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

Statwt Summary Plot

VLASS2.1.sb38609625.eb38648759.59107.988554826385_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 5.589 5.382/6.029 5.755 ± 0.5627
ea02 1342 1342/1342 1342 ± 0.000002812 5.69 5.476/6.575 6.018 ± 0.6834
ea04 1342 1342/1342 1342 ± 0 5.45 5.143/6.019 5.618 ± 0.5319
ea05 1342 1342/1342 1342 ± 0 5.849 5.394/6.199 5.879 ± 0.5543
ea06 1342 1342/1342 1342 ± 0 5.09 4.813/5.388 5.108 ± 0.3623
ea07 1342 1342/1342 1342 ± 0 5.464 5.388/5.639 5.54 ± 0.2095
ea08 1342 1342/1342 1342 ± 0.00001802 5.833 5.68/6.709 6.203 ± 0.6761
ea09 1342 1342/1342 1342 ± 0 5.585 5.213/6.266 5.764 ± 0.6268
ea10 1342 1342/1342 1342 ± 0 6.035 5.412/6.572 6.011 ± 0.6612
ea11 1342 1342/1342 1342 ± 0 5.942 5.219/6.407 5.877 ± 0.7173
ea12 1342 1342/1342 1342 ± 0 5.778 5.381/6.387 5.956 ± 0.6381
ea13 1342 1342/1342 1342 ± 0 6.176 5.899/6.427 6.266 ± 0.4745
ea14 1342 1342/1342 1342 ± 0 5.858 5.387/6.467 5.972 ± 0.6762
ea15 1342 1342/1342 1342 ± 0 5.905 5.424/6.43 6.007 ± 0.6495
ea16 1342 1342/1342 1342 ± 0 6.111 5.741/6.759 6.295 ± 0.7016
ea17 1342 1342/1342 1342 ± 0.000007192 6.081 5.633/6.533 6.15 ± 0.6482
ea18 1342 1342/1342 1342 ± 0 5.035 4.721/5.535 5.14 ± 0.5271
ea19 1342 1342/1342 1342 ± 0 6.066 5.633/6.783 6.261 ± 0.6455
ea20 1342 1342/1342 1342 ± 0 6.084 5.679/6.693 6.212 ± 0.643
ea21 1342 1342/1342 1342 ± 0 5.781 5.46/6.292 5.924 ± 0.545
ea22 1342 1342/1342 1342 ± 0 5.487 5.292/6.173 5.722 ± 0.6644
ea23 1342 1342/1342 1342 ± 0 6.046 5.514/6.47 6.117 ± 0.684
ea25 1342 1342/1342 1342 ± 0 5.322 5.028/5.469 5.274 ± 0.2233
ea26 1342 1342/1342 1342 ± 0 5.997 5.697/6.695 6.213 ± 0.6822
ea27 1342 1342/1342 1342 ± 0.00002392 5.629 5.33/6.375 5.788 ± 0.6159
ea28 1342 1342/1342 1342 ± 0.00003617 5.758 5.502/6.509 5.986 ± 0.6794
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 ± 0.00002348 5.477 5.369/5.7 5.491 ± 0.2638
3 1342 1342/1342 1342 ± 0.00002348 5.309 4.969/5.436 5.259 ± 0.3441
4 1342 1342/1342 1342 ± 0.00002449 5.411 5.16/5.575 5.406 ± 0.3377
5 1342 1342/1342 1342 ± 0.00002412 5.319 5.127/5.495 5.303 ± 0.3376
6 1342 1342/1342 1342 ± 0.00002348 5.389 5.21/5.526 5.368 ± 0.2971
7 1342 1342/1342 1342 ± 0.00002348 5.433 5.292/5.628 5.43 ± 0.2627
8 1342 1342/1342 1342 ± 0.00002348 5.458 5.234/5.591 5.38 ± 0.2887
9 1342 1342/1342 1342 ± 0.00002348 5.688 5.497/5.924 5.652 ± 0.3315
10 1342 1342/1342 1342 ± 0.0000244 6.121 5.914/6.249 6.046 ± 0.3364
11 1342 1342/1342 1342 ± 0.0000244 6.375 6.137/6.478 6.274 ± 0.3424
12 1342 1342/1342 1342 ± 0.0000244 6.443 6.345/6.657 6.382 ± 0.4685
13 1342 1342/1342 1342 ± 0.0000244 6.942 6.823/7.2 6.902 ± 0.3946
14 1342 1342/1342 1342 ± 0.0000244 7.189 6.928/7.379 7.098 ± 0.4378
15 1342 1342/1342 1342 ± 0.0000244 6.855 6.61/7.03 6.746 ± 0.4221
16 1342 1342/1342 1342 ± 0.00003555 6.071 5.737/6.376 6.037 ± 0.4204
17 1342 1342/1342 1342 ± 0.00003605 6.06 5.662/6.386 6.019 ± 0.4119
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38609625.eb38648759.59107.988554826385_split_split.ms
Start time
2024-12-31 06:00:29.793
End
2024-12-31 06:50:36.311
Duration
0:50:06.519
Note, WebLog generation is not included in the time.

CASA logs for stage 8