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 5.121 4.961/5.964 5.428 ± 0.6598
ea02 1342 1342/1342 1342 ± 0.00003352 5.637 5.088/6.502 5.8 ± 0.8265
ea04 1342 1342/1342 1342 ± 0.00002609 5.104 4.839/5.783 5.292 ± 0.6437
ea05 1342 1342/1342 1342 ± 0.000008841 5.222 4.889/6.345 5.602 ± 0.7659
ea06 1342 1342/1342 1342 ± 0.00001741 4.644 4.485/5.341 4.856 ± 0.565
ea07 1342 1342/1342 1342 ± 0.00004317 5.638 5.2/6.163 5.688 ± 0.7789
ea08 1342 1342/1342 1342 ± 0.00004294 5.694 5.259/6.656 5.932 ± 0.8763
ea09 1342 1342/1342 1342 ± 0.000001218 5.42 5.069/6.4 5.656 ± 0.7122
ea10 1342 1342/1342 1342 ± 0.00004389 5.514 4.977/6.451 5.66 ± 0.8538
ea11 1342 1342/1342 1342 ± 0.00004317 5.416 4.893/6.214 5.515 ± 0.8086
ea12 1342 1342/1342 1342 ± 0.00002277 5.353 5.122/6.032 5.6 ± 0.7659
ea13 1342 1342/1342 1342 ± 0 5.634 5.366/6.195 5.869 ± 0.6472
ea14 1342 1342/1342 1342 ± 0.00003947 5.39 4.968/6.273 5.605 ± 0.7822
ea15 1342 1342/1342 1342 ± 0.000009849 5.156 4.887/6.012 5.401 ± 0.7733
ea16 1342 1342/1342 1342 ± 0.00001616 5.72 5.246/6.681 5.889 ± 0.9698
ea17 1342 1342/1342 1342 ± 0.00004412 5.678 5.12/6.309 5.799 ± 0.8486
ea18 1342 1342/1342 1342 ± 0.00004346 4.63 4.51/5.266 4.902 ± 0.5769
ea19 1342 1342/1342 1342 ± 0.00002385 5.559 5.305/6.666 5.904 ± 0.8288
ea20 1342 1342/1342 1342 ± 0.00003667 5.65 5.535/6.6 5.891 ± 0.8455
ea21 1342 1342/1342 1342 ± 0.00002831 5.376 4.958/6.186 5.555 ± 0.7609
ea22 1342 1342/1342 1342 ± 0.000007005 5.225 4.907/6.212 5.54 ± 0.7093
ea23 1342 1342/1342 1342 ± 0.00004177 5.522 5.102/6.463 5.747 ± 0.8715
ea25 1342 1342/1342 1342 ± 0.00004395 5.313 4.91/5.952 5.436 ± 0.7442
ea26 1342 1342/1342 1342 ± 0 5.614 5.424/6.82 6.034 ± 0.7973
ea27 1342 1342/1342 1342 ± 0.00004329 5.291 4.931/6.268 5.489 ± 0.7605
ea28 1342 1342/1342 1342 ± 0.0000442 5.345 5.193/6.299 5.691 ± 0.8046
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 ± 0.00002351 5.024 4.891/5.339 5.074 ± 0.2706
5 1342 1342/1342 1342 ± 0.00003459 5.265 5.02/5.425 5.246 ± 0.3475
6 1342 1342/1342 1342 ± 0.00002351 5.153 4.911/5.311 5.116 ± 0.2819
7 1342 1342/1342 1342 ± 0.00002351 5.116 4.963/5.304 5.122 ± 0.2631
8 1342 1342/1342 1342 ± 0.00002351 5.116 4.93/5.25 5.079 ± 0.2763
9 1342 1342/1342 1342 ± 0.00002351 5.378 5.159/5.619 5.346 ± 0.2952
10 1342 1342/1342 1342 ± 0.00002351 5.88 5.788/6.083 5.87 ± 0.3032
11 1342 1342/1342 1342 ± 0.00002351 6.191 6.031/6.314 6.133 ± 0.3216
12 1342 1342/1342 1342 ± 0.00002351 6.334 6.16/6.501 6.309 ± 0.346
13 1342 1342/1342 1342 ± 0.00002351 6.712 6.576/6.983 6.719 ± 0.3624
14 1342 1342/1342 1342 ± 0.00002351 6.918 6.748/7.182 6.904 ± 0.3973
15 1342 1342/1342 1342 ± 0.00002587 6.267 5.888/6.644 6.243 ± 0.5665
16 1342 1342/1342 1342 ± 0.00006075 4.426 4.259/4.621 4.446 ± 0.2518
17 1342 1342/1342 1342 ± 0.00006101 4.618 4.476/4.823 4.67 ± 0.2751
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-03 04:17:57.082
End
2024-11-03 05:20:31.118
Duration
1:02:34.036
Note, WebLog generation is not included in the time.

CASA logs for stage 8