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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.123 5.049/5.696 5.32 ± 0.5443
ea02 1342 1342/1342 1342 ± 0.00000716 5.612 5.23/6.16 5.705 ± 0.6643
ea04 1342 1342/1342 1342 ± 0 5.078 4.766/5.547 5.19 ± 0.4801
ea05 1342 1342/1342 1342 ± 0 5.468 5.061/5.987 5.455 ± 0.5339
ea06 1342 1342/1342 1342 ± 0 4.735 4.6/5.435 5.023 ± 0.499
ea07 1342 1342/1342 1342 ± 0.00003206 5.505 5.141/5.827 5.603 ± 0.5313
ea08 1342 1342/1342 1342 ± 0.00003049 5.519 5.177/6.173 5.691 ± 0.6482
ea09 1342 1342/1342 1342 ± 0 5.517 5.059/6.097 5.551 ± 0.564
ea10 1342 1342/1342 1342 ± 0.00004128 5.446 5.066/6.194 5.589 ± 0.6095
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.589 5.091/6.03 5.622 ± 0.5888
ea13 1342 1342/1342 1342 ± 0 5.987 5.553/6.03 5.919 ± 0.4656
ea14 1342 1342/1342 1342 ± 0 5.33 5.052/5.951 5.543 ± 0.5643
ea15 1342 1342/1342 1342 ± 0 5.267 4.924/5.882 5.465 ± 0.6156
ea16 1342 1342/1342 1342 ± 0 5.871 5.413/6.394 5.912 ± 0.6273
ea17 1342 1342/1342 1342 ± 0.00001747 5.412 5.248/6.447 5.67 ± 0.6059
ea18 1342 1342/1342 1342 ± 0.000005485 4.814 4.454/5.261 4.872 ± 0.4694
ea19 1342 1342/1342 1342 ± 0 5.833 5.427/6.403 5.935 ± 0.5614
ea20 1342 1342/1342 1342 ± 0 5.925 5.362/6.39 5.869 ± 0.5941
ea21 1342 1342/1342 1342 ± 0 5.281 5.097/5.878 5.515 ± 0.4739
ea22 1342 1342/1342 1342 ± 0 5.323 5.05/6.007 5.521 ± 0.6074
ea23 1342 1342/1342 1342 ± 0.00001499 5.477 5.218/6.173 5.703 ± 0.6085
ea25 1342 1342/1342 1342 ± 0.00001523 5.133 4.956/5.707 5.335 ± 0.5252
ea26 1342 1342/1342 1342 ± 0 5.652 5.468/6.328 5.927 ± 0.6086
ea27 1342 1342/1342 1342 ± 0.00004256 5.175 5.071/5.981 5.418 ± 0.5651
ea28 1342 1342/1342 1342 ± 0.00004148 5.268 5.089/6.113 5.549 ± 0.6163
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 ± 0.00002392 5.138 5.036/5.437 5.175 ± 0.2741
3 1342 1342/1342 1342 ± 0.00003108 4.808 4.612/5.031 4.838 ± 0.3377
4 1342 1342/1342 1342 ± 0.00003264 4.971 4.754/5.09 4.949 ± 0.2906
5 1342 1342/1342 1342 ± 0.00002392 5.111 4.865/5.33 5.14 ± 0.3329
6 1342 1342/1342 1342 ± 0.00002392 5.087 5.009/5.255 5.099 ± 0.2762
7 1342 1342/1342 1342 ± 0.00002392 5.094 5.034/5.235 5.111 ± 0.2463
8 1342 1342/1342 1342 ± 0.00002392 5.094 4.857/5.242 5.026 ± 0.2819
9 1342 1342/1342 1342 ± 0.00002392 5.278 5.142/5.531 5.274 ± 0.3083
10 1342 1342/1342 1342 ± 0.00002392 5.672 5.548/5.879 5.661 ± 0.2855
11 1342 1342/1342 1342 ± 0.00002392 5.948 5.765/6.026 5.871 ± 0.2853
12 1342 1342/1342 1342 ± 0.00002392 6.034 5.858/6.198 6.034 ± 0.3185
13 1342 1342/1342 1342 ± 0.00002392 6.459 6.326/6.622 6.436 ± 0.3218
14 1342 1342/1342 1342 ± 0.00002392 6.624 6.417/6.944 6.624 ± 0.35
15 1342 1342/1342 1342 ± 0.00002392 6.409 6.16/6.568 6.306 ± 0.3852
16 1342 1342/1342 1342 ± 0.00004963 5.421 5.202/5.867 5.496 ± 0.3455
17 1342 1342/1342 1342 ± 0.00004988 5.448 5.258/5.882 5.52 ± 0.3247
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-31 04:18:43.188
End
2024-12-31 05:13:32.932
Duration
0:54:49.744
Note, WebLog generation is not included in the time.

CASA logs for stage 8