 1342/1342 1342 ± 0.00004546 5.459 5.21/6.446 5.536 ± 1.041
ea11 1342 1342/1342 1342 ± 0.00004279 5.581 5.071/6.44 5.48 ± 1.067
ea12 1342 1342/1342 1342 ± 0.00004215 5.577 5.314/6.545 5.596 ± 1.116
ea13 1342 1342/1342 1342 ± 0.00001473 6.038 5.659/6.533 5.919 ± 0.9625
ea14 1342 1342/1342 1342 ± 0.00001743 6.28 5.109/6.487 5.615 ± 1.275
ea15 1342 1342/1342 1342 ± 0.00003696 5.424 5.255/6.384 5.551 ± 1.2
ea16 1342 1342/1342 1342 ± 0.00002199 5.907 5.494/6.441 5.718 ± 1.075
ea17 1342 1342/1342 1342 ± 0.0000461 5.966 5.572/6.653 5.861 ± 1.148
ea18 1342 1342/1342 1342 ± 0.00004272 4.792 4.494/5.388 4.757 ± 0.7819
ea19 1342 1342/1342 1342 ± 0.000001691 5.422 5.175/6.136 5.453 ± 0.8415
ea20 1342 1342/1342 1342 ± 0.00004272 5.699 5.593/6.743 5.769 ± 1.142
ea21 1342 1342/1342 1342 ± 0.00001604 5.568 5.298/6.307 5.486 ± 0.9536
ea22 1342 1342/1342 1342 ± 0.00003165 5.435 5.151/6.377 5.511 ± 1.028
ea23 1342 1342/1342 1342 ± 0.00004092 5.574 5.448/6.445 5.615 ± 1.045
ea25 1342 1342/1342 1342 ± 0.00004445 5.424 5.224/6.207 5.426 ± 0.9852
ea26 1342 1342/1342 1342 ± 0.00001872 5.83 5.616/6.701 5.897 ± 1.057
ea27 1342 1342/1342 1342 ± 0.00004572 5.392 5.139/6.419 5.421 ± 1.012
ea28 1342 1342/1342 1342 ± 0.00004512 5.631 5.399/6.462 5.606 ± 1.044
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 ± 0.00002397 5.301 5.141/5.62 5.343 ± 0.3311
5 1342 1342/1342 1342 ± 0.00002397 5.365 5.164/5.599 5.339 ± 0.4244
6 1342 1342/1342 1342 ± 0.00002397 5.358 5.192/5.463 5.287 ± 0.3315
7 1342 1342/1342 1342 ± 0.00002397 5.311 5.155/5.508 5.304 ± 0.307
8 1342 1342/1342 1342 ± 0.00002397 5.335 5.156/5.508 5.297 ± 0.3361
9 1342 1342/1342 1342 ± 0.00002397 5.57 5.427/5.819 5.537 ± 0.3497
10 1342 1342/1342 1342 ± 0.00002351 6.092 5.857/6.21 6.002 ± 0.3681
11 1342 1342/1342 1342 ± 0.00002351 6.388 6.193/6.461 6.275 ± 0.3701
12 1342 1342/1342 1342 ± 0.00002351 6.527 6.377/6.67 6.471 ± 0.4038
13 1342 1342/1342 1342 ± 0.0000238 6.609 6.456/6.877 6.587 ± 0.427
14 1342 1342/1342 1342 ± 0.00003817 6.151 5.762/6.575 6.189 ± 0.5785
15 1342 1342/1342 1342 ± 0.00002363 6.668 6.373/6.919 6.561 ± 0.5599
16 1342 1342/1342 1342 ± 0.0000569 3.356 3.214/3.539 3.368 ± 0.2618
17 1342 1342/1342 1342 ± 0.00005881 3.456 3.33/3.606 3.47 ± 0.2256
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-02 15:34:37.574
End
2024-11-02 16:39:55.640
Duration
1:05:18.066
Note, WebLog generation is not included in the time.

CASA logs for stage 8