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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.422 5.281/5.979 5.483 ± 0.7528
ea02 1342 1342/1342 1342 ± 0.00004128 5.977 5.46/6.725 5.855 ± 0.988
ea04 1342 1342/1342 1342 ± 0 5.375 5.097/6.17 5.484 ± 0.8386
ea05 1342 1342/1342 1342 ± 0.0000111 5.584 5.094/6.388 5.675 ± 0.7768
ea06 1342 1342/1342 1342 ± 0.000003524 4.972 4.745/5.343 4.843 ± 0.6608
ea07 1342 1342/1342 1342 ± 0.00004274 5.945 5.36/6.396 5.786 ± 0.8613
ea08 1342 1342/1342 1342 ± 0.0000428 6.096 5.677/6.8 6.006 ± 1.002
ea09 1342 1342/1342 1342 ± 0.000002569 5.597 5.177/6.599 5.7 ± 0.7994
ea10 1342 1342/1342 1342 ± 0.00004396 5.997 5.4/6.635 5.806 ± 0.94
ea11 1342 1342/1342 1342 ± 0.00004352 5.943 5.311/6.61 5.786 ± 1.013
ea12 1342 1342/1342 1342 ± 0.000005251 5.884 5.481/6.681 5.847 ± 1.132
ea13 1342 1342/1342 1342 ± 0.00001221 5.959 5.717/6.51 6.044 ± 0.7531
ea14 1342 1342/1342 1342 ± 0.000007693 5.595 5.137/6.437 5.65 ± 0.8145
ea15 1342 1342/1342 1342 ± 0 5.444 5.093/6.354 5.661 ± 0.9125
ea16 1342 1342/1342 1342 ± 0.00002268 6.006 5.506/6.904 5.985 ± 0.9909
ea17 1342 1342/1342 1342 ± 0.00004313 5.958 5.589/6.553 5.883 ± 0.9546
ea18 1342 1342/1342 1342 ± 0.00003486 5.01 4.529/5.771 5.037 ± 0.7529
ea19 1342 1342/1342 1342 ± 0 5.781 5.566/6.868 6.006 ± 0.8425
ea20 1342 1342/1342 1342 ± 0.00002263 5.997 5.843/6.993 6.098 ± 1.151
ea21 1342 1342/1342 1342 ± 0.00001714 5.559 5.403/6.403 5.65 ± 0.8061
ea22 1342 1342/1342 1342 ± 0.00002754 5.371 5.161/6.424 5.566 ± 0.8375
ea23 1342 1342/1342 1342 ± 0.00004161 5.894 5.526/6.591 5.838 ± 0.8644
ea25 1342 1342/1342 1342 ± 0.00004272 5.53 5.336/6.405 5.58 ± 0.8641
ea26 1342 1342/1342 1342 ± 0.00001494 6 5.8/7.089 6.163 ± 0.8746
ea27 1342 1342/1342 1342 ± 0.00004352 5.58 5.192/6.483 5.602 ± 0.8792
ea28 1342 1342/1342 1342 ± 0.00004323 5.736 5.45/6.527 5.767 ± 0.9067
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 ± 0.00002348 5.496 5.362/5.805 5.536 ± 0.2783
5 1342 1342/1342 1342 ± 0.00002348 5.488 5.183/5.644 5.433 ± 0.3471
6 1342 1342/1342 1342 ± 0.00002526 5.322 5.087/5.44 5.274 ± 0.2891
7 1342 1342/1342 1342 ± 0.00002348 5.454 5.312/5.618 5.442 ± 0.2805
8 1342 1342/1342 1342 ± 0.00002348 5.426 5.237/5.582 5.382 ± 0.2961
9 1342 1342/1342 1342 ± 0.00002348 5.655 5.457/5.983 5.674 ± 0.3493
10 1342 1342/1342 1342 ± 0.00002348 6.112 5.896/6.302 6.08 ± 0.3345
11 1342 1342/1342 1342 ± 0.00002348 6.415 6.272/6.541 6.36 ± 0.3445
12 1342 1342/1342 1342 ± 0.00002348 6.62 6.409/6.789 6.558 ± 0.383
13 1342 1342/1342 1342 ± 0.00002349 6.825 6.638/7.086 6.815 ± 0.4046
14 1342 1342/1342 1342 ± 0.00002624 6.638 6.338/7.056 6.652 ± 0.5116
15 1342 1342/1342 1342 ± 0.00002348 6.801 6.579/7.054 6.738 ± 0.4916
16 1342 1342/1342 1342 ± 0.00006083 3.92 3.782/4.183 3.998 ± 0.3162
17 1342 1342/1342 1342 ± 0.00006062 4.102 3.976/4.277 4.121 ± 0.2977
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2024-11-01 17:29:30.677
End
2024-11-01 18:36:03.734
Duration
1:06:33.058
Note, WebLog generation is not included in the time.

CASA logs for stage 8