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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.45 5.307/5.833 5.617 ± 0.436
ea02 1342 1342/1342 1342 ± 0.000004979 5.85 5.491/6.378 5.963 ± 0.4964
ea04 1342 1342/1342 1342 ± 0.000005017 5.532 5.268/6.066 5.675 ± 0.452
ea05 1342 1342/1342 1342 ± 0.000001775 5.77 5.444/6.178 5.82 ± 0.4813
ea06 1342 1342/1342 1342 ± 0 2.857 2.822/3.089 2.96 ± 0.2019
ea07 1342 1342/1342 1342 ± 0 5.621 5.451/5.857 5.611 ± 0.2123
ea08 1342 1342/1342 1342 ± 0 5.855 5.594/6.43 6.021 ± 0.5307
ea09 1342 1342/1342 1342 ± 0 5.117 4.877/5.491 5.185 ± 0.3227
ea10 1342 1342/1342 1342 ± 0.000001774 5.517 5.303/6.218 5.708 ± 0.4945
ea11 1342 1342/1342 1342 ± 0.000001255 5.819 5.552/6.335 5.937 ± 0.5054
ea12 1342 1342/1342 1342 ± 0 5.841 5.382/6.109 5.862 ± 0.4592
ea13 1342 1342/1342 1342 ± 0 6.05 5.799/6.262 6.06 ± 0.379
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.119 4.969/5.236 5.094 ± 0.2485
ea17 1342 1342/1342 1342 ± 0.000007665 6.01 5.686/6.358 6.125 ± 0.4926
ea18 1342 1342/1342 1342 ± 0 5.156 4.904/5.534 5.231 ± 0.39
ea19 1342 1342/1342 1342 ± 0 6.541 6.128/6.87 6.528 ± 0.366
ea21 1342 1342/1342 1342 ± 0 5.722 5.573/6.252 5.913 ± 0.4497
ea22 1342 1342/1342 1342 ± 0 5.54 5.202/5.956 5.608 ± 0.4746
ea23 1342 1342/1342 1342 ± 0 5.83 5.549/6.429 6.004 ± 0.5546
ea25 1342 1342/1342 1342 ± 0 5.383 5.33/5.504 5.383 ± 0.1556
ea26 1342 1342/1342 1342 ± 0 6.048 5.6/6.407 6.031 ± 0.4543
ea27 1342 1342/1342 1342 ± 0.00001867 5.446 5.212/6.143 5.646 ± 0.4873
ea28 1342 1342/1342 1342 ± 0 5.657 5.47/6.267 5.855 ± 0.5112
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 ± 0.0000261 5.563 5.415/5.741 5.527 ± 0.3043
3 1342 1342/1342 1342 ± 0.00003159 5.275 5.129/5.729 5.397 ± 0.3272
4 1342 1342/1342 1342 ± 0.0000261 5.375 5.21/5.598 5.395 ± 0.3182
5 1342 1342/1342 1342 ± 0.0000261 5.501 5.299/5.616 5.456 ± 0.2858
6 1342 1342/1342 1342 ± 0.0000261 5.363 5.237/5.429 5.321 ± 0.2436
7 1342 1342/1342 1342 ± 0.0000261 5.373 5.263/5.518 5.364 ± 0.2216
8 1342 1342/1342 1342 ± 0.0000261 5.37 5.085/5.502 5.302 ± 0.2768
9 1342 1342/1342 1342 ± 0.0000261 5.636 5.229/5.832 5.529 ± 0.3415
10 1342 1342/1342 1342 ± 0.00002611 5.985 5.712/6.082 5.744 ± 0.6323
11 1342 1342/1342 1342 ± 0.00002611 6.193 5.858/6.256 5.894 ± 0.7573
12 1342 1342/1342 1342 ± 0.00002611 6.286 5.948/6.387 6.013 ± 0.7998
13 1342 1342/1342 1342 ± 0.00002611 6.633 6.309/6.801 6.367 ± 0.8406
14 1342 1342/1342 1342 ± 0.00002611 6.705 6.496/6.951 6.485 ± 0.8658
15 1342 1342/1342 1342 ± 0.00002611 6.324 6.065/6.533 6.078 ± 0.8407
16 1342 1342/1342 1342 ± 0.00003057 5.718 5.37/5.906 5.56 ± 0.7133
17 1342 1342/1342 1342 ± 0.0000267 5.768 5.505/6.047 5.593 ± 0.7109
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 06:33:13.674
End
2024-03-29 07:22:58.101
Duration
0:49:44.427
Note, WebLog generation is not included in the time.

CASA logs for stage 7