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

Statwt Summary Plot

VLASS2.1.sb38498189.eb38518036.59051.15321533565_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 5.168 5.039/6.124 5.461 ± 0.7559
ea02 1342 1342/1342 1342 ± 0.00004793 5.662 5.153/6.482 5.701 ± 0.8698
ea04 1342 1342/1342 1342 ± 0.00001225 5.176 4.882/5.812 5.278 ± 0.7249
ea05 1342 1342/1342 1342 ± 0.0000111 5.38 4.974/6.331 5.612 ± 0.8052
ea06 1342 1342/1342 1342 ± 0.00002567 4.811 4.551/5.433 4.899 ± 0.6051
ea07 1342 1342/1342 1342 ± 0.0000423 5.646 5.154/6.12 5.603 ± 0.8138
ea08 1342 1342/1342 1342 ± 0.00004359 5.823 5.297/6.694 5.891 ± 0.9723
ea09 1342 1342/1342 1342 ± 0.0000328 5.114 4.802/5.714 5.202 ± 0.6308
ea10 1342 1342/1342 1342 ± 0.00004171 4.858 4.489/5.505 4.907 ± 0.6406
ea11 1342 1342/1342 1342 ± 0.00004274 5.707 5.221/6.468 5.764 ± 0.9383
ea12 1342 1342/1342 1342 ± 0.00003713 5.351 5.09/6.32 5.576 ± 0.8723
ea13 1342 1342/1342 1342 ± 0.000019 5.727 5.446/6.209 5.804 ± 0.7133
ea14 1342 1342/1342 1342 ± 0.00002977 5.564 5.071/6.517 5.699 ± 0.8815
ea15 1342 1342/1342 1342 ± 0.000007839 5.327 5.108/6.253 5.55 ± 0.8661
ea16 1342 1342/1342 1342 ± 0.00002223 5.814 5.382/6.7 5.909 ± 0.9427
ea17 1342 1342/1342 1342 ± 0.0000427 5.792 5.307/6.723 5.818 ± 0.9419
ea18 1342 1342/1342 1342 ± 0.00004345 4.818 4.632/5.697 5.03 ± 0.6894
ea19 1342 1342/1342 1342 ± 0.000006202 5.634 5.302/6.495 5.854 ± 0.8405
ea20 1342 1342/1342 1342 ± 0.00004021 5.774 5.578/6.652 5.956 ± 0.9771
ea21 1342 1342/1342 1342 ± 0.00002536 5.477 5.155/6.276 5.592 ± 0.8173
ea22 1342 1342/1342 1342 ± 0.00004145 5.27 4.901/6.354 5.549 ± 0.8018
ea23 1342 1342/1342 1342 ± 0.00004239 5.516 5.231/6.534 5.712 ± 0.9534
ea24 1342 1342/1342 1342 ± 0.00002196 5.091 4.736/6.066 5.325 ± 0.7133
ea25 1342 1342/1342 1342 ± 0.00004312 5.275 4.899/6.209 5.465 ± 0.8576
ea26 1342 1342/1342 1342 ± 0.00003165 5.633 5.436/6.706 5.883 ± 0.8605
ea27 1342 1342/1342 1342 ± 0.00004272 5.488 5.052/6.402 5.577 ± 0.8732
ea28 1342 1342/1342 1342 ± 0.00004272 5.371 5.274/6.487 5.694 ± 0.8932
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 ± 0.00002306 5.222 4.926/5.365 5.141 ± 0.3332
5 1342 1342/1342 1342 ± 0.0000258 5.387 5.146/5.551 5.382 ± 0.33
6 1342 1342/1342 1342 ± 0.00002306 5.142 4.825/5.307 5.096 ± 0.2832
7 1342 1342/1342 1342 ± 0.00002306 5.163 4.961/5.336 5.118 ± 0.2795
8 1342 1342/1342 1342 ± 0.00002306 5.173 4.888/5.346 5.135 ± 0.318
9 1342 1342/1342 1342 ± 0.00002306 5.486 5.187/5.677 5.4 ± 0.327
10 1342 1342/1342 1342 ± 0.00002306 5.99 5.797/6.086 5.889 ± 0.3269
11 1342 1342/1342 1342 ± 0.00002306 6.21 5.97/6.394 6.148 ± 0.3359
12 1342 1342/1342 1342 ± 0.00002306 6.359 6.127/6.538 6.314 ± 0.3727
13 1342 1342/1342 1342 ± 0.00002306 6.852 6.467/7.036 6.713 ± 0.4325
14 1342 1342/1342 1342 ± 0.00002306 6.982 6.67/7.219 6.848 ± 0.4657
15 1342 1342/1342 1342 ± 0.00002311 6.41 6.13/6.593 6.309 ± 0.4207
16 1342 1342/1342 1342 ± 0.00005881 4.231 4.104/4.362 4.232 ± 0.1844
17 1342 1342/1342 1342 ± 0.0000582 4.118 3.984/4.385 4.172 ± 0.2603
vis
VLASS2.1.sb38498189.eb38518036.59051.15321533565_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-06-08 00:49:29.914
End
2024-06-08 01:24:03.468
Duration
0:34:33.555
Note, WebLog generation is not included in the time.

CASA logs for stage 8