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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.314 4.153/4.409 4.264 ± 0.2549
ea02 1342 1342/1342 1342 ± 0 4.552 4.37/4.66 4.478 ± 0.2848
ea04 1342 1342/1342 1342 ± 0 4.192 4.032/4.348 4.207 ± 0.2228
ea05 1342 1342/1342 1342 ± 0 5.211 5.071/5.526 5.285 ± 0.3437
ea06 1342 1342/1342 1342 ± 0 2.378 2.291/2.47 2.401 ± 0.1295
ea07 1342 1342/1342 1342 ± 0 5.176 4.969/5.279 5.166 ± 0.223
ea08 1342 1342/1342 1342 ± 0 5.355 4.952/5.655 5.315 ± 0.4153
ea09 1342 1342/1342 1342 ± 0 4.289 4.139/4.381 4.279 ± 0.2902
ea10 1342 1342/1342 1342 ± 0 5.086 4.877/5.525 5.19 ± 0.3688
ea11 1342 1342/1342 1342 ± 0 4.509 4.345/4.659 4.483 ± 0.2626
ea12 1342 1342/1342 1342 ± 0 4.809 4.564/5.105 4.839 ± 0.2587
ea13 1342 1342/1342 1342 ± 0 4.607 4.474/4.748 4.627 ± 0.249
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.543 4.365/4.827 4.584 ± 0.2416
ea17 1342 1342/1342 1342 ± 0.00000385 5.676 5.511/6.035 5.785 ± 0.4228
ea18 1342 1342/1342 1342 ± 0 4.648 4.524/4.98 4.743 ± 0.2818
ea19 1342 1342/1342 1342 ± 0 5.335 5.099/5.588 5.332 ± 0.3159
ea21 1342 1342/1342 1342 ± 0 4.228 4.137/4.353 4.207 ± 0.2623
ea22 1342 1342/1342 1342 ± 0 4.88 4.716/5.215 4.969 ± 0.305
ea23 1342 1342/1342 1342 ± 0 4.32 4.244/4.449 4.316 ± 0.2275
ea25 1342 1342/1342 1342 ± 0 4.385 4.332/4.714 4.48 ± 0.1927
ea26 1342 1342/1342 1342 ± 0 4.655 4.549/4.777 4.658 ± 0.2267
ea27 1342 1342/1342 1342 ± 0 4.914 4.688/5.266 4.968 ± 0.3279
ea28 1342 1342/1342 1342 ± 0 4.397 4.307/4.517 4.369 ± 0.2778
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 ± 0.00002606 4.975 4.766/5.238 5.007 ± 0.317
3 1342 1342/1342 1342 ± 0.00003233 4.679 4.535/5.038 4.737 ± 0.3274
4 1342 1342/1342 1342 ± 0.00002639 4.686 4.438/5.05 4.772 ± 0.3895
5 1342 1342/1342 1342 ± 0.00002606 4.689 4.476/4.927 4.738 ± 0.334
6 1342 1342/1342 1342 ± 0.00002606 4.615 4.326/4.917 4.637 ± 0.3531
7 1342 1342/1342 1342 ± 0.00002606 4.573 4.353/4.808 4.599 ± 0.3168
8 1342 1342/1342 1342 ± 0.00002606 4.482 4.281/4.654 4.501 ± 0.3468
9 1342 1342/1342 1342 ± 0.00002606 4.52 4.329/4.93 4.601 ± 0.4466
10 1342 1342/1342 1342 ± 0.00002606 4.627 4.318/5.157 4.684 ± 0.6516
11 1342 1342/1342 1342 ± 0.00002606 4.617 4.363/5.341 4.743 ± 0.7324
12 1342 1342/1342 1342 ± 0.00002606 4.661 4.397/5.316 4.792 ± 0.7928
13 1342 1342/1342 1342 ± 0.00002606 4.87 4.554/5.45 4.969 ± 0.8152
14 1342 1342/1342 1342 ± 0.00002606 4.926 4.496/5.607 4.987 ± 0.8484
15 1342 1342/1342 1342 ± 0.00002606 4.634 4.223/5.259 4.683 ± 0.8029
16 1342 1342/1342 1342 ± 0.00002606 4.273 3.853/4.707 4.253 ± 0.6725
17 1342 1342/1342 1342 ± 0.00002606 4.264 3.843/4.659 4.243 ± 0.6898
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 07:28:55.961
End
2024-03-29 08:41:09.949
Duration
1:12:13.988
Note, WebLog generation is not included in the time.

CASA logs for stage 7