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SNaX: A Database of Supernova X-Ray Light Curves
Mathias Ross1, Vikram V Dwarkadas1
1Astronomy and Astrophysics, University of Chicago, 5640 S Ellis Avenue, ERC 569, Chicago, IL 60637, USA.
The Astronomical Journal
|December 16, 2020
Summary
The Supernova X-ray Database (SNaX) compiles X-ray data from young supernovae (SNe), initially focusing on Type IIn SNe. This accessible online tool allows data searching, plotting, and downloading to aid supernova research.
Area of Science:
- Astronomy and Astrophysics
- High-Energy Astrophysics
Background:
- Supernovae (SNe) emit X-rays, providing crucial insights into their evolution and physics.
- Existing X-ray data from young SNe are often fragmented and difficult to access.
- Type IIn SNe are a specific class of supernovae characterized by narrow or intermediate emission lines.
Purpose of the Study:
- To create a centralized, searchable database of X-ray data from young supernovae.
- To facilitate the analysis and comparison of X-ray light curves from different SNe.
- To provide a platform for the astronomical community to contribute and access supernova data.
Main Methods:
- Compilation of X-ray fluxes and luminosities from published young supernova observations.
- Development of a web-based interface for data querying, visualization, and download.
- Standardization of data to a common 0.3-8 keV energy band for inter-comparison.
- Implementation of a power-law fitting tool for supernova light curve decay analysis.
Main Results:
- Successfully established the Supernova X-ray Database (SNaX) with data for Type IIn SNe.
- Database features include customizable plotting, data submission, and power-law fitting.
- Data is presented in a common energy band (0.3-8 keV) for direct comparison.
- A mailing list is established for database updates and community engagement.
Conclusions:
- SNaX provides a valuable resource for studying the X-ray properties of young supernovae.
- The database is designed for ease of use, data sharing, and future expansion.
- Future plans include incorporating X-ray data from all available supernova types.
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