Changes between Version 9 and Version 10 of pstamp_version_2_features

Timestamp:

May 3, 2013, 2:05:12 PM (13 years ago)

Author:

bills

Comment:

--

pstamp_version_2_features

@@ -89 +89 @@
 specify the exact images to be chosen.
 
-Also the release tables do not currently handle diff images so '''SURVEY_NAME''' and I'''PP_RELEASE''' 
-are ignored.
+Also the release tables do not currently handle diff images so '''SURVEY_NAME''' and '''IPP_RELEASE''' 
+are currently ignored.
 
-'''DATA_GROUP''' is ignored when '''SURVEY_NAME''' or '''IPP_RELEASE''' is supplied.
+'''DATA_GROUP''' is ignored when '''SURVEY_NAME''' or '''IPP_RELEASE''' is supplied (except for diff images).
 
 '''RUN_TYPE''' is a new column used to narrow searches for stack and diff images. For stacks
 this value is only used if the release system is used to select stacks. When supplied
 it restricts stacks to particular types. Valid values are: deep, reference, nightly, and notnightly. 
-(notnightly means stack_type != "nightly")
+(notnightly means any stack_type except "nightly")
 
-The surver currently ignores RUN_TYPE for diff images but very soon now it will use the
-values  warp_warp, warp_stack, and stack_stack to restrict image lookups to the diffs of these types.
+'''RUN_TYPE''' may be used to filter lookups for diff images. The valid values are warp_warp, warp_stack, and stack_stack.
 
-The final new columns are '''FWHM_MIN''' and '''FWHM_MAX'''.  These may be used to 
-restrict selected images to a range of measured seeing. For stacks this is only available
-for released stacks that have been calibrated by running staticsky and skyceal stages.
+
+The last of the new columns are '''FWHM_MIN''' and '''FWHM_MAX'''.  These may be used to 
+restrict selected images to a range of measured seeing. At the current time these parameters
+are not used unless SURVEY_NAME or IPP_RELEASE is supplied and are not used at all for diff images.  
+For stacks this is only available for released stacks that have been calibrated by running staticsky and
+skycal stages. Unfortunately this means that they are not useful for nightly stacks.
 
 The units of the fwhm values are pixels: ~.258 arcseconds per pixel for single frame images
-and .25 or .258 depending on the tessllation for stacks and diffs.
+and .25 or .258 depending on the tessellation for stacks and diffs.
 
 The values are compared to the fwhm_major columns in the ipp database. For raw, chip, and warp
@@ -118 +120 @@
 
 For chip stage the sources are extracted from the corresponding camera stage smf file. For historical
-magic related reasons requests for cmfs were previously silently ignored.
+magic related reasons requests for chip stage cmfs were previously silently ignored.
 
 Warp stage sources are extracted from the warp stage cmfs.