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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.313 5.094/5.812 5.461 ± 0.4473
ea02 1342 1342/1342 1342 ± 0.00004227 5.631 5.268/6.401 5.837 ± 0.6305
ea05 1342 1342/1342 1342 ± 0 5.736 5.12/6.265 5.658 ± 0.6162
ea06 1342 1342/1342 1342 ± 0 4.81 4.584/5.363 4.985 ± 0.4674
ea07 1342 1342/1342 1342 ± 0 5.386 5.251/5.859 5.569 ± 0.4604
ea08 1342 1342/1342 1342 ± 0.00003728 5.764 5.491/6.58 6.002 ± 0.6756
ea09 1342 1342/1342 1342 ± 0.000009329 5.343 3.382/6.252 4.896 ± 1.363
ea10 1342 1342/1342 1342 ± 0 5.496 5.098/6.186 5.635 ± 0.6306
ea11 1342 1342/1342 1342 ± 0.000005553 5.241 4.983/5.903 5.417 ± 0.5602
ea12 1342 1342/1342 1342 ± 0 5.544 5.157/6.171 5.707 ± 0.5908
ea13 1342 1342/1342 1342 ± 0 5.589 5.474/6.141 5.831 ± 0.5155
ea14 1342 1342/1342 1342 ± 0 6.375 6.114/6.699 6.438 ± 0.4387
ea15 1342 1342/1342 1342 ± 0 5.697 5.156/6.166 5.747 ± 0.5984
ea16 1342 1342/1342 1342 ± 0 5.248 5.036/5.462 5.306 ± 0.4201
ea17 1342 1342/1342 1342 ± 0.00004222 5.813 5.571/6.744 5.999 ± 0.6408
ea18 1342 1342/1342 1342 ± 0 4.809 4.662/5.471 4.956 ± 0.4989
ea19 1342 1342/1342 1342 ± 0 6.046 5.309/6.457 5.903 ± 0.6227
ea20 1342 1342/1342 1342 ± 0 5.676 5.432/6.335 5.954 ± 0.5932
ea21 1342 1342/1342 1342 ± 0 5.523 5.14/6.153 5.651 ± 0.5762
ea22 1342 1342/1342 1342 ± 0.0000215 5.492 5.167/6.537 5.762 ± 0.6559
ea23 1342 1342/1342 1342 ± 0 5.875 5.346/6.374 5.924 ± 0.5864
ea25 1342 1342/1342 1342 ± 0 5.195 4.919/5.261 5.129 ± 0.2515
ea26 1342 1342/1342 1342 ± 0 5.436 5.299/6.317 5.746 ± 0.5986
ea27 1342 1342/1342 1342 ± 0.00003584 5.551 5.143/6.183 5.678 ± 0.5449
ea28 1342 1342/1342 1342 ± 0.00005279 6.21 5.636/6.428 6.079 ± 0.4653
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 ± 0.00002496 5.226 5.101/5.338 5.109 ± 0.437
4 1342 1342/1342 1342 ± 0.00003055 5.016 4.887/5.123 4.925 ± 0.3222
5 1342 1342/1342 1342 ± 0.00002496 5.152 5.008/5.277 5.066 ± 0.4572
6 1342 1342/1342 1342 ± 0.00002496 5.127 5.005/5.302 5.049 ± 0.4583
7 1342 1342/1342 1342 ± 0.00002496 5.091 4.969/5.267 5.058 ± 0.4238
8 1342 1342/1342 1342 ± 0.00002496 5.159 4.972/5.334 5.094 ± 0.4836
9 1342 1342/1342 1342 ± 0.00002496 5.48 5.252/5.657 5.372 ± 0.5102
10 1342 1342/1342 1342 ± 0.00002446 5.814 5.637/6.029 5.803 ± 0.2845
11 1342 1342/1342 1342 ± 0.00002446 6.158 5.87/6.255 6.052 ± 0.3604
12 1342 1342/1342 1342 ± 0.00002446 6.279 5.901/6.461 6.201 ± 0.3698
13 1342 1342/1342 1342 ± 0.00002446 6.633 6.352/6.706 6.54 ± 0.3519
14 1342 1342/1342 1342 ± 0.00002446 6.705 6.585/6.962 6.68 ± 0.3678
15 1342 1342/1342 1342 ± 0.00002446 6.355 6.153/6.548 6.317 ± 0.4162
16 1342 1342/1342 1342 ± 0.00004912 5.481 5.335/5.732 5.47 ± 0.388
17 1342 1342/1342 1342 ± 0.0000521 5.442 5.303/5.666 5.46 ± 0.3597
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-05 14:43:53.093
End
2024-12-05 15:29:26.603
Duration
0:45:33.510
Note, WebLog generation is not included in the time.

CASA logs for stage 8