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en:news:nomad [2011/11/19 11:11] pchen:news:nomad [2018/06/09 15:34] (current) – [Build a catalog for Skychart] pch
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 ===== Build a catalog for Skychart ===== ===== Build a catalog for Skychart =====
  
-  - Get the [[http://www.ap-i.net/pub/skychart/nomad_torrent.zip|zip file]] containing the torrent and a sample Catgen project. +**Update June 9 2018:** A new torrent with working tracker is now available. This version is also fixed for the two data files that where previously in error. 
-  - Download all the torrent, or just the declination zone you need. In this last case beware the zone number are South Polar distance. + 
-  - Extract every .rar file. (for example on Linux: ls -1 *.rar | xargs -n1 unrar e )+  - Get the [[http://www.ap-i.net/pub/skychart/nomad/nomad_torrent.zip|zip file]] containing the torrent and a sample Catgen project. 
 +  - [[wp>BitTorrent_(protocol)|Download all the torrent]], or just the declination zone you need. In this last case beware the zone number are South Polar distance. 
 +  - Extract every .rar file. (Use [[http://7-zip.org/|7zip]] or on Linux: ls -1 *.rar | xargs -n1 unrar e )
   - Copy every .txt file to a single directory.    - Copy every .txt file to a single directory. 
-  - Rename the file 0896 from .tx to .txt : mv 0896_nomad.tx 0896_nomad.txt 
   - This result in a directory with 1800 .txt files for a total size of 152G.   - This result in a directory with 1800 .txt files for a total size of 152G.
   - On Linux/Mac set "ulimit -S -n 20000" see [[en:documentation:catgen#notes_for_linux_and_mac_users|Catgen documentation]]   - On Linux/Mac set "ulimit -S -n 20000" see [[en:documentation:catgen#notes_for_linux_and_mac_users|Catgen documentation]]
   - Launch Skychart   - Launch Skychart
   - Setup / Catalog / Catgen   - Setup / Catalog / Catgen
-  - Load the sample project: Load Project -> nomad.prj+  - Load the sample project: Load Project -> nomad2.prj
   - Update the input files with your location folder: Input catalog files, click the folder button -> select the 1800 .txt files (be patient until it update the list)   - Update the input files with your location folder: Input catalog files, click the folder button -> select the 1800 .txt files (be patient until it update the list)
   - Click the Next button.   - Click the Next button.
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-And a final note: Please let the torrents active after you finish to download! We need your upload capacity to make the files available to all on the best condition.+And a final note: **Please let the torrents active after you finish to download!** We need your upload capacity to make the files available to all on the best condition.
  
  
en/news/nomad.1321697503.txt.gz · Last modified: 2015/11/06 20:35 (external edit)