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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.065 4.95/5.721 5.198 ± 0.7321
ea02 1342 1342/1342 1342 ± 0.00004157 5.719 5.152/6.487 5.598 ± 0.9892
ea04 1342 1342/1342 1342 ± 0.00002817 4.957 4.692/5.736 4.977 ± 0.8666
ea05 1342 1342/1342 1342 ± 0.00001159 5.217 4.872/6.006 5.361 ± 0.6958
ea06 1342 1342/1342 1342 ± 0.00003589 4.947 4.759/5.613 4.939 ± 0.8517
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00004054 5.838 5.308/6.643 5.811 ± 1.047
ea09 1342 1342/1342 1342 ± 0.00002283 5.242 4.956/5.984 5.373 ± 0.7564
ea10 1342 1342/1342 1342 ± 0.00004252 5.41 4.858/6.115 5.292 ± 0.8323
ea11 1342 1342/1342 1342 ± 0.00004084 5.612 4.979/6.211 5.447 ± 0.8497
ea12 1342 1342/1342 1342 ± 0.00003849 5.342 5.029/6.289 5.404 ± 0.9844
ea13 1342 1342/1342 1342 ± 0.00001836 5.524 5.342/6.125 5.638 ± 0.7135
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0.00002265 5.206 4.917/6.033 5.222 ± 1.06
ea16 1342 1342/1342 1342 ± 0.00001791 5.429 5.049/6.187 5.427 ± 0.8284
ea17 1342 1342/1342 1342 ± 0.00004324 5.724 5.193/6.398 5.682 ± 0.92
ea18 1342 1342/1342 1342 ± 0.00004033 4.717 4.424/5.265 4.73 ± 0.6467
ea19 1342 1342/1342 1342 ± 0.000002269 5.402 5.21/6.223 5.607 ± 0.7221
ea20 1342 1342/1342 1342 ± 0.00004105 5.645 5.414/6.624 5.724 ± 1.004
ea21 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea22 1342 1342/1342 1342 ± 0.00003104 5.304 5.001/6.424 5.512 ± 0.9023
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0.00004088 5.326 4.911/5.93 5.282 ± 0.7822
ea27 1342 1342/1342 1342 ± 0.00004306 5.24 4.853/6.16 5.288 ± 0.8212
ea28 1342 1342/1342 1342 ± 0.00004283 5.369 5.123/6.362 5.467 ± 0.9182
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 ± 0.00002607 5.152 4.956/5.368 5.136 ± 0.2576
5 1342 1342/1342 1342 ± 0.00002607 4.971 4.892/5.256 5.048 ± 0.3581
6 1342 1342/1342 1342 ± 0.00002607 5.082 4.96/5.217 5.079 ± 0.261
7 1342 1342/1342 1342 ± 0.00002607 5.057 4.93/5.179 5.068 ± 0.219
8 1342 1342/1342 1342 ± 0.00002607 5.028 4.866/5.181 5.032 ± 0.2562
9 1342 1342/1342 1342 ± 0.00002607 5.339 5.216/5.493 5.33 ± 0.2964
10 1342 1342/1342 1342 ± 0.00002607 5.736 5.624/5.962 5.754 ± 0.319
11 1342 1342/1342 1342 ± 0.00002607 6.128 5.962/6.223 6.055 ± 0.3142
12 1342 1342/1342 1342 ± 0.00002607 6.275 6.089/6.43 6.239 ± 0.3277
13 1342 1342/1342 1342 ± 0.00002607 6.538 6.156/6.66 6.416 ± 0.3525
14 1342 1342/1342 1342 ± 0.00002975 6.342 5.869/6.611 6.242 ± 0.468
15 1342 1342/1342 1342 ± 0.0000274 6.331 5.981/6.624 6.292 ± 0.4354
16 1342 1342/1342 1342 ± 0.00005686 3.556 3.344/3.874 3.61 ± 0.412
17 1342 1342/1342 1342 ± 0.00005833 3.817 3.57/4.154 3.868 ± 0.4419
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-06 10:41:34.215
End
2024-11-06 11:29:30.338
Duration
0:47:56.123
Note, WebLog generation is not included in the time.

CASA logs for stage 8