Pre-production artist's conception of the mansion Xanadu, from Citizen Kane dir. Orson Welles, 1941 Xanadu: Data analysis for X-Ray Astronomy

In XANADU did Kubla Khan
A stately pleasure dome decree...


The XANADU software package comprises high-level, multi-mission tasks for X-ray astronomical

*   spectral (xspec v12.13.1) New

*   timing (xronos v5.21)

*   imaging (ximage v4.4)

data analysis. Also included is the qdp plotting program.

To subscribe to the Xanadu mailing list, send mail to with the body (not the subject) of your message comprising the line

subscribe XANADU <your email address>

Quick links:

Please mail any problems, suggestions, or questions to

Xspec Ximage Xronos

HEASARC Home | Observatories | Archive | Calibration | Software | Tools | Students/Teachers/Public

Last modified: Friday, 21-Jul-2023 14:44:28 EDT

The HEASARC welcomes your participation in a brief survey to capture how users access and utilize HEASARC data, software, and services. The outcome(s) of this survey will be used to guide, prioritize, and plan our activities and development in the coming years. It contains 20 questions, generally takes just a few minutes to complete, and your answers will remain totally anonymous. The survey is open until Dec 18, 2023. We thank you in advance for your valuable feedback.

Last revised on December 1st 2003 by Ben Dorman & Keith Arnaud