Changes between Version 23 and Version 24 of Basic_GPC1_Processing_for_End_Users

Timestamp:

Mar 6, 2009, 12:49:35 PM (17 years ago)

Author:

Michael Wood-Vasey

Comment:

--

Basic_GPC1_Processing_for_End_Users

@@ -193 +193 @@
 
 {{{
- skycells -D CAMERA gpc1 8 -scale 0.2 -D CATDIR default
- skycells -D CAMERA gpc1 -level 8 -scale 0.2 -D CATDIR default
-}}}
-
+skycells 5 -scale 0.2 -nx 8 -ny 8 -fix-ns -padding 0.05 -D CATDIR default 
+skycells -level 5 -scale 0.2 -nx 8 -ny 8 -fix-ns -padding 0.05 -D CATDIR default 
+}}}
+
+is what appears to have been used for the 200901 PS1/GPC1 release.  The first line is for ipp-magic-v0.  The second for more recent verions (e.g. Feb, 2009).
 
 
@@ -209 +210 @@
 Now we'll fill a skycell.  You may wonder how to know what skycell a particular chip will warp to.  That is a good question that currently has an answer that's too complicated to be practical 
 
-'''Easy RA,Dec->skycell is a prime opportunity for a contribution'''.  [On Feb 4 Mark Huber said he was going to work on this].
-
-For now just take the following example:
-
-{{{
-
+We can use {{{dvoImageOverlaps}}} to figure out the skycell(s) for a given image:
+
+{{{
 dvoImageOverlaps 36475/chip/o4741g0234o.36475.ch.11948.XY33.ch.fits -accept-astrom -D CATDIR default 
+}}}
+
 (right skycell format but still wrong output with: skycells 5 -scale 0.2 -nx 8 -ny 8 -fix-ns -padding 0.05)
 
+{{{
 dvoImageExtract skycell.02879.51 -D CATDIR default -D CAMERA gpc1 -o skycell.02879.51_template.fits -D CAMERA gpc1