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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.522 5.289/6.242 5.816 ± 0.5891
ea02 1342 1342/1342 1342 ± 0.00002938 6.063 5.403/6.719 6.161 ± 0.7587
ea04 1342 1342/1342 1342 ± 0.00002188 5.349 5.105/6.171 5.663 ± 0.6453
ea05 1342 1342/1342 1342 ± 0 5.741 5.427/6.739 6.044 ± 0.7346
ea06 1342 1342/1342 1342 ± 0.00002099 5.257 4.749/5.464 5.142 ± 0.449
ea07 1342 1342/1342 1342 ± 0.00004363 5.792 5.493/6.411 6.025 ± 0.7521
ea08 1342 1342/1342 1342 ± 0.0000346 6.271 5.464/6.957 6.307 ± 0.8804
ea09 1342 1342/1342 1342 ± 0 5.788 5.334/6.502 5.966 ± 0.6372
ea10 1342 1342/1342 1342 ± 0.00004363 5.485 5.11/6.499 5.773 ± 0.7255
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002064 5.695 5.29/6.567 5.965 ± 0.7518
ea13 1342 1342/1342 1342 ± 0 6.362 5.709/6.875 6.301 ± 0.5711
ea14 1342 1342/1342 1342 ± 0.00002055 5.654 5.497/6.683 6.05 ± 0.7672
ea15 1342 1342/1342 1342 ± 0.000006552 5.563 5.147/6.308 5.841 ± 0.7338
ea16 1342 1342/1342 1342 ± 0 5.862 5.516/6.913 6.208 ± 0.867
ea17 1342 1342/1342 1342 ± 0.00004363 5.949 5.609/6.964 6.278 ± 0.7995
ea18 1342 1342/1342 1342 ± 0.00003179 5.088 4.908/5.864 5.345 ± 0.5614
ea19 1342 1342/1342 1342 ± 0.00001052 5.844 5.671/6.908 6.271 ± 0.7442
ea20 1342 1342/1342 1342 ± 0.00002335 5.914 5.673/6.911 6.278 ± 0.829
ea21 1342 1342/1342 1342 ± 0.00001301 5.726 5.455/6.529 5.971 ± 0.6903
ea22 1342 1342/1342 1342 ± 0.000003414 5.732 5.158/6.323 5.827 ± 0.6844
ea23 1342 1342/1342 1342 ± 0.00004309 5.742 5.512/6.798 6.162 ± 0.8311
ea25 1342 1342/1342 1342 ± 0.00004316 5.472 5.357/6.33 5.862 ± 0.7018
ea26 1342 1342/1342 1342 ± 0 5.747 5.509/6.575 6.038 ± 0.5967
ea27 1342 1342/1342 1342 ± 0.00004378 5.617 5.411/6.656 5.954 ± 0.7229
ea28 1342 1342/1342 1342 ± 0.00004256 5.76 5.539/6.745 6.099 ± 0.7782
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 ± 0.00002397 5.478 5.132/5.611 5.409 ± 0.2804
5 1342 1342/1342 1342 ± 0.00002726 5.456 5.337/5.601 5.414 ± 0.2495
6 1342 1342/1342 1342 ± 0.0000243 5.507 5.287/5.614 5.451 ± 0.2402
7 1342 1342/1342 1342 ± 0.00002462 5.458 5.174/5.568 5.406 ± 0.2403
8 1342 1342/1342 1342 ± 0.00002462 5.399 5.18/5.515 5.36 ± 0.2654
9 1342 1342/1342 1342 ± 0.00002801 5.59 5.382/5.793 5.578 ± 0.2957
10 1342 1342/1342 1342 ± 0.00002397 6.227 6.022/6.315 6.132 ± 0.3247
11 1342 1342/1342 1342 ± 0.00002397 6.403 6.299/6.643 6.389 ± 0.3456
12 1342 1342/1342 1342 ± 0.00002397 6.565 6.415/6.765 6.566 ± 0.3728
13 1342 1342/1342 1342 ± 0.00002397 7.053 6.885/7.339 7.032 ± 0.4106
14 1342 1342/1342 1342 ± 0.00002397 7.227 7.076/7.486 7.218 ± 0.4389
15 1342 1342/1342 1342 ± 0.00002416 6.677 6.394/6.914 6.605 ± 0.4607
16 1342 1342/1342 1342 ± 0.0000608 5.129 4.916/5.305 5.127 ± 0.3083
17 1342 1342/1342 1342 ± 0.00005891 5.345 5.156/5.597 5.38 ± 0.3667
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
Start time
2024-12-12 14:02:12.742
End
2024-12-12 15:13:05.047
Duration
1:10:52.305
Note, WebLog generation is not included in the time.

CASA logs for stage 8