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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.355 5.154/5.991 5.548 ± 0.5325
ea02 1342 1342/1342 1342 ± 0 5.824 5.294/6.394 5.909 ± 0.6423
ea04 1342 1342/1342 1342 ± 0 5.29 5.005/6.009 5.524 ± 0.5612
ea05 1342 1342/1342 1342 ± 0 5.822 5.313/6.507 5.879 ± 0.6301
ea06 1342 1342/1342 1342 ± 0 4.852 4.73/5.394 5.046 ± 0.4368
ea07 1342 1342/1342 1342 ± 0.00002496 5.666 5.305/6.219 5.849 ± 0.6497
ea08 1342 1342/1342 1342 ± 0.00000766 5.812 5.483/6.548 6.061 ± 0.6625
ea10 1342 1342/1342 1342 ± 0.00003064 5.495 5.218/6.5 5.794 ± 0.7323
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.424 5.24/6.485 5.794 ± 0.7014
ea13 1342 1342/1342 1342 ± 0 6.234 5.66/6.582 6.138 ± 0.5396
ea14 1342 1342/1342 1342 ± 0.00001184 5.521 5.207/6.343 5.72 ± 0.6925
ea15 1342 1342/1342 1342 ± 0 5.488 5.033/6.124 5.631 ± 0.6743
ea16 1342 1342/1342 1342 ± 0 5.915 5.526/6.704 6.099 ± 0.7905
ea17 1342 1342/1342 1342 ± 0.00004272 5.666 5.342/6.345 5.946 ± 0.6952
ea18 1342 1342/1342 1342 ± 0 4.798 4.562/5.546 4.98 ± 0.5666
ea19 1342 1342/1342 1342 ± 0 6.08 5.428/6.665 6.06 ± 0.6663
ea20 1342 1342/1342 1342 ± 0 5.759 5.454/6.653 6.058 ± 0.7428
ea21 1342 1342/1342 1342 ± 0 5.534 5.252/6.26 5.751 ± 0.6272
ea22 1342 1342/1342 1342 ± 0 5.969 5.149/6.393 5.791 ± 0.6747
ea23 1342 1342/1342 1342 ± 0.00001806 5.61 5.389/6.523 5.941 ± 0.7273
ea25 1342 1342/1342 1342 ± 0.00003996 5.19 4.953/5.992 5.519 ± 0.676
ea26 1342 1342/1342 1342 ± 0 6.273 5.598/6.734 6.187 ± 0.6436
ea27 1342 1342/1342 1342 ± 0.00004366 5.328 5.089/6.291 5.614 ± 0.6476
ea28 1342 1342/1342 1342 ± 0.00003185 5.544 5.271/6.337 5.787 ± 0.6831
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 ± 0.00002441 5.269 5.065/5.501 5.278 ± 0.2591
3 1342 1342/1342 1342 ± 0.00002745 4.983 4.77/5.143 4.993 ± 0.3131
5 1342 1342/1342 1342 ± 0.00002441 5.259 5.009/5.345 5.19 ± 0.3219
6 1342 1342/1342 1342 ± 0.00002441 5.257 5.027/5.434 5.235 ± 0.279
7 1342 1342/1342 1342 ± 0.00002441 5.261 5.151/5.459 5.286 ± 0.2478
8 1342 1342/1342 1342 ± 0.00002441 5.273 5.064/5.394 5.231 ± 0.2709
9 1342 1342/1342 1342 ± 0.00002441 5.539 5.409/5.809 5.55 ± 0.2973
10 1342 1342/1342 1342 ± 0.00002441 6.006 5.876/6.148 5.961 ± 0.3161
11 1342 1342/1342 1342 ± 0.00002441 6.277 6.133/6.376 6.202 ± 0.3187
12 1342 1342/1342 1342 ± 0.00002441 6.451 6.213/6.6 6.372 ± 0.3484
13 1342 1342/1342 1342 ± 0.00002441 6.834 6.729/7.066 6.823 ± 0.3655
14 1342 1342/1342 1342 ± 0.00002441 7.147 6.88/7.309 7.033 ± 0.4048
15 1342 1342/1342 1342 ± 0.00002725 6.499 6.104/6.666 6.421 ± 0.4447
16 1342 1342/1342 1342 ± 0.00005275 5.46 5.2/5.796 5.479 ± 0.4989
17 1342 1342/1342 1342 ± 0.00004976 5.527 5.321/5.987 5.598 ± 0.4939
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-21 10:09:28.946
End
2024-12-21 11:12:33.799
Duration
1:03:04.852
Note, WebLog generation is not included in the time.

CASA logs for stage 8