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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.373 5.137/6.023 5.598 ± 0.5548
ea02 1342 1342/1342 1342 ± 0 6.118 5.195/6.519 5.978 ± 0.7161
ea04 1342 1342/1342 1342 ± 0 5.402 5.022/5.897 5.466 ± 0.5439
ea05 1342 1342/1342 1342 ± 0 5.726 5.275/6.47 5.827 ± 0.6391
ea06 1342 1342/1342 1342 ± 0.00002177 4.757 4.543/5.351 4.948 ± 0.4719
ea07 1342 1342/1342 1342 ± 0.00003745 5.735 5.244/6.241 5.838 ± 0.7155
ea08 1342 1342/1342 1342 ± 0 5.679 5.384/6.643 6.05 ± 0.7489
ea10 1342 1342/1342 1342 ± 0.00004153 5.66 5.092/6.604 5.801 ± 0.7798
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.336 5.187/6.374 5.725 ± 0.7219
ea13 1342 1342/1342 1342 ± 0 6.233 5.639/6.587 6.127 ± 0.5701
ea14 1342 1342/1342 1342 ± 0.00002076 5.406 5.142/6.303 5.658 ± 0.7127
ea15 1342 1342/1342 1342 ± 0 5.537 4.927/6.018 5.557 ± 0.6758
ea16 1342 1342/1342 1342 ± 0 5.773 5.51/6.766 6.052 ± 0.8532
ea17 1342 1342/1342 1342 ± 0.00004287 5.751 5.316/6.486 5.974 ± 0.7137
ea18 1342 1342/1342 1342 ± 0.00001548 4.797 4.607/5.566 5.028 ± 0.5662
ea19 1342 1342/1342 1342 ± 0.00001365 5.859 5.369/6.568 5.995 ± 0.6668
ea20 1342 1342/1342 1342 ± 0 5.673 5.414/6.629 6.004 ± 0.774
ea21 1342 1342/1342 1342 ± 0.00001444 5.453 5.219/6.26 5.717 ± 0.6446
ea22 1342 1342/1342 1342 ± 0 5.915 5.07/6.273 5.797 ± 0.6988
ea23 1342 1342/1342 1342 ± 0.00003216 5.507 5.296/6.5 5.89 ± 0.7738
ea25 1342 1342/1342 1342 ± 0.00004166 5.294 4.875/5.971 5.523 ± 0.6915
ea26 1342 1342/1342 1342 ± 0 6.314 5.528/6.796 6.286 ± 0.6775
ea27 1342 1342/1342 1342 ± 0.00004293 5.403 5.145/6.324 5.64 ± 0.6582
ea28 1342 1342/1342 1342 ± 0.00003559 5.444 5.234/6.324 5.772 ± 0.725
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 ± 0.00002468 5.21 4.981/5.464 5.214 ± 0.2478
3 1342 1342/1342 1342 ± 0.00002564 4.908 4.747/5.043 4.924 ± 0.3159
5 1342 1342/1342 1342 ± 0.00003374 5.015 4.835/5.183 5.008 ± 0.2899
6 1342 1342/1342 1342 ± 0.00002441 5.266 4.977/5.376 5.198 ± 0.2811
7 1342 1342/1342 1342 ± 0.00002441 5.207 5.076/5.401 5.224 ± 0.2568
8 1342 1342/1342 1342 ± 0.00002441 5.177 5.005/5.343 5.152 ± 0.2712
9 1342 1342/1342 1342 ± 0.00002586 5.425 5.283/5.69 5.438 ± 0.2895
10 1342 1342/1342 1342 ± 0.00002441 6.014 5.841/6.142 5.943 ± 0.3223
11 1342 1342/1342 1342 ± 0.00002441 6.271 6.07/6.346 6.177 ± 0.3382
12 1342 1342/1342 1342 ± 0.00002441 6.462 6.227/6.555 6.349 ± 0.3677
13 1342 1342/1342 1342 ± 0.00002441 6.852 6.702/7.061 6.79 ± 0.3805
14 1342 1342/1342 1342 ± 0.00002441 7.152 6.824/7.271 7.017 ± 0.4233
15 1342 1342/1342 1342 ± 0.00002441 6.516 6.198/6.745 6.437 ± 0.4525
16 1342 1342/1342 1342 ± 0.00005819 5.217 5.035/5.609 5.291 ± 0.4571
17 1342 1342/1342 1342 ± 0.00005366 5.447 5.266/5.8 5.541 ± 0.5114
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
Start time
2024-12-21 18:37:26.724
End
2024-12-21 19:28:26.773
Duration
0:51:00.049
Note, WebLog generation is not included in the time.

CASA logs for stage 8