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 5.481 5.191/5.94 5.503 ± 0.6072
ea02 1342 1342/1342 1342 ± 0.00004477 5.889 5.28/6.518 5.763 ± 0.8933
ea04 1342 1342/1342 1342 ± 0.00003476 5.265 4.901/5.814 5.128 ± 0.8673
ea05 1342 1342/1342 1342 ± 0.00001573 5.381 5.034/6.127 5.456 ± 0.8038
ea06 1342 1342/1342 1342 ± 0.00004417 5.015 4.326/5.423 4.711 ± 0.8142
ea07 1342 1342/1342 1342 ± 0.00002935 5.81 5.225/6.076 5.625 ± 0.7225
ea08 1342 1342/1342 1342 ± 0.00003687 6.059 5.49/6.8 6.076 ± 0.9783
ea09 1342 1342/1342 1342 ± 0.00003979 5.571 5.092/6.222 5.487 ± 0.8142
ea10 1342 1342/1342 1342 ± 0.00002732 5.604 5.041/6.217 5.565 ± 0.6945
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004156 5.411 5.093/6.143 5.432 ± 0.9468
ea13 1342 1342/1342 1342 ± 0.00003188 5.677 5.51/6.201 5.707 ± 0.7782
ea14 1342 1342/1342 1342 ± 0.0000302 5.668 5.292/6.467 5.67 ± 0.9032
ea15 1342 1342/1342 1342 ± 0.00003176 5.382 5.038/6.149 5.328 ± 1.034
ea16 1342 1342/1342 1342 ± 0.00002692 5.742 5.266/6.458 5.613 ± 0.9148
ea17 1342 1342/1342 1342 ± 0.0000331 5.982 5.432/6.713 6.005 ± 0.8101
ea18 1342 1342/1342 1342 ± 0.00004043 4.882 4.703/5.381 4.925 ± 0.6761
ea19 1342 1342/1342 1342 ± 0.00001563 5.603 5.342/6.361 5.696 ± 0.826
ea20 1342 1342/1342 1342 ± 0.00003512 5.762 5.605/6.612 5.894 ± 0.8726
ea21 1342 1342/1342 1342 ± 0.00002357 5.451 5.031/6.17 5.448 ± 0.8318
ea22 1342 1342/1342 1342 ± 0.00004063 5.398 5.114/6.392 5.546 ± 0.8803
ea23 1342 1342/1342 1342 ± 0.00002223 5.736 5.315/6.461 5.826 ± 0.8377
ea25 1342 1342/1342 1342 ± 0.00003895 5.514 5.093/6.131 5.49 ± 0.7831
ea27 1342 1342/1342 1342 ± 0.00003644 5.489 5.045/6.292 5.493 ± 0.7596
ea28 1342 1342/1342 1342 ± 0.000038 5.573 5.296/6.432 5.758 ± 0.8929
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 ± 0.00002441 5.294 5.086/5.497 5.261 ± 0.3009
5 1342 1342/1342 1342 ± 0.00003401 5.173 4.924/5.336 5.153 ± 0.2943
6 1342 1342/1342 1342 ± 0.00002441 5.2 5.085/5.369 5.177 ± 0.3012
7 1342 1342/1342 1342 ± 0.00002474 5.245 5.098/5.339 5.22 ± 0.2278
8 1342 1342/1342 1342 ± 0.00002474 5.248 5.041/5.402 5.221 ± 0.2553
9 1342 1342/1342 1342 ± 0.00002441 5.532 5.385/5.741 5.494 ± 0.348
10 1342 1342/1342 1342 ± 0.00002441 5.977 5.747/6.029 5.894 ± 0.3026
11 1342 1342/1342 1342 ± 0.00002441 6.155 6.06/6.334 6.151 ± 0.3138
12 1342 1342/1342 1342 ± 0.00002441 6.313 6.174/6.469 6.299 ± 0.3235
13 1342 1342/1342 1342 ± 0.00002441 6.598 6.307/6.834 6.51 ± 0.3831
14 1342 1342/1342 1342 ± 0.00002692 6.401 5.963/6.699 6.307 ± 0.5142
15 1342 1342/1342 1342 ± 0.00002595 6.454 6.203/6.696 6.398 ± 0.4459
16 1342 1342/1342 1342 ± 0.00005375 3.72 3.465/3.893 3.672 ± 0.3219
17 1342 1342/1342 1342 ± 0.00005816 3.822 3.553/4.101 3.846 ± 0.4197
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 12:30:00.696
End
2024-11-02 13:27:09.286
Duration
0:57:08.589
Note, WebLog generation is not included in the time.

CASA logs for stage 8