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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 5.319 5.105/6.146 5.509 ± 0.7814
ea02 1342 1342/1342 1342 ± 0.00004775 5.775 5.291/6.553 5.76 ± 0.8975
ea04 1342 1342/1342 1342 ± 0.00002953 5.335 5.027/5.894 5.392 ± 0.7062
ea05 1342 1342/1342 1342 ± 0.00003246 5.517 5.057/6.349 5.639 ± 0.8137
ea06 1342 1342/1342 1342 ± 0.0000341 4.742 4.626/5.406 4.868 ± 0.5945
ea07 1342 1342/1342 1342 ± 0.00004289 5.716 5.342/6.19 5.703 ± 0.8164
ea08 1342 1342/1342 1342 ± 0.00004259 5.856 5.448/6.771 5.966 ± 0.9665
ea09 1342 1342/1342 1342 ± 0.00001584 5.319 4.929/5.673 5.207 ± 0.647
ea10 1342 1342/1342 1342 ± 0.00004216 4.926 4.588/5.624 4.994 ± 0.6306
ea11 1342 1342/1342 1342 ± 0.00004203 5.821 5.311/6.533 5.826 ± 0.9294
ea12 1342 1342/1342 1342 ± 0.00003964 5.511 5.203/6.412 5.655 ± 0.9171
ea13 1342 1342/1342 1342 ± 0.000006226 5.784 5.604/6.262 5.844 ± 0.7454
ea14 1342 1342/1342 1342 ± 0.00004246 5.634 5.341/6.59 5.825 ± 0.882
ea15 1342 1342/1342 1342 ± 0.00002852 5.449 5.22/6.363 5.643 ± 0.8747
ea16 1342 1342/1342 1342 ± 0.00004158 5.817 5.464/6.758 5.97 ± 0.9733
ea17 1342 1342/1342 1342 ± 0.00003959 5.836 5.39/6.884 5.945 ± 0.9009
ea18 1342 1342/1342 1342 ± 0.00003939 4.883 4.784/5.762 5.149 ± 0.6573
ea19 1342 1342/1342 1342 ± 0.00001782 5.788 5.508/6.632 5.952 ± 0.8755
ea20 1342 1342/1342 1342 ± 0.00004057 5.858 5.722/6.718 6.02 ± 0.9733
ea21 1342 1342/1342 1342 ± 0.00004126 5.607 5.295/6.345 5.684 ± 0.8169
ea22 1342 1342/1342 1342 ± 0.00003592 5.375 5.051/6.371 5.572 ± 0.8463
ea23 1342 1342/1342 1342 ± 0.00004387 5.767 5.353/6.594 5.827 ± 0.9827
ea24 1342 1342/1342 1342 ± 0.000008144 5.169 4.836/6.022 5.365 ± 0.7144
ea25 1342 1342/1342 1342 ± 0.00004327 5.288 5.02/6.283 5.513 ± 0.8591
ea26 1342 1342/1342 1342 ± 0.00002238 5.725 5.629/6.688 5.932 ± 0.8897
ea27 1342 1342/1342 1342 ± 0.00004205 5.569 5.191/6.527 5.711 ± 0.8376
ea28 1342 1342/1342 1342 ± 0.00004314 5.57 5.385/6.569 5.769 ± 0.9093
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 ± 0.00002305 5.351 5.068/5.544 5.293 ± 0.3583
5 1342 1342/1342 1342 ± 0.00002392 5.46 5.203/5.683 5.465 ± 0.321
6 1342 1342/1342 1342 ± 0.00002305 5.329 5.028/5.534 5.294 ± 0.2903
7 1342 1342/1342 1342 ± 0.00002305 5.313 5.063/5.47 5.257 ± 0.2912
8 1342 1342/1342 1342 ± 0.00002305 5.301 4.958/5.469 5.239 ± 0.3306
9 1342 1342/1342 1342 ± 0.00002362 5.569 5.173/5.757 5.438 ± 0.3543
10 1342 1342/1342 1342 ± 0.00002305 6.064 5.863/6.172 5.973 ± 0.3384
11 1342 1342/1342 1342 ± 0.00002305 6.262 6.023/6.459 6.205 ± 0.3509
12 1342 1342/1342 1342 ± 0.00002305 6.416 6.175/6.595 6.373 ± 0.3836
13 1342 1342/1342 1342 ± 0.00002305 6.833 6.5/7.036 6.726 ± 0.4479
14 1342 1342/1342 1342 ± 0.00002305 6.996 6.671/7.162 6.827 ± 0.4826
15 1342 1342/1342 1342 ± 0.00002404 6.446 6.102/6.664 6.345 ± 0.4638
16 1342 1342/1342 1342 ± 0.00005468 4.121 4.018/4.215 4.11 ± 0.158
17 1342 1342/1342 1342 ± 0.000055 4.145 4.023/4.334 4.184 ± 0.2354
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-06-28 23:16:19.239
End
2024-06-28 23:51:08.168
Duration
0:34:48.929
Note, WebLog generation is not included in the time.

CASA logs for stage 8