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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.909 5.405/6.709 5.824 ± 0.9059
ea03 1342 1342/1342 1342 ± 0.00002171 4.923 4.72/6.026 5.287 ± 0.7317
ea04 1342 1342/1342 1342 ± 0 5.341 5.066/6.073 5.44 ± 0.7967
ea05 1342 1342/1342 1342 ± 0.00001011 5.277 4.836/6.134 5.461 ± 0.7621
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.0000339 5.858 5.44/6.447 5.894 ± 0.9599
ea08 1342 1342/1342 1342 ± 0.00004254 5.763 5.365/6.754 5.862 ± 0.937
ea09 1342 1342/1342 1342 ± 0.0000417 5.558 5.183/6.558 5.678 ± 0.854
ea10 1342 1342/1342 1342 ± 0.00003852 6.41 5.082/6.834 5.776 ± 1.056
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00005269 6.339 5.962/6.815 5.962 ± 1.128
ea13 1342 1342/1342 1342 ± 0.00002521 5.689 5.32/6.222 5.79 ± 0.6877
ea14 1342 1342/1342 1342 ± 0.00003601 5.969 5.086/6.459 5.685 ± 0.9131
ea15 1342 1342/1342 1342 ± 0 2.711 2.43/3.563 3.056 ± 0.656
ea17 1342 1342/1342 1342 ± 0.00004314 6.127 5.622/7.319 6.184 ± 1.077
ea18 1342 1342/1342 1342 ± 0.00003178 4.789 4.655/5.562 5.001 ± 0.5503
ea19 1342 1342/1342 1342 ± 0.00002428 5.256 5.089/6.442 5.673 ± 0.8248
ea20 1342 1342/1342 1342 ± 0.00003746 5.884 5.658/7.131 6.155 ± 0.9337
ea21 1342 1342/1342 1342 ± 0.00001106 5.527 5.168/6.488 5.727 ± 0.8612
ea23 1342 1342/1342 1342 ± 0.00003505 5.395 5.184/5.72 5.224 ± 0.7232
ea24 1342 1342/1342 1342 ± 0.00004272 5.588 5.246/6.517 5.711 ± 0.8134
ea25 1342 1342/1342 1342 ± 0.00004416 5.649 4.98/6.435 5.547 ± 0.9334
ea26 1342 1342/1342 1342 ± 0.00002506 5.686 5.524/7.014 5.979 ± 0.9321
ea27 1342 1342/1342 1342 ± 0.00004063 5.491 5.155/6.555 5.635 ± 0.8702
ea28 1342 1342/1342 1342 ± 0.00004404 5.29 5.084/6.354 5.516 ± 0.837
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 ± 0.00002546 5.332 5.132/5.533 5.208 ± 0.6507
5 1342 1342/1342 1342 ± 0.0000338 5.108 4.936/5.257 5.126 ± 0.2309
6 1342 1342/1342 1342 ± 0.00002546 5.242 5.07/5.528 5.141 ± 0.6746
7 1342 1342/1342 1342 ± 0.00002546 5.3 5.142/5.437 5.18 ± 0.657
8 1342 1342/1342 1342 ± 0.00002546 5.236 5.082/5.4 5.136 ± 0.6678
9 1342 1342/1342 1342 ± 0.00002876 5.622 5.188/5.779 5.497 ± 0.3712
10 1342 1342/1342 1342 ± 0.00002493 6.004 5.722/6.28 5.859 ± 0.7198
11 1342 1342/1342 1342 ± 0.00002493 6.318 6.073/6.547 6.186 ± 0.675
12 1342 1342/1342 1342 ± 0.00002493 6.495 6.222/6.684 6.38 ± 0.7261
13 1342 1342/1342 1342 ± 0.00002493 6.841 6.657/7.005 6.676 ± 0.6639
14 1342 1342/1342 1342 ± 0.00002496 6.769 6.458/7.017 6.628 ± 0.6834
15 1342 1342/1342 1342 ± 0.00002507 6.537 6.152/6.937 6.417 ± 0.7691
16 1342 1342/1342 1342 ± 0.00005852 4.126 3.964/4.301 4.066 ± 0.4274
17 1342 1342/1342 1342 ± 0.00006057 4.231 4.088/4.416 4.182 ± 0.4468
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-11 07:43:25.037
End
2025-01-11 08:38:20.754
Duration
0:54:55.718
Note, WebLog generation is not included in the time.

CASA logs for stage 8