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en:news:ucac4_catalog [2013/03/04 16:25]
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en:news:ucac4_catalog [2016/03/03 16:08] (current)
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 Each file is about 600 MB is size. Each file is about 600 MB is size.
  
-Extract ​all this zip in the same directory (Program Files\Ciel\cat,​ share/​skychart/​cat). As each file is autonomous ​there is two common ​file on each, when prompted for replacement you can respond yes or no without effect.+Extract ​every zip in the same directory (Windows: ​Program Files\Ciel\cat\Linux: /usr/share/​skychart/​cat/, Mac: Applications/​Cartes du Ciel/cat/). As each zip can be used without the other there is two common ​files on each, when prompted for replacement ​by your zip software ​you can respond yes or no to overwrite ​without effect.
  
 Then from Skychart open the menu [[en:​documentation:​catalog|Setup -> Catalog -> Catalog]], click the **Add** button and select the file ucac4\4uc.hdr. Click on the first column to make it green.\\ Then from Skychart open the menu [[en:​documentation:​catalog|Setup -> Catalog -> Catalog]], click the **Add** button and select the file ucac4\4uc.hdr. Click on the first column to make it green.\\
 Do not forget to save the default options. Do not forget to save the default options.
 +
 +{{:​en:​news:​config_ucac1.jpg?​300|}} ​ {{:​en:​news:​config_ucac2.jpg?​200|}}
 +
 +Then zoom to a one degree FOV {{:​en:​news:​zoom1.jpg|}} and you must now see the magnitude 16 stars.
  
 My preferred star catalog setting for general use is now: My preferred star catalog setting for general use is now:
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 ===== Build your own catalog ===== ===== Build your own catalog =====
 +
  
 If you have a copy of the UCAC4 DVD, or if you download the full u4b folder from the [[ftp://​cdsarc.u-strasbg.fr/​cats/​I/​322A/​|CDS]] or a [[http://​casdc.china-vo.org/​mirror/​UCAC/​UCAC4/​|web mirror]], you can use Catgen to build your own catalog from the original data files. This allow you to include more or less information for each star depending on your needs. If you have a copy of the UCAC4 DVD, or if you download the full u4b folder from the [[ftp://​cdsarc.u-strasbg.fr/​cats/​I/​322A/​|CDS]] or a [[http://​casdc.china-vo.org/​mirror/​UCAC/​UCAC4/​|web mirror]], you can use Catgen to build your own catalog from the original data files. This allow you to include more or less information for each star depending on your needs.
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 Then convert the binary data on the DVD to ASCII text files using the include u4dump program or my u4conv program.\\ ​ Then convert the binary data on the DVD to ASCII text files using the include u4dump program or my u4conv program.\\ ​
 The advantage of u4conv is it process all the files at a time, add the star identifier, a selected magnitude and the color index after the other data. It also remove the [[en:​news:​ucac4_streak|streak]] by using the file streaklist.txt.\\ The advantage of u4conv is it process all the files at a time, add the star identifier, a selected magnitude and the color index after the other data. It also remove the [[en:​news:​ucac4_streak|streak]] by using the file streaklist.txt.\\
-You can download u4conv for [[http://​www.ap-i.net/​pub/​skychart/​ucac4/​u4conv.zip|Windows and Linux]] or get the [[https://skychart.svn.sourceforge.net/svnroot/​skychart/​trunk/​tools/​cat/​ucac4/​src/​|source code]]. Run the program in a console to show the syntax help.+You can download u4conv for [[http://​www.ap-i.net/​pub/​skychart/​ucac4/​u4conv.zip|Windows and Linux]] or get the [[http://svn.code.sf.net/p/skychart/code/​trunk/​tools/​cat/​ucac4/​src/​|source code]]. Run the program in a console to show the syntax help.\\ 
 +The %%--cddir%% option must point to the folder containing u4b/, not the individual data files.
  
-Then use [[en:​documentation:​catgen|Catgen]] to convert the text files to a binary catalog optimized for chart display. You can start by loading the [[https://skychart.svn.sourceforge.net/svnroot/​skychart/​trunk/​tools/​cat/​ucac4/​ucac4_catalog.prj|project file]] used for the standard catalog.\\+Then use [[en:​documentation:​catgen|Catgen]] to convert the text files to a binary catalog optimized for chart display. You can start by loading the [[http://svn.code.sf.net/p/skychart/code/​trunk/​tools/​cat/​ucac4/​ucac4_catalog.prj|project file]] used for the standard catalog.\\
 If you use Linux or Mac OS, be sure to read the specific notes in the Catgen documentation page.\\ If you use Linux or Mac OS, be sure to read the specific notes in the Catgen documentation page.\\
 Use a snapshot more recent than skychart-3.7-2252 to build an index more than 2GB in size. Use a snapshot more recent than skychart-3.7-2252 to build an index more than 2GB in size.
  
en/news/ucac4_catalog.1362410758.txt.gz · Last modified: 2015/11/06 20:35 (external edit)