~~NOTOC~~

====== Download ======

==== Software ====

^Skychart 4.2.1 ^^^
| {{page>:url_skychart}} |37-56 MB\\ Nov 24 2019  | The Skychart software version 4.2.1 with basic catalog data, documentation and translation.\\  \\ Take a look at the [[en:documentation:start#installation|installation procedure]] for your platform, specifically if you want to [[:en:documentation:installation_on_windows#upgrade|upgrade from Windows 32bit version to the 64bit version]].\\ \\ On Linux you must also install the required package [[https://sourceforge.net/projects/libpasastro/|libpasastro]] \\ \\ Also upgrade the catalog below to take advantage of the new versions.  |
^Beta version ^^^
|[[https://sourceforge.net/projects/skychart/files/0-beta/|Development version]]| | The unstable version if you are interested to test the latest features\\ The beta version always use odd version number. |

==== Additional Catalog ====

^Stars catalogs ^^^
| {{page>:url_stars}} |55-72 MB\\ Mar 19 2017  | This files install all the standard stars catalog down to magnitude 12, variables and double stars:\\ Tycho2, GCVS, WDS\\ Search index for SAO, BD, HD, GC \\ \\ Contain new format for version 4.0\\ \\ Since version 4.2 you will find the Tycho2 setup in the Obsolete catalog tab.  |
^UCAC4 catalog V2^^^
| {{page>:url_ucac}} |450MB- 2700MB\\ Mar 4 2013 | This files are an extraction of the [[en:news:ucac4_catalog|UCAC4]] star catalog with stars down to magnitude 16. \\ They contain only a part of the original catalog data. For each star it include: identifier, RA, Dec, magnitude, proper motion, color index. \\ You can get only the stars visible for you. i.e. a northern hemisphere observer can get only the North and Equator files.\\ On Windows be careful to not extract the zip files directly in C:\Program Files\Ciel\ as this may pose problem with the user right management. |
^GAIA EDR3 catalog^^^
| {{page>:url_gaia}} |\\ 1.1GB\\ 7.7GB\\ 39GB \\ Dec 14 2020 | This files install the [[en:news:gaia_edr3|GAIA EDR3]] star catalog with stars down to magnitude 21.\\ The [[https://en.wikipedia.org/wiki/BitTorrent_(protocol)|Torrent download]] is more reliable for this big files. \\ Download the 3 files and [[https://www.7-zip.org/|extract]] all in the same directory. You can install only the first file if you want. See [[en:news:gaia_edr3|this page for more options]] \\ On Windows be careful to not extract the zip files directly in C:\Program Files\Ciel\ as this may pose problem with the user right management.\\ \\ You can also consider to install the newer [[en:news:gaia_dr3|GAIA DR3]] directly from [[https://sourceforge.net/projects/skychart/files/0-beta/|Skychart 4.3]] |
^DSO catalogs ^^^
| {{page>:url_dso}} |120MB - 160MB\\ Mar 19 2017  | This file install all the standard nebulae catalog: \\ Barnard, Sh2, GCM, GPN, LBN, OCL, Hyperleda \\  including 5 million galaxies from Hyperleda 2017 \\ \\ Contain new format for version 4.0 |

==== Pictures ====

^DSO pictures ^^^
| {{page>:url_pict}} |110-130 MB\\ March 19 2017  | This files install 9700 pictures for object of the SAC and OpenNGC catalog.\\ New version with better object coordinates from OpenNGC. \\ \\ After installing this package you need to open the [[https://www.ap-i.net/skychart/en/documentation/pictures#objects|picture setting]] and click the "Scan directory button". |



**More data catalogs:**
  * [[https://www.schoenball.de/astronomie/cdc/cdc_en.htm|Catalogs prepared by Martin Schoenball]]
  * [[https://www.ap-i.net/skychart/uk/catalogues|Catalogs prepared by Oleg Maliy]]
  * [[https://www.stelledoppie.it/index2.php?menu=74|Catalogs based on up-to-date version of the WDS prepared by Gianluca Sordiglioni]]