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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.368 5.305/6.086 5.674 ± 0.517
ea02 1342 1342/1342 1342 ± 0 5.929 5.565/6.685 6.131 ± 0.6303
ea04 1342 1342/1342 1342 ± 0 5.557 5.047/6.183 5.641 ± 0.5861
ea05 1342 1342/1342 1342 ± 0 5.943 5.408/6.455 5.93 ± 0.6037
ea06 1342 1342/1342 1342 ± 0 4.925 4.533/5.248 4.899 ± 0.3961
ea07 1342 1342/1342 1342 ± 0 5.771 5.41/6.236 5.911 ± 0.5817
ea08 1342 1342/1342 1342 ± 0 6.001 5.703/6.781 6.252 ± 0.6323
ea09 1342 1342/1342 1342 ± 0 5.879 5.345/6.562 5.946 ± 0.602
ea10 1342 1342/1342 1342 ± 0 5.702 5.188/6.334 5.766 ± 0.5873
ea11 1342 1342/1342 1342 ± 0 6.04 5.179/6.361 5.895 ± 0.6482
ea12 1342 1342/1342 1342 ± 0 5.976 5.389/6.514 6.055 ± 0.6503
ea13 1342 1342/1342 1342 ± 0 6.205 5.71/6.329 6.122 ± 0.5054
ea14 1342 1342/1342 1342 ± 0.000004651 5.708 5.335/6.478 5.848 ± 0.6619
ea15 1342 1342/1342 1342 ± 0 5.738 5.103/6.246 5.751 ± 0.6807
ea16 1342 1342/1342 1342 ± 0.000007677 6.039 5.723/6.811 6.249 ± 0.698
ea17 1342 1342/1342 1342 ± 0 6.001 5.576/6.682 6.134 ± 0.6127
ea18 1342 1342/1342 1342 ± 0 5.194 4.803/5.696 5.246 ± 0.5214
ea19 1342 1342/1342 1342 ± 0 6.147 5.581/6.749 6.147 ± 0.6237
ea20 1342 1342/1342 1342 ± 0 6.37 5.752/6.847 6.289 ± 0.6502
ea21 1342 1342/1342 1342 ± 0 5.618 5.404/6.309 5.817 ± 0.5708
ea22 1342 1342/1342 1342 ± 0 5.758 5.283/6.465 5.872 ± 0.6187
ea23 1342 1342/1342 1342 ± 0 5.794 5.464/6.594 6.033 ± 0.6873
ea25 1342 1342/1342 1342 ± 0 5.87 5.276/6.278 5.81 ± 0.5856
ea26 1342 1342/1342 1342 ± 0 6.059 5.6/6.749 6.175 ± 0.6022
ea27 1342 1342/1342 1342 ± 0.00003208 5.593 5.396/6.42 5.865 ± 0.5707
ea28 1342 1342/1342 1342 ± 0.000001742 5.667 5.444/6.531 5.998 ± 0.6299
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 ± 0.0000235 5.4 5.212/5.603 5.379 ± 0.2648
4 1342 1342/1342 1342 ± 0.00002623 5.156 4.97/5.273 5.089 ± 0.2898
5 1342 1342/1342 1342 ± 0.0000235 5.402 5.167/5.517 5.373 ± 0.3295
6 1342 1342/1342 1342 ± 0.0000235 5.307 5.1/5.438 5.275 ± 0.3003
7 1342 1342/1342 1342 ± 0.0000235 5.377 5.212/5.575 5.37 ± 0.2773
8 1342 1342/1342 1342 ± 0.0000235 5.404 5.18/5.548 5.332 ± 0.3054
9 1342 1342/1342 1342 ± 0.0000235 5.658 5.515/5.873 5.623 ± 0.3405
10 1342 1342/1342 1342 ± 0.0000235 6.09 5.968/6.229 6.043 ± 0.3174
11 1342 1342/1342 1342 ± 0.0000235 6.334 6.141/6.424 6.265 ± 0.3406
12 1342 1342/1342 1342 ± 0.0000235 6.475 6.289/6.62 6.414 ± 0.3532
13 1342 1342/1342 1342 ± 0.0000235 6.922 6.734/7.078 6.838 ± 0.3902
14 1342 1342/1342 1342 ± 0.0000235 7.037 6.879/7.282 6.991 ± 0.4207
15 1342 1342/1342 1342 ± 0.0000235 6.606 6.385/6.851 6.558 ± 0.4066
16 1342 1342/1342 1342 ± 0.00003235 5.856 5.666/6.157 5.886 ± 0.3476
17 1342 1342/1342 1342 ± 0.00002537 5.889 5.69/6.188 5.888 ± 0.3487
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-23 02:36:47.563
End
2024-05-23 03:34:15.872
Duration
0:57:28.309
Note, WebLog generation is not included in the time.

CASA logs for stage 8