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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.574 5.326/6.204 5.6 ± 0.8276
ea02 1342 1342/1342 1342 ± 0.00004077 5.972 5.51/6.694 5.87 ± 0.981
ea04 1342 1342/1342 1342 ± 0 4.905 4.662/5.58 5.045 ± 0.6312
ea05 1342 1342/1342 1342 ± 0.00001992 5.086 4.716/5.936 5.24 ± 0.6779
ea06 1342 1342/1342 1342 ± 0 4.737 4.602/5.273 4.855 ± 0.554
ea07 1342 1342/1342 1342 ± 0.00004272 5.741 5.252/6.027 5.549 ± 0.7738
ea08 1342 1342/1342 1342 ± 0.00004272 6.082 5.717/6.82 6.041 ± 1.028
ea09 1342 1342/1342 1342 ± 0 5.495 5.061/6.272 5.547 ± 0.7381
ea10 1342 1342/1342 1342 ± 0.00004383 5.596 5.281/6.392 5.618 ± 0.8378
ea11 1342 1342/1342 1342 ± 0.00003078 5.702 5.181/6.27 5.568 ± 0.9387
ea12 1342 1342/1342 1342 ± 0 5.259 5.009/6.233 5.479 ± 0.8494
ea13 1342 1342/1342 1342 ± 0.000007417 5.753 5.33/6.095 5.707 ± 0.6812
ea14 1342 1342/1342 1342 ± 0.000008991 5.413 5.101/6.364 5.567 ± 0.7886
ea15 1342 1342/1342 1342 ± 0 4.974 4.729/5.872 5.271 ± 0.7867
ea16 1342 1342/1342 1342 ± 0.00002999 5.556 5.2/6.37 5.595 ± 0.8255
ea17 1342 1342/1342 1342 ± 0.00004272 6.042 5.624/7.07 6.012 ± 1.053
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.000006994 5.381 5.109/6.292 5.534 ± 0.7496
ea20 1342 1342/1342 1342 ± 0 5.575 5.286/6.575 5.701 ± 0.9056
ea21 1342 1342/1342 1342 ± 0.00002819 5.2 4.992/5.912 5.305 ± 0.7575
ea22 1342 1342/1342 1342 ± 0.00003146 5.546 5.276/6.517 5.673 ± 0.8972
ea23 1342 1342/1342 1342 ± 0.0000427 5.574 5.189/6.38 5.631 ± 0.869
ea25 1342 1342/1342 1342 ± 0.00004108 5.637 5.239/6.329 5.585 ± 0.9162
ea26 1342 1342/1342 1342 ± 0.000006184 5.574 5.48/6.429 5.719 ± 0.7098
ea27 1342 1342/1342 1342 ± 0.0000487 5.623 5.208/6.511 5.645 ± 0.914
ea28 1342 1342/1342 1342 ± 0.00004425 6.032 5.589/6.649 5.856 ± 0.9804
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 ± 0.00002392 5.568 5.257/5.692 5.466 ± 0.3313
5 1342 1342/1342 1342 ± 0.00002439 5.232 5.026/5.403 5.215 ± 0.3059
6 1342 1342/1342 1342 ± 0.00002392 5.251 5.099/5.589 5.296 ± 0.3479
7 1342 1342/1342 1342 ± 0.00002392 5.282 5.09/5.496 5.259 ± 0.3179
8 1342 1342/1342 1342 ± 0.00002392 5.208 5.067/5.402 5.206 ± 0.3272
9 1342 1342/1342 1342 ± 0.00002392 5.55 5.2/5.711 5.478 ± 0.3773
10 1342 1342/1342 1342 ± 0.00002392 5.922 5.634/6.088 5.88 ± 0.3681
11 1342 1342/1342 1342 ± 0.00002392 6.171 5.952/6.388 6.153 ± 0.3738
12 1342 1342/1342 1342 ± 0.00002392 6.369 6.091/6.578 6.321 ± 0.3938
13 1342 1342/1342 1342 ± 0.00002459 6.588 6.43/6.808 6.597 ± 0.3172
14 1342 1342/1342 1342 ± 0.00003362 6.494 6.229/6.697 6.461 ± 0.324
15 1342 1342/1342 1342 ± 0.00002433 6.623 6.387/6.823 6.574 ± 0.4599
16 1342 1342/1342 1342 ± 0.00006103 3.905 3.769/4.07 3.925 ± 0.2044
17 1342 1342/1342 1342 ± 0.00006068 4.111 3.958/4.271 4.116 ± 0.2309
datacolumn
residual_data
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-13 02:10:24.750
End
2024-12-13 03:07:05.082
Duration
0:56:40.332
Note, WebLog generation is not included in the time.

CASA logs for stage 8