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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.755 5.175/6.03 5.555 ± 0.6849
ea02 1342 1342/1342 1342 ± 0.00003445 5.936 5.324/6.597 5.931 ± 0.8986
ea04 1342 1342/1342 1342 ± 0.0000392 5.346 5.031/6.06 5.488 ± 0.7141
ea05 1342 1342/1342 1342 ± 0.00001746 5.546 5.152/6.512 5.778 ± 0.8955
ea06 1342 1342/1342 1342 ± 0.00003905 4.806 4.627/5.318 4.865 ± 0.583
ea07 1342 1342/1342 1342 ± 0.00003252 6.061 5.36/6.355 5.819 ± 0.7965
ea08 1342 1342/1342 1342 ± 0.00003264 6.466 5.575/6.87 6.203 ± 0.9253
ea09 1342 1342/1342 1342 ± 0.00002923 5.531 5.111/6.332 5.607 ± 0.8495
ea10 1342 1342/1342 1342 ± 0.00003235 6.072 5.097/6.413 5.704 ± 0.8196
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003295 5.869 5.272/6.612 5.778 ± 0.8158
ea13 1342 1342/1342 1342 ± 0.00001525 5.774 5.626/6.346 6.018 ± 0.8631
ea14 1342 1342/1342 1342 ± 0.00002706 6.095 5.363/6.729 5.98 ± 0.9162
ea15 1342 1342/1342 1342 ± 0.00003027 5.786 5.153/6.609 5.742 ± 0.8411
ea16 1342 1342/1342 1342 ± 0.00002366 5.859 5.48/6.633 5.948 ± 0.9614
ea17 1342 1342/1342 1342 ± 0.00003138 5.993 5.401/6.897 6.043 ± 0.855
ea18 1342 1342/1342 1342 ± 0.00003049 5.157 4.783/5.705 5.119 ± 0.5747
ea19 1342 1342/1342 1342 ± 0.00001259 5.756 5.508/6.773 6.044 ± 0.9599
ea20 1342 1342/1342 1342 ± 0.00003241 5.813 5.719/6.766 6.083 ± 0.8397
ea21 1342 1342/1342 1342 ± 0.00002438 5.612 5.349/6.368 5.755 ± 0.8518
ea22 1342 1342/1342 1342 ± 0.00003215 5.403 5.099/6.382 5.638 ± 0.87
ea23 1342 1342/1342 1342 ± 0.00003114 6.135 5.425/6.825 6.009 ± 0.9047
ea25 1342 1342/1342 1342 ± 0.0000311 6.004 5.167/6.308 5.687 ± 0.751
ea27 1342 1342/1342 1342 ± 0.00003226 5.508 5.133/6.369 5.635 ± 0.7587
ea28 1342 1342/1342 1342 ± 0.00003405 6.03 5.395/6.543 5.918 ± 0.8399
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 ± 0.00002467 5.362 5.131/5.554 5.331 ± 0.2737
5 1342 1342/1342 1342 ± 0.00004249 5.295 5.018/5.453 5.26 ± 0.2803
6 1342 1342/1342 1342 ± 0.00002467 5.309 5.155/5.475 5.279 ± 0.2676
7 1342 1342/1342 1342 ± 0.00002467 5.307 5.143/5.446 5.294 ± 0.237
8 1342 1342/1342 1342 ± 0.00002467 5.326 5.084/5.507 5.285 ± 0.2655
9 1342 1342/1342 1342 ± 0.00002467 5.609 5.408/5.822 5.578 ± 0.3173
10 1342 1342/1342 1342 ± 0.00002467 6.047 5.881/6.136 5.984 ± 0.3035
11 1342 1342/1342 1342 ± 0.00002467 6.278 6.136/6.413 6.256 ± 0.3095
12 1342 1342/1342 1342 ± 0.00002467 6.464 6.307/6.602 6.429 ± 0.3274
13 1342 1342/1342 1342 ± 0.00002518 6.64 6.399/6.854 6.556 ± 0.3964
14 1342 1342/1342 1342 ± 0.00002467 6.964 6.702/7.203 6.919 ± 0.4324
15 1342 1342/1342 1342 ± 0.00003167 6.75 6.57/7.09 6.75 ± 0.4403
16 1342 1342/1342 1342 ± 0.00005376 3.861 3.749/3.982 3.872 ± 0.2179
17 1342 1342/1342 1342 ± 0.00005198 3.833 3.706/3.977 3.854 ± 0.2402
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-02 04:53:52.025
End
2024-11-02 05:43:51.574
Duration
0:49:59.549
Note, WebLog generation is not included in the time.

CASA logs for stage 8