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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.782 4.033/6.172 5.125 ± 1.151
ea02 1342 1342/1342 1342 ± 0.00004088 6.101 5.217/6.5 5.811 ± 0.9089
ea04 1342 1342/1342 1342 ± 0.00004042 4.377 3.958/5.88 4.949 ± 1.061
ea05 1342 1342/1342 1342 ± 0.00002863 4.462 4.205/6.399 5.224 ± 1.147
ea06 1342 1342/1342 1342 ± 0.00004416 5.781 3.857/5.979 4.995 ± 1.134
ea07 1342 1342/1342 1342 ± 0.00003548 6.075 5.357/6.28 5.824 ± 0.734
ea09 1342 1342/1342 1342 ± 0.00003125 4.743 4.189/6.205 5.183 ± 1.01
ea10 1342 1342/1342 1342 ± 0.0000357 4.759 3.762/5.773 4.821 ± 1.003
ea11 1342 1342/1342 1342 ± 0.00004014 6.118 4.301/6.439 5.485 ± 1.072
ea12 1342 1342/1342 1342 ± 0.00003628 4.938 4.266/6.497 5.335 ± 1.111
ea13 1342 1342/1342 1342 ± 0.00002336 5.702 5.074/6.044 5.63 ± 0.786
ea14 1342 1342/1342 1342 ± 0.00003545 4.689 4.252/6.517 5.303 ± 1.238
ea15 1342 1342/1342 1342 ± 0.00004018 4.909 4.343/6.335 5.333 ± 1.125
ea16 1342 1342/1342 1342 ± 0.00003056 5.904 5.736/6.554 6.001 ± 0.9003
ea17 1342 1342/1342 1342 ± 0.00004047 5.971 5.199/6.814 5.91 ± 0.9122
ea18 1342 1342/1342 1342 ± 0.0000385 5.214 4.036/5.774 4.875 ± 0.8717
ea19 1342 1342/1342 1342 ± 0.00002671 5.549 4.966/6.676 5.718 ± 1.011
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003497 5.104 4.459/6.317 5.427 ± 0.9854
ea22 1342 1342/1342 1342 ± 0.00003833 4.693 4.07/6.152 5.117 ± 1.11
ea23 1342 1342/1342 1342 ± 0.00003456 5.19 4.393/6.566 5.466 ± 1.198
ea24 1342 1342/1342 1342 ± 0.00002324 4.571 3.808/6.129 4.96 ± 1.159
ea25 1342 1342/1342 1342 ± 0.00003875 4.799 4.155/6.151 5.227 ± 1.022
ea26 1342 1342/1342 1342 ± 0.00003461 4.709 4.336/6.467 5.382 ± 1.097
ea27 1342 1342/1342 1342 ± 0.0000366 4.675 4.183/6.378 5.224 ± 1.101
ea28 1342 1342/1342 1342 ± 0.00003902 6.024 4.275/6.527 5.531 ± 1.187
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 ± 0.00002546 4.028 3.61/4.402 4.109 ± 0.6163
5 1342 1342/1342 1342 ± 0.00004021 4.957 4.711/5.161 4.922 ± 0.4486
6 1342 1342/1342 1342 ± 0.00002487 4.14 3.959/4.526 4.348 ± 0.6205
7 1342 1342/1342 1342 ± 0.00002483 4.693 4.387/4.998 4.714 ± 0.4579
8 1342 1342/1342 1342 ± 0.00002487 4.415 4.066/5.059 4.511 ± 0.5623
9 1342 1342/1342 1342 ± 0.0000388 4.339 3.917/4.727 4.441 ± 0.6401
10 1342 1342/1342 1342 ± 0.00002435 5.947 5.786/5.998 5.867 ± 0.2299
11 1342 1342/1342 1342 ± 0.00002435 6.188 6/6.378 6.152 ± 0.2332
12 1342 1342/1342 1342 ± 0.00002435 6.326 6.144/6.508 6.323 ± 0.2618
13 1342 1342/1342 1342 ± 0.00002435 6.682 6.407/6.891 6.609 ± 0.3503
14 1342 1342/1342 1342 ± 0.00002435 6.861 6.64/7.096 6.84 ± 0.3291
15 1342 1342/1342 1342 ± 0.00002691 6.422 6.12/6.621 6.356 ± 0.3611
16 1342 1342/1342 1342 ± 0.00004946 4.118 4.008/4.217 4.115 ± 0.2003
17 1342 1342/1342 1342 ± 0.00005202 4.278 4.144/4.424 4.286 ± 0.2106
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 07:35:26.505
End
2024-11-01 08:21:14.707
Duration
0:45:48.203
Note, WebLog generation is not included in the time.

CASA logs for stage 8