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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.106 4.947/5.866 5.422 ± 0.6484
ea02 1342 1342/1342 1342 ± 0.00003538 5.549 5.145/6.503 5.823 ± 0.8061
ea04 1342 1342/1342 1342 ± 0.00001626 5.158 4.879/5.834 5.34 ± 0.6544
ea05 1342 1342/1342 1342 ± 0.00000877 5.406 4.992/6.44 5.71 ± 0.7789
ea06 1342 1342/1342 1342 ± 0.00002372 4.59 4.403/5.345 4.821 ± 0.566
ea07 1342 1342/1342 1342 ± 0.00004227 5.48 5.204/6.201 5.705 ± 0.7445
ea08 1342 1342/1342 1342 ± 0.00004151 5.579 5.256/6.669 5.937 ± 0.8511
ea09 1342 1342/1342 1342 ± 0.000001296 5.419 5.074/6.4 5.692 ± 0.7346
ea10 1342 1342/1342 1342 ± 0.0000437 5.404 5.026/6.495 5.684 ± 0.8276
ea11 1342 1342/1342 1342 ± 0.00004451 5.176 4.795/6.242 5.524 ± 0.8248
ea12 1342 1342/1342 1342 ± 0.00002871 5.438 5.063/6.057 5.634 ± 0.7662
ea13 1342 1342/1342 1342 ± 0 5.5 5.342/6.248 5.879 ± 0.7018
ea14 1342 1342/1342 1342 ± 0.00003344 5.322 5.002/6.216 5.588 ± 0.735
ea15 1342 1342/1342 1342 ± 0.00001117 5.011 4.92/6.031 5.421 ± 0.7699
ea16 1342 1342/1342 1342 ± 0.0000141 5.822 5.3/6.719 5.968 ± 0.9315
ea17 1342 1342/1342 1342 ± 0.00004537 5.56 5.173/6.297 5.818 ± 0.8359
ea18 1342 1342/1342 1342 ± 0.00004368 4.556 4.453/5.281 4.913 ± 0.584
ea19 1342 1342/1342 1342 ± 0.00002107 5.563 5.394/6.761 6.036 ± 0.8306
ea20 1342 1342/1342 1342 ± 0.00003949 5.61 5.52/6.608 5.922 ± 0.819
ea21 1342 1342/1342 1342 ± 0.00002381 5.366 5.064/6.256 5.639 ± 0.7454
ea22 1342 1342/1342 1342 ± 0.000006467 5.132 4.896/6.23 5.512 ± 0.724
ea23 1342 1342/1342 1342 ± 0.00003832 5.423 5.086/6.384 5.763 ± 0.8454
ea25 1342 1342/1342 1342 ± 0.0000454 5.182 4.928/5.982 5.453 ± 0.7478
ea26 1342 1342/1342 1342 ± 0 5.568 5.462/6.851 6.084 ± 0.8236
ea27 1342 1342/1342 1342 ± 0.00004462 5.241 5.088/6.3 5.575 ± 0.7426
ea28 1342 1342/1342 1342 ± 0.00004427 5.378 5.184/6.302 5.715 ± 0.7845
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 ± 0.00002352 5.133 4.923/5.413 5.121 ± 0.2966
5 1342 1342/1342 1342 ± 0.00003045 5.348 5.059/5.662 5.352 ± 0.4209
6 1342 1342/1342 1342 ± 0.00002352 5.146 4.909/5.302 5.086 ± 0.2849
7 1342 1342/1342 1342 ± 0.00002352 5.153 5.007/5.33 5.148 ± 0.2655
8 1342 1342/1342 1342 ± 0.00002352 5.156 4.969/5.256 5.103 ± 0.2894
9 1342 1342/1342 1342 ± 0.00002352 5.254 5.024/5.494 5.235 ± 0.3169
10 1342 1342/1342 1342 ± 0.00002348 5.916 5.784/6.12 5.894 ± 0.3062
11 1342 1342/1342 1342 ± 0.00002348 6.231 6.066/6.334 6.165 ± 0.3319
12 1342 1342/1342 1342 ± 0.00002348 6.396 6.199/6.523 6.34 ± 0.351
13 1342 1342/1342 1342 ± 0.00002348 6.795 6.633/7.002 6.767 ± 0.3744
14 1342 1342/1342 1342 ± 0.00002348 6.967 6.795/7.219 6.951 ± 0.4092
15 1342 1342/1342 1342 ± 0.00002977 6.169 5.837/6.683 6.219 ± 0.6013
16 1342 1342/1342 1342 ± 0.00006078 4.516 4.357/4.69 4.524 ± 0.2412
17 1342 1342/1342 1342 ± 0.00006103 4.809 4.645/4.994 4.823 ± 0.2785
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 12:39:04.324
End
2024-11-02 13:33:03.880
Duration
0:53:59.556
Note, WebLog generation is not included in the time.

CASA logs for stage 8