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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.335 5.275/6.103 5.596 ± 0.7231
ea02 1342 1342/1342 1342 ± 0.00004237 6.003 5.404/6.691 5.972 ± 0.8801
ea04 1342 1342/1342 1342 ± 0.00003799 5.422 5.058/6.01 5.483 ± 0.7631
ea05 1342 1342/1342 1342 ± 0.00001746 5.526 5.02/6.386 5.664 ± 0.8212
ea06 1342 1342/1342 1342 ± 0.00003779 5.135 4.889/5.918 5.311 ± 0.7226
ea07 1342 1342/1342 1342 ± 0.00003595 5.791 5.261/6.226 5.745 ± 0.7955
ea09 1342 1342/1342 1342 ± 0.00003106 5.541 5.068/6.209 5.439 ± 0.8158
ea10 1342 1342/1342 1342 ± 0.0000346 5.249 4.845/5.894 5.273 ± 0.6752
ea11 1342 1342/1342 1342 ± 0.00003656 5.992 5.413/6.59 5.892 ± 0.8388
ea12 1342 1342/1342 1342 ± 0.00003868 5.783 5.48/6.666 5.906 ± 0.9064
ea13 1342 1342/1342 1342 ± 0.00002053 5.843 5.495/6.2 5.771 ± 0.8516
ea14 1342 1342/1342 1342 ± 0.00003428 5.682 5.379/6.608 5.86 ± 0.8905
ea15 1342 1342/1342 1342 ± 0.00003801 5.636 5.346/6.503 5.776 ± 0.9254
ea16 1342 1342/1342 1342 ± 0.00002979 5.849 5.388/6.79 5.977 ± 1.011
ea17 1342 1342/1342 1342 ± 0.00003665 5.925 5.523/6.698 5.988 ± 0.8862
ea18 1342 1342/1342 1342 ± 0.00003591 5.018 4.82/5.674 5.115 ± 0.6155
ea19 1342 1342/1342 1342 ± 0.00001655 5.723 5.454/6.628 5.862 ± 0.913
ea20 1342 1342/1342 1342 ± 0.00003561 6.07 5.982/6.978 6.262 ± 0.9381
ea21 1342 1342/1342 1342 ± 0.00003085 5.567 5.336/6.355 5.706 ± 0.8374
ea22 1342 1342/1342 1342 ± 0.00004016 5.589 5.173/6.484 5.674 ± 0.9477
ea23 1342 1342/1342 1342 ± 0.00003301 5.88 5.494/6.626 5.964 ± 0.8697
ea24 1342 1342/1342 1342 ± 0.0000223 5.127 4.785/6.118 5.3 ± 0.7966
ea25 1342 1342/1342 1342 ± 0.00003623 5.669 5.336/6.388 5.723 ± 0.7977
ea26 1342 1342/1342 1342 ± 0.00002574 5.93 5.626/6.762 6.042 ± 0.9099
ea27 1342 1342/1342 1342 ± 0.00003685 5.632 5.255/6.484 5.719 ± 0.7988
ea28 1342 1342/1342 1342 ± 0.00003876 5.793 5.476/6.694 5.952 ± 0.8573
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 ± 0.00002353 5.411 5.266/5.607 5.392 ± 0.3176
5 1342 1342/1342 1342 ± 0.00002718 5.513 5.271/5.678 5.476 ± 0.3563
6 1342 1342/1342 1342 ± 0.00002353 5.297 5.024/5.433 5.244 ± 0.2534
7 1342 1342/1342 1342 ± 0.00002353 5.384 5.175/5.489 5.325 ± 0.2714
8 1342 1342/1342 1342 ± 0.00002353 5.34 5.053/5.472 5.294 ± 0.3132
9 1342 1342/1342 1342 ± 0.00002353 5.659 5.274/5.781 5.572 ± 0.3046
10 1342 1342/1342 1342 ± 0.00002353 6.101 5.823/6.174 6.015 ± 0.2825
11 1342 1342/1342 1342 ± 0.00002353 6.355 6.011/6.507 6.291 ± 0.2961
12 1342 1342/1342 1342 ± 0.00002353 6.478 6.212/6.689 6.468 ± 0.3421
13 1342 1342/1342 1342 ± 0.00002358 6.664 6.371/6.86 6.61 ± 0.4121
14 1342 1342/1342 1342 ± 0.00002353 7.024 6.588/7.203 6.888 ± 0.4333
15 1342 1342/1342 1342 ± 0.00003346 6.585 6.311/6.864 6.543 ± 0.4207
16 1342 1342/1342 1342 ± 0.00005186 3.907 3.811/4.003 3.907 ± 0.183
17 1342 1342/1342 1342 ± 0.00004947 3.936 3.773/4.107 3.953 ± 0.276
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 16:21:35.661
End
2024-11-01 17:29:49.328
Duration
1:08:13.667
Note, WebLog generation is not included in the time.

CASA logs for stage 8