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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.161 4.978/6.043 5.394 ± 0.7508
ea02 1342 1342/1342 1342 ± 0.00004776 5.621 5.081/6.37 5.651 ± 0.8274
ea04 1342 1342/1342 1342 ± 0.0000331 5.168 4.833/5.757 5.253 ± 0.6603
ea05 1342 1342/1342 1342 ± 0.00001279 5.436 5.034/6.416 5.678 ± 0.8139
ea06 1342 1342/1342 1342 ± 0.00004012 5.069 4.885/5.972 5.334 ± 0.7132
ea07 1342 1342/1342 1342 ± 0.00004026 5.585 5.131/6.039 5.551 ± 0.7635
ea08 1342 1342/1342 1342 ± 0.00004368 5.514 5.265/6.635 5.823 ± 0.9717
ea09 1342 1342/1342 1342 ± 0.0000275 5.295 4.955/6.169 5.428 ± 0.7573
ea10 1342 1342/1342 1342 ± 0.00004145 5.041 4.619/5.804 5.126 ± 0.7425
ea11 1342 1342/1342 1342 ± 0.00004326 5.593 5.166/6.351 5.646 ± 0.827
ea12 1342 1342/1342 1342 ± 0.00004102 5.308 5.083/6.225 5.532 ± 0.8051
ea13 1342 1342/1342 1342 ± 0.00001476 5.489 5.387/6.098 5.698 ± 0.6708
ea14 1342 1342/1342 1342 ± 0.00003767 5.499 5.138/6.412 5.665 ± 0.8841
ea15 1342 1342/1342 1342 ± 0.00002474 5.366 5.106/6.196 5.546 ± 0.8048
ea16 1342 1342/1342 1342 ± 0.00002288 5.754 5.298/6.603 5.809 ± 0.9461
ea17 1342 1342/1342 1342 ± 0.00004254 5.709 5.208/6.594 5.804 ± 0.9259
ea18 1342 1342/1342 1342 ± 0.00004385 4.762 4.607/5.574 4.966 ± 0.5969
ea19 1342 1342/1342 1342 ± 0.00001729 5.64 5.427/6.579 5.854 ± 0.8473
ea20 1342 1342/1342 1342 ± 0.00004306 5.716 5.628/6.615 5.922 ± 0.8736
ea21 1342 1342/1342 1342 ± 0.00002935 5.435 5.094/6.188 5.518 ± 0.8021
ea22 1342 1342/1342 1342 ± 0.00003725 5.256 4.844/6.284 5.53 ± 0.7847
ea23 1342 1342/1342 1342 ± 0.0000517 6.295 5.954/6.675 5.873 ± 1.09
ea24 1342 1342/1342 1342 ± 0.00001635 5.081 4.645/5.906 5.231 ± 0.6908
ea25 1342 1342/1342 1342 ± 0.00004318 5.405 5.074/6.111 5.497 ± 0.8068
ea26 1342 1342/1342 1342 ± 0.00002565 5.575 5.378/6.692 5.863 ± 0.8284
ea27 1342 1342/1342 1342 ± 0.00004085 5.387 5.001/6.325 5.536 ± 0.8103
ea28 1342 1342/1342 1342 ± 0.00004382 5.536 5.3/6.511 5.794 ± 0.8914
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 ± 0.00002358 5.14 4.997/5.395 5.141 ± 0.316
5 1342 1342/1342 1342 ± 0.00002926 5.329 5.065/5.504 5.302 ± 0.3942
6 1342 1342/1342 1342 ± 0.00002358 5.155 4.925/5.3 5.119 ± 0.2493
7 1342 1342/1342 1342 ± 0.00002358 5.154 4.999/5.365 5.161 ± 0.2477
8 1342 1342/1342 1342 ± 0.00002358 5.165 4.964/5.299 5.13 ± 0.2805
9 1342 1342/1342 1342 ± 0.00002394 5.414 5.101/5.602 5.368 ± 0.2784
10 1342 1342/1342 1342 ± 0.00002316 5.914 5.751/6.02 5.875 ± 0.279
11 1342 1342/1342 1342 ± 0.00002316 6.15 5.994/6.348 6.143 ± 0.2791
12 1342 1342/1342 1342 ± 0.00002316 6.29 6.06/6.496 6.299 ± 0.306
13 1342 1342/1342 1342 ± 0.00002316 6.668 6.367/6.892 6.617 ± 0.3561
14 1342 1342/1342 1342 ± 0.00002316 6.886 6.611/7.074 6.813 ± 0.3469
15 1342 1342/1342 1342 ± 0.00002396 6.329 6.014/6.577 6.294 ± 0.407
16 1342 1342/1342 1342 ± 0.0000546 4.271 4.147/4.386 4.263 ± 0.1744
17 1342 1342/1342 1342 ± 0.00005806 4.211 4.074/4.379 4.229 ± 0.2495
output_dir
 
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-08 00:48:56.531
End
2024-11-08 01:37:17.358
Duration
0:48:20.827
Note, WebLog generation is not included in the time.

CASA logs for stage 8