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 5.14 4.979/6.04 5.447 ± 0.7004
ea02 1342 1342/1342 1342 ± 0.00003959 5.696 5.202/6.592 5.872 ± 0.8398
ea04 1342 1342/1342 1342 ± 0.00001605 5.459 4.965/5.898 5.441 ± 0.6948
ea05 1342 1342/1342 1342 ± 0.000009729 5.647 5.036/6.498 5.739 ± 0.7713
ea06 1342 1342/1342 1342 ± 0.00002204 4.897 4.65/5.375 4.957 ± 0.5319
ea07 1342 1342/1342 1342 ± 0.00002913 6.117 5.269/6.659 5.962 ± 0.7556
ea08 1342 1342/1342 1342 ± 0.00004451 5.683 5.364/6.755 5.99 ± 0.9559
ea09 1342 1342/1342 1342 ± 0.00001034 5.685 5.114/6.46 5.735 ± 0.742
ea10 1342 1342/1342 1342 ± 0.00003813 5.46 5.05/6.608 5.796 ± 0.8687
ea11 1342 1342/1342 1342 ± 0.00004435 5.521 5.033/6.346 5.64 ± 0.8729
ea12 1342 1342/1342 1342 ± 0.00002674 5.753 5.246/6.229 5.732 ± 0.8156
ea13 1342 1342/1342 1342 ± 0.000003901 6.256 5.412/6.678 5.986 ± 0.7051
ea14 1342 1342/1342 1342 ± 0.00004363 5.585 4.994/6.381 5.642 ± 0.8791
ea15 1342 1342/1342 1342 ± 0.00001397 5.242 4.984/6.157 5.544 ± 0.8143
ea16 1342 1342/1342 1342 ± 0.00002167 5.523 5.192/6.79 5.95 ± 1.03
ea17 1342 1342/1342 1342 ± 0.00004602 5.991 5.18/6.93 5.895 ± 0.938
ea18 1342 1342/1342 1342 ± 0.00004406 4.91 4.639/5.387 5.011 ± 0.6165
ea19 1342 1342/1342 1342 ± 0.00002641 5.838 5.491/6.706 6.066 ± 0.8768
ea20 1342 1342/1342 1342 ± 0.00004262 5.682 5.43/6.697 5.959 ± 0.959
ea21 1342 1342/1342 1342 ± 0.00003252 5.441 5.238/6.322 5.69 ± 0.8128
ea22 1342 1342/1342 1342 ± 0.00001664 5.902 4.956/6.302 5.67 ± 0.7325
ea23 1342 1342/1342 1342 ± 0.00002968 6.13 5.443/6.723 6.13 ± 0.8189
ea25 1342 1342/1342 1342 ± 0.00003758 5.411 5.107/6.067 5.577 ± 0.7663
ea26 1342 1342/1342 1342 ± 0.000009505 5.747 5.651/6.948 6.136 ± 0.821
ea27 1342 1342/1342 1342 ± 0.00003813 5.45 5.237/6.354 5.69 ± 0.7618
ea28 1342 1342/1342 1342 ± 0.000045 5.548 5.311/6.491 5.807 ± 0.8829
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 ± 0.00002416 5.37 5.062/5.623 5.336 ± 0.2992
5 1342 1342/1342 1342 ± 0.00004339 5.36 5.183/5.573 5.338 ± 0.3061
6 1342 1342/1342 1342 ± 0.00002408 5.26 4.99/5.32 5.192 ± 0.2818
7 1342 1342/1342 1342 ± 0.00002465 5.236 5.063/5.377 5.211 ± 0.2434
8 1342 1342/1342 1342 ± 0.00002448 5.135 4.992/5.302 5.157 ± 0.2508
9 1342 1342/1342 1342 ± 0.00002738 5.432 5.233/5.654 5.385 ± 0.2921
10 1342 1342/1342 1342 ± 0.00002348 5.986 5.888/6.153 5.96 ± 0.3081
11 1342 1342/1342 1342 ± 0.00002348 6.297 6.125/6.4 6.226 ± 0.3277
12 1342 1342/1342 1342 ± 0.00002348 6.458 6.269/6.628 6.408 ± 0.3587
13 1342 1342/1342 1342 ± 0.00002348 6.819 6.643/7.094 6.824 ± 0.3935
14 1342 1342/1342 1342 ± 0.00002348 7.081 6.874/7.282 7.027 ± 0.4211
15 1342 1342/1342 1342 ± 0.00002371 6.388 6.05/6.732 6.351 ± 0.5381
16 1342 1342/1342 1342 ± 0.00006066 4.394 4.244/4.613 4.421 ± 0.2414
17 1342 1342/1342 1342 ± 0.00006089 4.561 4.414/4.729 4.592 ± 0.2662
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-02 22:30:43.227
End
2024-11-02 23:33:28.749
Duration
1:02:45.522
Note, WebLog generation is not included in the time.

CASA logs for stage 8