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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.49 5.297/6.338 5.735 ± 0.7504
ea02 1342 1342/1342 1342 ± 0.00004908 5.831 5.47/6.793 6.087 ± 0.8604
ea04 1342 1342/1342 1342 ± 0.00001623 5.257 4.971/5.852 5.396 ± 0.648
ea05 1342 1342/1342 1342 ± 0.000007877 5.512 5.091/6.217 5.709 ± 0.6801
ea06 1342 1342/1342 1342 ± 0.00002619 4.739 4.524/5.226 4.839 ± 0.4708
ea07 1342 1342/1342 1342 ± 0.00004426 5.933 5.549/6.507 5.941 ± 0.95
ea08 1342 1342/1342 1342 ± 0.0000428 5.941 5.607/7.055 6.236 ± 0.98
ea09 1342 1342/1342 1342 ± 0.00002495 5.657 5.307/6.44 5.781 ± 0.7403
ea10 1342 1342/1342 1342 ± 0.00004561 5.553 5.151/6.547 5.732 ± 0.8703
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000289 5.678 5.284/6.462 5.786 ± 0.7959
ea13 1342 1342/1342 1342 ± 0.00001762 5.878 5.624/6.451 6.088 ± 0.6769
ea14 1342 1342/1342 1342 ± 0.00002886 5.737 5.497/6.625 5.962 ± 0.838
ea15 1342 1342/1342 1342 ± 0.00001417 5.094 4.985/6.034 5.477 ± 0.714
ea16 1342 1342/1342 1342 ± 0.00002182 5.801 5.469/6.745 6.035 ± 0.8574
ea17 1342 1342/1342 1342 ± 0.00004459 6.012 5.624/7.288 6.215 ± 1.016
ea18 1342 1342/1342 1342 ± 0.00004317 5.03 4.919/5.83 5.258 ± 0.6284
ea19 1342 1342/1342 1342 ± 0.000008024 5.754 5.554/6.667 6.024 ± 0.7494
ea20 1342 1342/1342 1342 ± 0.00003505 5.77 5.669/6.893 6.126 ± 0.902
ea21 1342 1342/1342 1342 ± 0.00002247 5.645 5.395/6.362 5.77 ± 0.7399
ea22 1342 1342/1342 1342 ± 0.00003655 5.556 5.101/6.392 5.795 ± 0.759
ea23 1342 1342/1342 1342 ± 0.00004052 5.821 5.527/6.766 6.086 ± 0.983
ea25 1342 1342/1342 1342 ± 0.00004453 5.611 5.306/6.516 5.831 ± 0.8704
ea26 1342 1342/1342 1342 ± 0.00002704 5.713 5.608/6.601 5.968 ± 0.6947
ea27 1342 1342/1342 1342 ± 0.00004444 5.665 5.316/6.724 5.929 ± 0.8239
ea28 1342 1342/1342 1342 ± 0.00004258 5.828 5.64/6.787 6.076 ± 0.8662
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 ± 0.00002678 5.479 5.188/5.674 5.405 ± 0.3125
5 1342 1342/1342 1342 ± 0.00002502 5.558 5.302/5.771 5.542 ± 0.3014
6 1342 1342/1342 1342 ± 0.00002403 5.51 5.314/5.622 5.439 ± 0.3126
7 1342 1342/1342 1342 ± 0.00002403 5.488 5.215/5.648 5.411 ± 0.3056
8 1342 1342/1342 1342 ± 0.00002403 5.443 5.129/5.612 5.367 ± 0.334
9 1342 1342/1342 1342 ± 0.00002483 5.637 5.296/5.741 5.525 ± 0.3183
10 1342 1342/1342 1342 ± 0.00002403 6.202 5.907/6.297 6.082 ± 0.3706
11 1342 1342/1342 1342 ± 0.00002403 6.375 6.151/6.614 6.336 ± 0.3779
12 1342 1342/1342 1342 ± 0.00002403 6.553 6.415/6.756 6.521 ± 0.403
13 1342 1342/1342 1342 ± 0.00002403 6.975 6.727/7.227 6.929 ± 0.4325
14 1342 1342/1342 1342 ± 0.00002403 7.139 6.901/7.455 7.1 ± 0.481
15 1342 1342/1342 1342 ± 0.0000254 6.548 6.243/6.84 6.503 ± 0.5178
16 1342 1342/1342 1342 ± 0.00005877 4.505 4.32/4.728 4.515 ± 0.2647
17 1342 1342/1342 1342 ± 0.0000609 4.683 4.417/4.873 4.667 ± 0.2845
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-12 09:54:48.983
End
2024-12-12 10:49:00.566
Duration
0:54:11.583
Note, WebLog generation is not included in the time.

CASA logs for stage 8