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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 5.122 4.987/6.09 5.427 ± 0.7898
ea02 1342 1342/1342 1342 ± 0.00004517 5.552 5.127/6.481 5.667 ± 0.9066
ea04 1342 1342/1342 1342 ± 0.00003808 5.098 4.845/5.786 5.247 ± 0.7373
ea05 1342 1342/1342 1342 ± 0.00002037 5.294 4.96/6.353 5.561 ± 0.8201
ea06 1342 1342/1342 1342 ± 0.00003997 4.795 4.528/5.431 4.875 ± 0.6151
ea07 1342 1342/1342 1342 ± 0.00004112 5.631 5.128/6.037 5.582 ± 0.8181
ea08 1342 1342/1342 1342 ± 0.0000438 5.717 5.277/6.637 5.836 ± 1.01
ea09 1342 1342/1342 1342 ± 0.00003281 5.229 4.78/5.75 5.191 ± 0.6587
ea10 1342 1342/1342 1342 ± 0.00003974 4.844 4.443/5.486 4.878 ± 0.6406
ea11 1342 1342/1342 1342 ± 0.00004335 5.621 5.195/6.439 5.731 ± 0.9212
ea12 1342 1342/1342 1342 ± 0.00004335 5.269 5.04/6.277 5.515 ± 0.85
ea13 1342 1342/1342 1342 ± 0.00001918 5.542 5.401/6.149 5.722 ± 0.7322
ea14 1342 1342/1342 1342 ± 0.00003662 5.546 5.048/6.464 5.659 ± 0.9002
ea15 1342 1342/1342 1342 ± 0.00002375 5.252 5.072/6.216 5.51 ± 0.8785
ea16 1342 1342/1342 1342 ± 0.00002892 5.687 5.342/6.673 5.845 ± 0.9715
ea17 1342 1342/1342 1342 ± 0.00004171 5.728 5.236/6.685 5.761 ± 0.929
ea18 1342 1342/1342 1342 ± 0.00004266 4.832 4.619/5.674 5.03 ± 0.6659
ea19 1342 1342/1342 1342 ± 0.00001746 5.553 5.322/6.516 5.799 ± 0.8673
ea20 1342 1342/1342 1342 ± 0.00004216 5.731 5.5/6.699 5.927 ± 0.9515
ea21 1342 1342/1342 1342 ± 0.00003159 5.448 5.107/6.234 5.542 ± 0.83
ea22 1342 1342/1342 1342 ± 0.00004075 5.192 4.888/6.31 5.496 ± 0.8138
ea23 1342 1342/1342 1342 ± 0.00004243 5.633 5.169/6.522 5.692 ± 0.9801
ea24 1342 1342/1342 1342 ± 0.0000236 5.125 4.71/6.096 5.28 ± 0.7412
ea25 1342 1342/1342 1342 ± 0.00004229 5.35 4.871/6.153 5.419 ± 0.8275
ea26 1342 1342/1342 1342 ± 0.00003066 5.611 5.338/6.637 5.826 ± 0.8894
ea27 1342 1342/1342 1342 ± 0.00004136 5.484 5.032/6.395 5.563 ± 0.8489
ea28 1342 1342/1342 1342 ± 0.00004185 5.421 5.226/6.471 5.679 ± 0.9023
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 ± 0.00002321 5.172 4.897/5.309 5.09 ± 0.3208
5 1342 1342/1342 1342 ± 0.00002961 5.169 4.935/5.361 5.143 ± 0.2789
6 1342 1342/1342 1342 ± 0.00002321 5.118 4.791/5.319 5.069 ± 0.2807
7 1342 1342/1342 1342 ± 0.00002321 5.131 4.935/5.302 5.094 ± 0.2736
8 1342 1342/1342 1342 ± 0.00002321 5.152 4.849/5.32 5.102 ± 0.3124
9 1342 1342/1342 1342 ± 0.00002321 5.452 5.146/5.62 5.362 ± 0.3093
10 1342 1342/1342 1342 ± 0.00002321 5.966 5.729/6.042 5.854 ± 0.32
11 1342 1342/1342 1342 ± 0.00002321 6.152 5.961/6.371 6.114 ± 0.3325
12 1342 1342/1342 1342 ± 0.00002321 6.316 6.089/6.52 6.277 ± 0.3663
13 1342 1342/1342 1342 ± 0.00002321 6.803 6.45/6.944 6.653 ± 0.4255
14 1342 1342/1342 1342 ± 0.00002321 6.946 6.623/7.148 6.812 ± 0.4607
15 1342 1342/1342 1342 ± 0.00002332 6.391 6.12/6.609 6.307 ± 0.4294
16 1342 1342/1342 1342 ± 0.00005525 4.189 4.074/4.291 4.179 ± 0.1656
17 1342 1342/1342 1342 ± 0.00005425 4.072 3.943/4.292 4.115 ± 0.2281
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
output_dir
 
Start time
2024-04-20 17:56:19.263
End
2024-04-20 18:46:09.636
Duration
0:49:50.372
Note, WebLog generation is not included in the time.

CASA logs for stage 7