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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.283 5.194/5.914 5.36 ± 0.8532
ea02 1342 1342/1342 1342 ± 0.00004525 5.842 5.323/6.575 5.735 ± 1.021
ea05 1342 1342/1342 1342 ± 0.00001388 5.497 5.147/6.261 5.565 ± 0.8401
ea06 1342 1342/1342 1342 ± 0.000003781 4.972 4.844/5.492 4.934 ± 0.7459
ea07 1342 1342/1342 1342 ± 0.00004367 5.714 5.322/5.984 5.437 ± 0.8544
ea08 1342 1342/1342 1342 ± 0.00004272 6.107 5.619/6.877 5.996 ± 1.119
ea09 1342 1342/1342 1342 ± 0.00001787 3.921 3.274/5.618 4.411 ± 1.144
ea10 1342 1342/1342 1342 ± 0.00004455 5.569 5.105/6.272 5.435 ± 0.9219
ea11 1342 1342/1342 1342 ± 0 5.849 5.301/6.472 5.957 ± 0.6046
ea12 1342 1342/1342 1342 ± 0.00001211 5.655 5.382/6.557 5.675 ± 1.093
ea13 1342 1342/1342 1342 ± 0.00001969 5.883 5.691/6.398 5.904 ± 0.8083
ea14 1342 1342/1342 1342 ± 0.00002171 6.424 5.763/6.581 5.822 ± 1.122
ea15 1342 1342/1342 1342 ± 0.000001613 5.401 5.198/6.266 5.539 ± 0.9527
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004394 5.916 5.556/6.755 5.814 ± 1.096
ea18 1342 1342/1342 1342 ± 0.00003427 5.048 4.76/5.739 4.953 ± 0.876
ea19 1342 1342/1342 1342 ± 0.000001613 5.716 5.481/6.469 5.774 ± 0.8556
ea20 1342 1342/1342 1342 ± 0.0000215 5.96 5.779/6.83 5.974 ± 1.221
ea21 1342 1342/1342 1342 ± 0.0000195 5.499 5.335/6.28 5.51 ± 0.8676
ea22 1342 1342/1342 1342 ± 0.00003675 5.372 5.128/6.424 5.542 ± 0.9282
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.36 5.299/5.372 5.339 ± 0.1566
ea26 1342 1342/1342 1342 ± 0.00003202 5.636 5.508/6.603 5.781 ± 0.8506
ea27 1342 1342/1342 1342 ± 0.00004571 5.48 5.08/6.395 5.48 ± 0.9742
ea28 1342 1342/1342 1342 ± 0.00005301 6.459 5.958/6.702 5.84 ± 1.302
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 ± 0.00002614 5.389 5.229/5.709 5.39 ± 0.5119
5 1342 1342/1342 1342 ± 0.00002695 5.371 5.216/5.54 5.3 ± 0.5483
6 1342 1342/1342 1342 ± 0.00002614 5.372 5.214/5.504 5.246 ± 0.5252
7 1342 1342/1342 1342 ± 0.00002614 5.301 5.144/5.485 5.231 ± 0.5007
8 1342 1342/1342 1342 ± 0.00002614 5.298 5.076/5.45 5.178 ± 0.5246
9 1342 1342/1342 1342 ± 0.00002614 5.585 5.436/5.79 5.461 ± 0.5958
10 1342 1342/1342 1342 ± 0.00002556 6.032 5.758/6.123 5.952 ± 0.3606
11 1342 1342/1342 1342 ± 0.00002556 6.286 6.229/6.45 6.243 ± 0.3629
12 1342 1342/1342 1342 ± 0.00002556 6.484 6.223/6.606 6.415 ± 0.3773
13 1342 1342/1342 1342 ± 0.00002581 6.791 6.33/6.904 6.67 ± 0.3959
14 1342 1342/1342 1342 ± 0.00003304 6.49 6.034/6.937 6.482 ± 0.5098
15 1342 1342/1342 1342 ± 0.00002684 6.544 6.387/6.741 6.496 ± 0.482
16 1342 1342/1342 1342 ± 0.00006052 3.574 3.379/3.802 3.608 ± 0.3042
17 1342 1342/1342 1342 ± 0.00006087 3.76 3.573/4 3.777 ± 0.3067
statwtmode
VLASS-SE
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-04-22 15:11:48.029
End
2024-04-22 16:14:51.581
Duration
1:03:03.553
Note, WebLog generation is not included in the time.

CASA logs for stage 7