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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.236 5.109/5.778 5.465 ± 0.5167
ea02 1342 1342/1342 1342 ± 0.00002147 5.731 5.225/6.262 5.817 ± 0.6544
ea04 1342 1342/1342 1342 ± 0 5.204 4.978/5.918 5.457 ± 0.5508
ea05 1342 1342/1342 1342 ± 0 5.826 5.272/6.456 5.842 ± 0.6346
ea06 1342 1342/1342 1342 ± 0 4.782 4.687/5.387 5.006 ± 0.4521
ea07 1342 1342/1342 1342 ± 0 5.62 5.21/6.074 5.725 ± 0.629
ea08 1342 1342/1342 1342 ± 0.00004314 5.776 5.383/6.476 5.96 ± 0.6699
ea10 1342 1342/1342 1342 ± 0.00001195 5.403 5.129/6.447 5.656 ± 0.7203
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.414 5.179/6.12 5.684 ± 0.6796
ea13 1342 1342/1342 1342 ± 0 6.142 5.547/6.273 6.04 ± 0.5263
ea14 1342 1342/1342 1342 ± 0 5.428 5.105/6.165 5.614 ± 0.6667
ea15 1342 1342/1342 1342 ± 0 5.4 4.961/6.076 5.551 ± 0.6698
ea16 1342 1342/1342 1342 ± 0 5.872 5.466/6.668 6.005 ± 0.7699
ea17 1342 1342/1342 1342 ± 0.00004666 5.587 5.27/6.316 5.805 ± 0.7022
ea18 1342 1342/1342 1342 ± 0.000001256 4.779 4.421/5.314 4.909 ± 0.5483
ea19 1342 1342/1342 1342 ± 0 5.885 5.348/6.598 5.949 ± 0.685
ea20 1342 1342/1342 1342 ± 0 5.685 5.399/6.593 5.943 ± 0.7573
ea21 1342 1342/1342 1342 ± 0 5.407 5.127/6.22 5.645 ± 0.6201
ea22 1342 1342/1342 1342 ± 0 5.665 5.1/6.267 5.685 ± 0.6602
ea23 1342 1342/1342 1342 ± 0 5.428 5.179/6.197 5.759 ± 0.7183
ea25 1342 1342/1342 1342 ± 0.00004161 5.132 4.939/5.934 5.441 ± 0.6687
ea26 1342 1342/1342 1342 ± 0 6.028 5.502/6.601 6.049 ± 0.6279
ea27 1342 1342/1342 1342 ± 0.00004919 5.26 5.014/6.213 5.516 ± 0.6293
ea28 1342 1342/1342 1342 ± 0.00004637 5.454 5.241/6.254 5.706 ± 0.6597
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 ± 0.00002439 5.186 5.012/5.42 5.218 ± 0.2564
3 1342 1342/1342 1342 ± 0.00002931 4.939 4.735/5.085 4.932 ± 0.2841
4 1342 1342/1342 1342 ± 0.00003836 4.983 4.844/5.231 5.005 ± 0.211
5 1342 1342/1342 1342 ± 0.00002439 5.163 4.935/5.256 5.122 ± 0.2914
6 1342 1342/1342 1342 ± 0.00002439 5.2 4.955/5.359 5.168 ± 0.2688
7 1342 1342/1342 1342 ± 0.00002439 5.203 5.095/5.375 5.219 ± 0.2436
8 1342 1342/1342 1342 ± 0.00002439 5.196 5.007/5.353 5.181 ± 0.2684
9 1342 1342/1342 1342 ± 0.00002439 5.475 5.372/5.727 5.488 ± 0.2859
10 1342 1342/1342 1342 ± 0.00002439 5.938 5.794/6.099 5.901 ± 0.3107
11 1342 1342/1342 1342 ± 0.00002439 6.184 6.074/6.339 6.142 ± 0.3159
12 1342 1342/1342 1342 ± 0.00002439 6.376 6.164/6.509 6.318 ± 0.3408
13 1342 1342/1342 1342 ± 0.00002439 6.777 6.681/6.989 6.763 ± 0.3594
14 1342 1342/1342 1342 ± 0.00002439 7.033 6.824/7.229 6.966 ± 0.4006
15 1342 1342/1342 1342 ± 0.00004375 6.134 5.762/6.39 6.081 ± 0.489
16 1342 1342/1342 1342 ± 0.00005276 5.294 5.049/5.728 5.321 ± 0.4866
17 1342 1342/1342 1342 ± 0.00005199 5.441 5.274/5.778 5.5 ± 0.4644
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-21 12:39:17.525
End
2024-12-21 13:24:13.646
Duration
0:44:56.122
Note, WebLog generation is not included in the time.

CASA logs for stage 8