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Database Tools

Database for dwarf galaxies and the data retrieval subsystems are released as public beta versions.

  • Data retrieval subsystem for MW stars
    • Last update of the system on Apr. 2, 2017 -> May 23, 2017 (fixed bugs in data selection.) -> May 24, 2017 (fixed a bug in “plot one” option)
    • Last update of the database on Apr. 5, 2017
  • Data retrieval subsystem for MW and dwarf galaxies
    • Last update of the system on Mar. 27, 2017-> May 23, 2017 (fixed bugs in data selection.) -> May 24, 2017 (fixed a bug in “plot one” option)
    • Last update of the database on Apr. 5, 2017 -> May 20, 2017 (fixed mis-identification of star IDs.)
  • SAGA viewer
    • easy comparison between stars, released on Nov. 2, 2010

Information

SAGA Papers

Please cite the following papers if you think that the SAGA database is helpful in writing your paper.

“The Stellar Abundances for Galactic Archeology (SAGA) Database – Compilation of the Characteristics of Known Extremely Metal-Poor Stars”

T. Suda, Y. Katsuta, S. Yamada, T. Suwa, C. Ishizuka, Y. Komiya, K. Sorai, M. Aikawa, and M. Y. Fujimoto, PASJ, 60, 1159-1171, 2008.

See also,

  • “The Stellar Abundances for Galactic Archaeology (SAGA) Database II – Implications for Mixing and Nucleosynthesis in Extremely Metal-Poor Stars and Chemical Enrichment of the Galaxy”
    • T. Suda, S. Yamada, Y. Katsuta, Y. Komiya, C. Ishizuka, W. Aoki, and M. Y. Fujimoto, MNRAS, 412, 843-874, 2011.
    • Five sets of database to produce figures in the paper are available here.
  • “The Stellar Abundances for Galactic Archaeology (SAGA) Database – III. Analysis of enrichment histories for elements and two modes of star formation during the early evolution of the Milky Way”
  • “The Stellar Abundances for Galactic Archaeology (SAGA) Database – IV. Compilation of Stars in Dwarf Galaxies”
    • T. Suda, J. Hidaka, W. Aoki, Y. Katsuta, S. Yamada, M. Y. Fujimoto, Y. Ohtani, M. Masuyama, K. Noda, and K. Wada, submitted to PASJ, arXiv:1703.10009.

Contact Information

Please contact saga-admin@astro1.sci.hokudai.ac.jp if you have any problems.

The SAGA database systems are maintained by Takuma Suda, Yutaka Katsuta, and Shimako Yamada.

License

Creative Commons License
The Stellar Abundances for Galactic Archaeology (SAGA) Database by SAGA database is licensed under a Creative Commons 表示-非営利-継承 2.1 日本 License.
Based on a work at sagadatabase.jp.
Permissions beyond the scope of this license may be available at http://sagadatabase.jp/. — SAGA developer 2010/11/02 16:50