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--- feed_testing [2018/05/25 23:43] – created jrseti
+++ feed_testing [2023/10/28 18:36] (current) – external edit 127.0.0.1
@@ Line 13: / Line 13: @@
 ====bestantpols.py====
-Elin wrote a program to read in obslog-1 and tell you what antenna pols are best to use at the frequencies observed in the array health run.
+Elin wrote a program to read in obslog-1 and tell you what antenna pols are best to use at the frequencies observed in the array health run. The criteria it uses is tsys.
   cd to ~/elin/arrayhealth/ah/lib
@@ Line 28: / Line 28: @@
   Antpols: 2jy,2by,1hx,2bx,1fx,1ax,1ay,2dy,4ly,2fy,1fy,5ey,5ex,1bx
+My experience has been that these are generally the feeds to use for beamformer observing.
+====beamformer====
+Even though feeds may be deemed good to use by bestantpols.py, they may not be good in the beamformer. Here is an explanation:
+ ...