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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.358 5.209/6.247 5.594 ± 0.7496
ea02 1342 1342/1342 1342 ± 0.00004433 5.742 5.166/6.683 5.888 ± 0.8869
ea04 1342 1342/1342 1342 ± 0.00002127 5.511 4.936/5.935 5.464 ± 0.7422
ea05 1342 1342/1342 1342 ± 0.00001136 5.409 4.911/6.356 5.623 ± 0.7738
ea06 1342 1342/1342 1342 ± 0.00001776 4.838 4.511/5.289 4.834 ± 0.5372
ea07 1342 1342/1342 1342 ± 0.00004144 5.844 5.297/6.442 5.865 ± 0.9025
ea08 1342 1342/1342 1342 ± 0.00004404 5.796 5.432/6.863 6.091 ± 0.9888
ea09 1342 1342/1342 1342 ± 0.0000172 5.687 4.977/6.472 5.734 ± 0.7726
ea10 1342 1342/1342 1342 ± 0.00004163 5.636 5.24/6.787 5.851 ± 0.9365
ea11 1342 1342/1342 1342 ± 0.00004367 5.604 5.113/6.501 5.758 ± 0.9353
ea12 1342 1342/1342 1342 ± 0.00002341 5.84 5.206/6.438 5.812 ± 0.9043
ea13 1342 1342/1342 1342 ± 0.000009664 5.655 5.428/6.29 5.911 ± 0.6926
ea14 1342 1342/1342 1342 ± 0.00004309 5.513 5.16/6.462 5.736 ± 0.8932
ea15 1342 1342/1342 1342 ± 0.00001027 5.2 4.954/6.189 5.545 ± 0.8507
ea16 1342 1342/1342 1342 ± 0.00002103 5.827 5.366/6.854 6.009 ± 1.007
ea17 1342 1342/1342 1342 ± 0.00004403 5.803 5.552/6.757 6.008 ± 0.9676
ea18 1342 1342/1342 1342 ± 0.0000439 4.956 4.635/5.483 5.069 ± 0.6562
ea19 1342 1342/1342 1342 ± 0.00002582 5.681 5.326/6.65 5.947 ± 0.8735
ea20 1342 1342/1342 1342 ± 0.00004057 5.82 5.598/6.786 6.036 ± 0.9585
ea21 1342 1342/1342 1342 ± 0.00003291 5.434 5.201/6.374 5.678 ± 0.8522
ea22 1342 1342/1342 1342 ± 0.00002155 5.146 4.958/6.319 5.611 ± 0.7772
ea23 1342 1342/1342 1342 ± 0.00004171 5.737 5.318/6.676 5.905 ± 0.9801
ea25 1342 1342/1342 1342 ± 0.0000426 5.464 4.998/6.172 5.581 ± 0.8243
ea26 1342 1342/1342 1342 ± 0.00001776 5.69 5.548/6.881 6.086 ± 0.8407
ea27 1342 1342/1342 1342 ± 0.00004265 5.491 5.077/6.55 5.67 ± 0.8903
ea28 1342 1342/1342 1342 ± 0.00004316 5.725 5.235/6.628 5.844 ± 0.9304
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 ± 0.00002349 5.431 5.229/5.685 5.428 ± 0.286
5 1342 1342/1342 1342 ± 0.00003295 5.306 5.146/5.528 5.307 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002349 5.211 4.96/5.306 5.131 ± 0.2645
7 1342 1342/1342 1342 ± 0.00002349 5.236 5.114/5.402 5.216 ± 0.265
8 1342 1342/1342 1342 ± 0.00002349 5.214 5.074/5.391 5.192 ± 0.289
9 1342 1342/1342 1342 ± 0.00002349 5.504 5.256/5.688 5.445 ± 0.3156
10 1342 1342/1342 1342 ± 0.00002349 6.064 5.828/6.17 5.988 ± 0.3296
11 1342 1342/1342 1342 ± 0.00002349 6.341 6.174/6.511 6.301 ± 0.3454
12 1342 1342/1342 1342 ± 0.00002349 6.575 6.37/6.714 6.512 ± 0.3839
13 1342 1342/1342 1342 ± 0.00002349 6.932 6.784/7.296 6.966 ± 0.4107
14 1342 1342/1342 1342 ± 0.00002349 7.233 6.983/7.489 7.162 ± 0.4626
15 1342 1342/1342 1342 ± 0.00002361 6.525 6.227/6.829 6.466 ± 0.5177
16 1342 1342/1342 1342 ± 0.00005903 4.361 4.215/4.613 4.405 ± 0.2649
17 1342 1342/1342 1342 ± 0.00006034 4.521 4.369/4.713 4.559 ± 0.294
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-26 17:29:49.238
End
2024-11-26 18:29:03.125
Duration
0:59:13.887
Note, WebLog generation is not included in the time.

CASA logs for stage 8