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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.365 5.161/5.967 5.397 ± 0.8613
ea02 1342 1342/1342 1342 ± 0.0000427 5.858 5.405/6.687 5.791 ± 1.057
ea05 1342 1342/1342 1342 ± 0.00000915 5.521 5.143/6.436 5.62 ± 0.8805
ea06 1342 1342/1342 1342 ± 0.000009507 4.877 4.829/5.436 4.907 ± 0.6639
ea07 1342 1342/1342 1342 ± 0.00004363 5.814 5.402/5.966 5.493 ± 0.8638
ea08 1342 1342/1342 1342 ± 0.00004272 6.076 5.676/6.886 6.011 ± 1.128
ea09 1342 1342/1342 1342 ± 0.00002276 3.948 3.317/5.923 4.529 ± 1.219
ea10 1342 1342/1342 1342 ± 0.00004399 5.441 5.066/6.269 5.461 ± 0.8869
ea11 1342 1342/1342 1342 ± 0 5.822 5.364/6.561 6.042 ± 0.647
ea12 1342 1342/1342 1342 ± 0.000006216 5.696 5.431/6.632 5.779 ± 1.111
ea13 1342 1342/1342 1342 ± 0.00002389 5.852 5.718/6.377 5.924 ± 0.8259
ea14 1342 1342/1342 1342 ± 0.000003432 6.557 5.638/6.677 5.913 ± 1.185
ea15 1342 1342/1342 1342 ± 0.00000141 5.466 5.24/6.287 5.615 ± 0.9548
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.0000429 5.938 5.548/6.835 5.868 ± 1.1
ea18 1342 1342/1342 1342 ± 0.00003089 5.059 4.762/5.837 5.038 ± 0.8958
ea19 1342 1342/1342 1342 ± 0.000001366 5.718 5.44/6.731 5.814 ± 0.9311
ea20 1342 1342/1342 1342 ± 0.00001884 5.975 5.734/7.031 6.027 ± 1.22
ea21 1342 1342/1342 1342 ± 0.00002223 5.514 5.339/6.304 5.571 ± 0.9166
ea22 1342 1342/1342 1342 ± 0.00003325 5.37 5.13/6.45 5.542 ± 0.9394
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.366 5.321/5.441 5.373 ± 0.1722
ea26 1342 1342/1342 1342 ± 0.00002735 5.685 5.526/6.666 5.827 ± 0.8854
ea27 1342 1342/1342 1342 ± 0.00004326 5.53 5.151/6.496 5.652 ± 0.8658
ea28 1342 1342/1342 1342 ± 0.00005412 6.57 5.588/6.677 5.883 ± 1.339
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 ± 0.00002639 5.455 5.318/5.749 5.41 ± 0.5111
5 1342 1342/1342 1342 ± 0.00002702 5.391 5.192/5.532 5.28 ± 0.5315
6 1342 1342/1342 1342 ± 0.00002639 5.407 5.235/5.47 5.273 ± 0.5325
7 1342 1342/1342 1342 ± 0.00002639 5.368 5.209/5.482 5.281 ± 0.5128
8 1342 1342/1342 1342 ± 0.00002639 5.358 5.134/5.437 5.208 ± 0.5248
9 1342 1342/1342 1342 ± 0.00002639 5.6 5.493/5.818 5.49 ± 0.5997
10 1342 1342/1342 1342 ± 0.00002579 6.11 5.844/6.183 6.008 ± 0.3561
11 1342 1342/1342 1342 ± 0.00002579 6.343 6.274/6.538 6.304 ± 0.3667
12 1342 1342/1342 1342 ± 0.00002579 6.602 6.282/6.674 6.478 ± 0.3839
13 1342 1342/1342 1342 ± 0.00002579 6.829 6.325/6.994 6.712 ± 0.4114
14 1342 1342/1342 1342 ± 0.00003564 6.578 6.12/6.958 6.548 ± 0.5163
15 1342 1342/1342 1342 ± 0.00002615 6.717 6.566/7.018 6.681 ± 0.4968
16 1342 1342/1342 1342 ± 0.00006102 3.618 3.482/3.87 3.673 ± 0.2635
17 1342 1342/1342 1342 ± 0.00006098 3.754 3.632/3.961 3.789 ± 0.248
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-04-22 05:17:34.462
End
2024-04-22 06:03:26.192
Duration
0:45:51.730
Note, WebLog generation is not included in the time.

CASA logs for stage 7