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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.514 5.345/5.798 5.617 ± 0.3725
ea02 1342 1342/1342 1342 ± 0.000005329 5.649 5.4/6.269 5.846 ± 0.4988
ea04 1342 1342/1342 1342 ± 0.000004858 5.567 5.256/6.03 5.666 ± 0.4856
ea05 1342 1342/1342 1342 ± 0 5.341 5.094/5.658 5.381 ± 0.3827
ea06 1342 1342/1342 1342 ± 0.0000022 4.849 4.769/5.221 4.962 ± 0.2775
ea07 1342 1342/1342 1342 ± 0.000003265 5.591 5.209/5.875 5.596 ± 0.4161
ea08 1342 1342/1342 1342 ± 0.000003728 5.611 5.29/6.083 5.678 ± 0.4547
ea09 1342 1342/1342 1342 ± 0.000003074 5.142 4.979/5.602 5.282 ± 0.3736
ea10 1342 1342/1342 1342 ± 0.00001978 5.223 4.977/5.9 5.344 ± 0.4345
ea11 1342 1342/1342 1342 ± 0 6.375 5.459/6.869 6.292 ± 0.7807
ea12 1342 1342/1342 1342 ± 0.000003303 5.561 5.338/5.866 5.681 ± 0.3907
ea13 1342 1342/1342 1342 ± 0.000001135 5.926 5.698/6.134 5.957 ± 0.3835
ea14 1342 1342/1342 1342 ± 0.000002972 5.345 5.126/5.898 5.484 ± 0.4366
ea15 1342 1342/1342 1342 ± 0.000001606 5.732 5.307/6.125 5.747 ± 0.5047
ea16 1342 1342/1342 1342 ± 0.000001088 5.458 5.308/5.809 5.591 ± 0.388
ea17 1342 1342/1342 1342 ± 0.000003439 5.386 5.265/5.758 5.518 ± 0.3459
ea18 1342 1342/1342 1342 ± 0.00000273 4.65 4.473/4.861 4.682 ± 0.2671
ea19 1342 1342/1342 1342 ± 0 5.367 5.12/5.748 5.425 ± 0.3765
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.475 5.342/6.092 5.686 ± 0.4386
ea22 1342 1342/1342 1342 ± 0.000003334 4.935 4.777/5.385 5.024 ± 0.4254
ea23 1342 1342/1342 1342 ± 0.000003202 5.787 5.69/6.514 6.138 ± 0.6156
ea25 1342 1342/1342 1342 ± 0.000003211 5.537 5.435/6.113 5.776 ± 0.5179
ea26 1342 1342/1342 1342 ± 0.000001964 5.545 5.398/6.014 5.722 ± 0.3995
ea27 1342 1342/1342 1342 ± 0.00004201 5.207 5.067/5.835 5.372 ± 0.3933
ea28 1342 1342/1342 1342 ± 0.000003893 5.735 5.512/6.458 5.947 ± 0.5744
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 ± 0.00002454 5.412 5.269/5.525 5.392 ± 0.2702
3 1342 1342/1342 1342 ± 0.00002454 5.276 5.059/5.359 5.21 ± 0.3024
4 1342 1342/1342 1342 ± 0.00003402 5.041 4.794/5.396 5.068 ± 0.3501
5 1342 1342/1342 1342 ± 0.00002454 5.299 5.033/5.485 5.253 ± 0.316
6 1342 1342/1342 1342 ± 0.00002454 5.19 5.076/5.383 5.205 ± 0.2724
7 1342 1342/1342 1342 ± 0.00002454 5.289 5.089/5.359 5.213 ± 0.2744
8 1342 1342/1342 1342 ± 0.00002454 5.232 4.974/5.369 5.154 ± 0.3109
9 1342 1342/1342 1342 ± 0.00002454 5.429 5.197/5.635 5.37 ± 0.3497
10 1342 1342/1342 1342 ± 0.00002454 5.737 5.496/6.007 5.704 ± 0.3542
11 1342 1342/1342 1342 ± 0.00002454 5.868 5.765/6.123 5.889 ± 0.3531
12 1342 1342/1342 1342 ± 0.00002454 6.023 5.837/6.112 5.925 ± 0.5028
13 1342 1342/1342 1342 ± 0.00002454 6.289 6.066/6.537 6.295 ± 0.4516
14 1342 1342/1342 1342 ± 0.00002454 6.47 6.08/6.672 6.387 ± 0.4916
15 1342 1342/1342 1342 ± 0.00002763 5.806 5.463/6.025 5.742 ± 0.4043
16 1342 1342/1342 1342 ± 0.0000345 5.398 5.082/5.615 5.358 ± 0.3429
17 1342 1342/1342 1342 ± 0.00003602 5.283 5.091/5.543 5.304 ± 0.3519
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
overwrite_modelcol
False
Start time
2024-12-03 08:37:03.366
End
2024-12-03 09:42:44.662
Duration
1:05:41.296
Note, WebLog generation is not included in the time.

CASA logs for stage 8