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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.576 5.205/6.315 5.665 ± 0.6861
ea02 1342 1342/1342 1342 ± 0.000039 6.062 5.307/6.742 6.056 ± 0.8872
ea04 1342 1342/1342 1342 ± 0.00001738 5.401 5.267/6.071 5.584 ± 0.69
ea05 1342 1342/1342 1342 ± 0.00001091 5.52 5.222/6.618 5.883 ± 0.7817
ea06 1342 1342/1342 1342 ± 0.00002531 5.182 4.872/5.798 5.268 ± 0.6128
ea07 1342 1342/1342 1342 ± 0.00004145 5.963 5.504/6.331 5.888 ± 0.783
ea09 1342 1342/1342 1342 ± 0.00001495 5.279 5.029/5.892 5.389 ± 0.5335
ea10 1342 1342/1342 1342 ± 0.00004664 5.216 4.812/5.947 5.303 ± 0.6822
ea11 1342 1342/1342 1342 ± 0.00004389 6.055 5.572/6.712 6.033 ± 0.8404
ea12 1342 1342/1342 1342 ± 0.00003084 5.756 5.653/6.514 5.994 ± 0.8235
ea13 1342 1342/1342 1342 ± 0.000007543 5.965 5.582/6.35 6.088 ± 0.6353
ea14 1342 1342/1342 1342 ± 0.00004015 5.775 5.443/6.692 5.993 ± 0.842
ea15 1342 1342/1342 1342 ± 0.00001426 5.728 5.494/6.575 5.932 ± 0.8565
ea16 1342 1342/1342 1342 ± 0.00002101 5.938 5.412/6.762 6.056 ± 0.9533
ea17 1342 1342/1342 1342 ± 0.00004422 6.005 5.551/6.67 6.081 ± 0.8831
ea18 1342 1342/1342 1342 ± 0.00004248 5.137 4.815/5.685 5.248 ± 0.6266
ea19 1342 1342/1342 1342 ± 0.00002212 5.79 5.562/6.776 6.063 ± 0.8185
ea20 1342 1342/1342 1342 ± 0.00004004 6.212 5.925/7.031 6.339 ± 0.9239
ea21 1342 1342/1342 1342 ± 0.00002763 5.565 5.169/6.384 5.761 ± 0.8019
ea22 1342 1342/1342 1342 ± 0.00001925 5.624 5.144/6.526 5.812 ± 0.7662
ea23 1342 1342/1342 1342 ± 0.00004307 5.93 5.505/6.757 6.064 ± 0.9201
ea24 1342 1342/1342 1342 ± 0.0000093 5.252 4.995/6.168 5.517 ± 0.6672
ea25 1342 1342/1342 1342 ± 0.00004329 5.699 5.214/6.282 5.756 ± 0.7619
ea26 1342 1342/1342 1342 ± 0.00001521 5.853 5.76/6.891 6.186 ± 0.7849
ea27 1342 1342/1342 1342 ± 0.00004337 5.793 5.368/6.681 5.887 ± 0.8125
ea28 1342 1342/1342 1342 ± 0.00004268 5.763 5.632/6.73 6.027 ± 0.8568
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 ± 0.00002357 5.365 5.139/5.526 5.3 ± 0.3107
3 1342 1342/1342 1342 ± 0.00003713 5.314 5.068/5.502 5.318 ± 0.4101
5 1342 1342/1342 1342 ± 0.00002611 5.638 5.442/6.018 5.701 ± 0.3718
6 1342 1342/1342 1342 ± 0.00002357 5.581 5.212/5.676 5.482 ± 0.2987
7 1342 1342/1342 1342 ± 0.00002357 5.58 5.355/5.715 5.522 ± 0.2952
8 1342 1342/1342 1342 ± 0.00002357 5.502 5.179/5.621 5.43 ± 0.333
9 1342 1342/1342 1342 ± 0.00002361 5.759 5.37/5.929 5.651 ± 0.3303
10 1342 1342/1342 1342 ± 0.00002357 6.172 5.963/6.293 6.092 ± 0.3083
11 1342 1342/1342 1342 ± 0.00002357 6.412 6.074/6.62 6.36 ± 0.3229
12 1342 1342/1342 1342 ± 0.00002357 6.602 6.321/6.753 6.52 ± 0.3708
13 1342 1342/1342 1342 ± 0.00002357 7.028 6.751/7.273 6.926 ± 0.4259
14 1342 1342/1342 1342 ± 0.00002357 7.29 6.933/7.453 7.122 ± 0.4342
15 1342 1342/1342 1342 ± 0.00002415 6.563 6.262/6.891 6.541 ± 0.4974
16 1342 1342/1342 1342 ± 0.00005863 4.482 4.347/4.646 4.491 ± 0.1982
17 1342 1342/1342 1342 ± 0.000061 4.737 4.598/4.933 4.783 ± 0.2909
overwrite_modelcol
False
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-20 21:56:12.696
End
2024-04-20 22:44:14.470
Duration
0:48:01.774
Note, WebLog generation is not included in the time.

CASA logs for stage 7