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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.346 5.162/6 5.4 ± 0.7353
ea02 1342 1342/1342 1342 ± 0.00004703 5.761 5.304/6.51 5.714 ± 0.9321
ea04 1342 1342/1342 1342 ± 0 5.094 4.873/5.757 5.189 ± 0.7349
ea05 1342 1342/1342 1342 ± 0.00001169 5.532 5.062/6.166 5.52 ± 0.7714
ea06 1342 1342/1342 1342 ± 0 4.885 4.717/5.375 4.91 ± 0.6269
ea07 1342 1342/1342 1342 ± 0.00004462 5.708 5.273/6.076 5.52 ± 0.8193
ea08 1342 1342/1342 1342 ± 0.00003797 5.834 5.43/6.656 5.884 ± 0.9478
ea09 1342 1342/1342 1342 ± 0.00002336 5.416 5.006/6.095 5.484 ± 0.7809
ea10 1342 1342/1342 1342 ± 0.00004477 5.425 5.065/6.208 5.427 ± 0.819
ea11 1342 1342/1342 1342 ± 0.00003206 5.59 5.033/6.199 5.467 ± 0.9205
ea12 1342 1342/1342 1342 ± 0 5.741 5.204/6.3 5.607 ± 0.8529
ea13 1342 1342/1342 1342 ± 0.00001737 5.809 5.476/6.241 5.757 ± 0.7846
ea14 1342 1342/1342 1342 ± 0.00002082 5.646 5.253/6.374 5.613 ± 0.7966
ea15 1342 1342/1342 1342 ± 0 5.339 5.078/6.138 5.447 ± 0.853
ea16 1342 1342/1342 1342 ± 0.00002505 5.698 5.325/6.367 5.673 ± 0.8059
ea17 1342 1342/1342 1342 ± 0.00003797 5.747 5.272/6.47 5.734 ± 0.9192
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.000001238 5.773 5.453/6.471 5.791 ± 0.8207
ea20 1342 1342/1342 1342 ± 0.000003033 5.801 5.474/6.56 5.819 ± 0.9894
ea21 1342 1342/1342 1342 ± 0.00002287 5.497 5.261/6.103 5.515 ± 0.7563
ea22 1342 1342/1342 1342 ± 0.0000413 5.372 5.095/6.393 5.534 ± 0.8603
ea23 1342 1342/1342 1342 ± 0.00003573 5.741 5.283/6.325 5.679 ± 0.86
ea25 1342 1342/1342 1342 ± 0.00003703 5.455 5.001/6.116 5.45 ± 0.8461
ea26 1342 1342/1342 1342 ± 0.00002555 5.611 5.48/6.349 5.713 ± 0.7919
ea27 1342 1342/1342 1342 ± 0.00004054 5.408 4.98/6.249 5.469 ± 0.8243
ea28 1342 1342/1342 1342 ± 0.00004274 5.563 5.277/6.447 5.617 ± 0.9093
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 ± 0.00002393 5.473 5.347/5.707 5.514 ± 0.2424
5 1342 1342/1342 1342 ± 0.00002467 5.198 4.987/5.458 5.212 ± 0.26
6 1342 1342/1342 1342 ± 0.00002393 5.273 5.133/5.419 5.273 ± 0.234
7 1342 1342/1342 1342 ± 0.00002393 5.258 5.084/5.427 5.25 ± 0.2026
8 1342 1342/1342 1342 ± 0.00002393 5.281 5.05/5.382 5.22 ± 0.2373
9 1342 1342/1342 1342 ± 0.00002393 5.496 5.351/5.708 5.489 ± 0.2729
10 1342 1342/1342 1342 ± 0.00002393 5.957 5.83/6.024 5.916 ± 0.2401
11 1342 1342/1342 1342 ± 0.00002393 6.203 6.097/6.279 6.169 ± 0.2585
12 1342 1342/1342 1342 ± 0.00002393 6.361 6.212/6.505 6.34 ± 0.2936
13 1342 1342/1342 1342 ± 0.00002395 6.662 6.433/6.791 6.6 ± 0.2886
14 1342 1342/1342 1342 ± 0.00003201 6.476 6.202/6.759 6.445 ± 0.3709
15 1342 1342/1342 1342 ± 0.00002466 6.336 6.104/6.55 6.292 ± 0.4159
16 1342 1342/1342 1342 ± 0.00006103 3.803 3.576/3.996 3.751 ± 0.3263
17 1342 1342/1342 1342 ± 0.00006096 3.987 3.874/4.129 3.995 ± 0.1869
overwrite_modelcol
False
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 00:25:19.388
End
2024-12-13 01:20:19.980
Duration
0:55:00.592
Note, WebLog generation is not included in the time.

CASA logs for stage 8