Media Telecon:
Feb. 17, 2010 (1:00 p.m. Eastern)
Using Chandra, scientists have obtained the first direct evidence for
what triggers a Type Ia supernova, a class of supernova used in cosmology
to accurately measure distances.
-Press Release
Live audio of the teleconference streamed online at: http://www.nasa.gov/newsaudio If you’re unable to take part, you can call the replay number below to listen to the news conference until February 23:
Dial In: 1.800.386.3421
Toll Call: 1.203.369.3265
A video will air on NASA Television on February 17 (check the NASA TV schedule for additional times and information).
Panelists:
Marat Gilfanov, (Max Planck Institute for Astrophysics in Garching, Germany) | |
Akos Bogdan, (Max Planck Institute for Astrophysics in Garching, Germany) | |
Mario Livio, (STScI) |
Bios Page
Graphics:
Figure 1. SN 1994d (HST image).
Figure 2a. Illustration of Accretion Scenario.
Figure 2b. Illustration of Merger Scenario.
Figure 3. M31 X-ray/Optical/Infrared Composite image (roll your mouse over the image).
Figure 4. M32, M105, NGC 3377 & NGC 3585 X-ray/Optical/Infrared Composite Images.
Figure 5. Animation of Merger Trigger for Supernova.
Additional Information
Paper Title: An Upper Limit on the Contribution of Accreting White Dwarfs to the Type Ia Supernova Rate
Full Author List: Marat Gilfanov & Akos Bogdan
Scientist Contact Information:Marat Gilfanov: gilfanov@MPA-Garching.MPG.DE
Akos Bogdan: bogdan@MPA-Garching.MPG.DE
Mario Livio: mlivio@stsci.edu
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