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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.58 5.329/5.793 5.641 ± 0.4057
ea02 1342 1342/1342 1342 ± 0 5.682 5.368/6.242 5.825 ± 0.5044
ea04 1342 1342/1342 1342 ± 0 5.618 5.324/6.081 5.727 ± 0.5093
ea05 1342 1342/1342 1342 ± 0 5.367 5.162/5.75 5.455 ± 0.4005
ea06 1342 1342/1342 1342 ± 0 4.919 4.77/5.27 4.987 ± 0.2948
ea07 1342 1342/1342 1342 ± 0 5.464 5.103/5.691 5.459 ± 0.3773
ea08 1342 1342/1342 1342 ± 0 5.429 5.174/5.923 5.485 ± 0.4177
ea09 1342 1342/1342 1342 ± 0 5.06 4.87/5.487 5.161 ± 0.3276
ea10 1342 1342/1342 1342 ± 0.000009083 5.099 4.875/5.677 5.21 ± 0.41
ea11 1342 1342/1342 1342 ± 0 5.823 5.335/6.368 5.9 ± 0.6058
ea12 1342 1342/1342 1342 ± 0 5.378 5.177/5.608 5.433 ± 0.3143
ea13 1342 1342/1342 1342 ± 0 5.993 5.802/6.331 6.119 ± 0.4296
ea14 1342 1342/1342 1342 ± 0 5.371 5.122/5.784 5.471 ± 0.4478
ea15 1342 1342/1342 1342 ± 0 5.287 5.133/5.715 5.424 ± 0.4152
ea16 1342 1342/1342 1342 ± 0 5.453 5.26/5.684 5.538 ± 0.3594
ea17 1342 1342/1342 1342 ± 0.000001636 5.295 5.205/5.563 5.392 ± 0.3182
ea18 1342 1342/1342 1342 ± 0 4.433 4.312/4.746 4.532 ± 0.2508
ea19 1342 1342/1342 1342 ± 0 5.482 5.213/5.791 5.507 ± 0.3356
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.404 5.327/5.973 5.609 ± 0.4097
ea22 1342 1342/1342 1342 ± 0 4.852 4.711/5.31 4.93 ± 0.4028
ea23 1342 1342/1342 1342 ± 0 5.884 5.755/6.562 6.19 ± 0.6193
ea25 1342 1342/1342 1342 ± 0 5.606 5.503/6.144 5.806 ± 0.5343
ea26 1342 1342/1342 1342 ± 0 5.515 5.368/5.951 5.648 ± 0.3599
ea27 1342 1342/1342 1342 ± 0.00004068 5.085 4.94/5.499 5.212 ± 0.3422
ea28 1342 1342/1342 1342 ± 0.000002003 5.74 5.571/6.336 5.965 ± 0.5987
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 ± 0.00002432 5.41 5.175/5.542 5.371 ± 0.2902
3 1342 1342/1342 1342 ± 0.00002437 5.227 5.028/5.398 5.193 ± 0.3515
4 1342 1342/1342 1342 ± 0.00002552 5.181 4.961/5.429 5.146 ± 0.3556
5 1342 1342/1342 1342 ± 0.00002432 5.277 4.986/5.519 5.269 ± 0.3458
6 1342 1342/1342 1342 ± 0.00002432 5.071 4.957/5.272 5.092 ± 0.2829
7 1342 1342/1342 1342 ± 0.00002432 5.201 5.055/5.373 5.216 ± 0.3182
8 1342 1342/1342 1342 ± 0.00002432 5.193 4.932/5.363 5.141 ± 0.3466
9 1342 1342/1342 1342 ± 0.00002432 5.359 5.205/5.549 5.355 ± 0.3809
10 1342 1342/1342 1342 ± 0.00002432 5.668 5.454/5.937 5.673 ± 0.3998
11 1342 1342/1342 1342 ± 0.00002432 5.791 5.631/6.056 5.831 ± 0.3961
12 1342 1342/1342 1342 ± 0.00002432 5.922 5.699/6.116 5.853 ± 0.5446
13 1342 1342/1342 1342 ± 0.00002432 6.21 5.947/6.635 6.228 ± 0.5246
14 1342 1342/1342 1342 ± 0.00002432 6.279 5.999/6.712 6.301 ± 0.5706
15 1342 1342/1342 1342 ± 0.00002467 5.652 5.297/5.947 5.664 ± 0.4781
16 1342 1342/1342 1342 ± 0.0000338 5.335 4.947/5.581 5.283 ± 0.3998
17 1342 1342/1342 1342 ± 0.00003417 5.214 4.924/5.557 5.235 ± 0.4427
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-03 07:02:42.635
End
2024-12-03 07:51:15.082
Duration
0:48:32.447
Note, WebLog generation is not included in the time.

CASA logs for stage 8