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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.545 5.299/5.949 5.676 ± 0.5012
ea02 1342 1342/1342 1342 ± 0 5.839 5.442/6.422 5.965 ± 0.6179
ea04 1342 1342/1342 1342 ± 0 5.396 5.062/6.049 5.595 ± 0.5659
ea05 1342 1342/1342 1342 ± 0 5.716 5.257/6.154 5.76 ± 0.5729
ea06 1342 1342/1342 1342 ± 0 4.884 4.65/5.229 4.955 ± 0.362
ea07 1342 1342/1342 1342 ± 0 5.997 5.514/6.201 5.972 ± 0.5189
ea08 1342 1342/1342 1342 ± 0 5.777 5.605/6.563 6.061 ± 0.6315
ea09 1342 1342/1342 1342 ± 0 5.732 5.231/6.216 5.762 ± 0.5815
ea10 1342 1342/1342 1342 ± 0 5.863 5.346/6.456 5.892 ± 0.6122
ea11 1342 1342/1342 1342 ± 0.000003728 5.853 5.149/6.212 5.784 ± 0.6244
ea12 1342 1342/1342 1342 ± 0 6.22 6.04/6.663 6.33 ± 0.4012
ea13 1342 1342/1342 1342 ± 0 6.117 5.794/6.354 6.141 ± 0.4999
ea14 1342 1342/1342 1342 ± 0 5.896 5.285/6.303 5.865 ± 0.5931
ea15 1342 1342/1342 1342 ± 0 5.581 5.094/6.241 5.74 ± 0.7058
ea16 1342 1342/1342 1342 ± 0 6.1 5.629/6.644 6.199 ± 0.6708
ea17 1342 1342/1342 1342 ± 0.000008517 5.944 5.589/6.615 6.135 ± 0.6254
ea18 1342 1342/1342 1342 ± 0 5.092 4.74/5.586 5.149 ± 0.4978
ea19 1342 1342/1342 1342 ± 0 6.057 5.429/6.56 6.043 ± 0.5948
ea20 1342 1342/1342 1342 ± 0 5.982 5.587/6.541 6.119 ± 0.6136
ea21 1342 1342/1342 1342 ± 0 5.61 5.297/6.135 5.737 ± 0.5185
ea22 1342 1342/1342 1342 ± 0 5.562 5.329/6.358 5.819 ± 0.6082
ea23 1342 1342/1342 1342 ± 0 6.158 5.509/6.601 6.112 ± 0.6473
ea25 1342 1342/1342 1342 ± 0.000003449 5.57 5.253/5.987 5.662 ± 0.5459
ea26 1342 1342/1342 1342 ± 0 6.314 5.717/6.804 6.212 ± 0.619
ea27 1342 1342/1342 1342 ± 0.000005312 5.572 5.315/6.29 5.736 ± 0.5529
ea28 1342 1342/1342 1342 ± 0.000001725 5.635 5.391/6.357 5.835 ± 0.6051
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 ± 0.00002399 5.394 5.255/5.66 5.407 ± 0.2841
3 1342 1342/1342 1342 ± 0.00002527 5.213 5.028/5.488 5.222 ± 0.3009
4 1342 1342/1342 1342 ± 0.0000267 5.176 5.038/5.296 5.16 ± 0.2661
5 1342 1342/1342 1342 ± 0.00002399 5.373 5.125/5.532 5.349 ± 0.3387
6 1342 1342/1342 1342 ± 0.00002399 5.361 5.095/5.442 5.299 ± 0.3118
7 1342 1342/1342 1342 ± 0.00002399 5.366 5.151/5.495 5.337 ± 0.2728
8 1342 1342/1342 1342 ± 0.00002399 5.372 5.114/5.46 5.302 ± 0.2855
9 1342 1342/1342 1342 ± 0.00002399 5.622 5.412/5.867 5.578 ± 0.3297
10 1342 1342/1342 1342 ± 0.00002354 6.042 5.822/6.159 5.97 ± 0.3277
11 1342 1342/1342 1342 ± 0.00002354 6.287 6.089/6.361 6.184 ± 0.327
12 1342 1342/1342 1342 ± 0.00002354 6.355 6.194/6.567 6.342 ± 0.3492
13 1342 1342/1342 1342 ± 0.00002354 6.826 6.651/7.02 6.778 ± 0.3592
14 1342 1342/1342 1342 ± 0.00002354 7.018 6.781/7.23 6.96 ± 0.4081
15 1342 1342/1342 1342 ± 0.00002354 6.42 6.273/6.654 6.416 ± 0.3817
16 1342 1342/1342 1342 ± 0.00002378 5.904 5.713/6.257 5.965 ± 0.3612
17 1342 1342/1342 1342 ± 0.00002358 5.949 5.785/6.293 5.98 ± 0.3347
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-05-01 08:25:23.833
End
2024-05-01 09:12:58.124
Duration
0:47:34.291
Note, WebLog generation is not included in the time.

CASA logs for stage 7