Changes between Version 2 and Version 3 of pgc55

Timestamp:

Apr 26, 2016, 8:55:34 PM (10 years ago)

Author:

ehsan

Comment:

--

pgc55

@@ -29 +29 @@
 
 {{{
-minskywid = 27. / as_pix        ; 27 arcsec is minimum sky width
-factor= 1.5     ;  1.5
+minskywid = 27. / as_pix         ; 27 arcsec is minimum sky width
+factor = 1.5                     ;  1.5 default
+skyinner = factor*semimajor
+skyouter = semimajor*sqrt(1+factor^2) > (skyinner+minskywid)  
+
+
 Sigma multiplier for thresshold (default =  2.5): 2.0
 Magnitude faint limit (default =  24.0): 25
@@ -71 +75 @@
 [[Image(pgc55_sdss_profile.jpg)]] [[Image(pgc55_sdss_images.jpg)]]
 
+----
+
+= Changing the sky aperture =
+
+Now, I keep everything the same but the size of the inner aperture
+
+
+{{{
+minskywid = 27. / as_pix         ; 27 arcsec is minimum sky width
+factor = 2.0                     ;  1.5 default
+skyinner = factor*semimajor
+skyouter = semimajor*sqrt(1+factor^2) > (skyinner+minskywid)  
+}}}