RHESSI has resumed collecting data following a successful anneal
NEWMARK, JEFFREY S. (HQ-DJ000)
jeffrey.newmark at nasa.gov
Wed Feb 22 17:17:41 MST 2012
Excellent news! Congrats to the whole team!
Regards,
Jeff
_________________________________
Dr. Jeffrey Newmark
NASA Headquarters, 300 E Street, SW, M/S 3R15
Washington, DC 20546
Ph: 202-358-0684, Cell: 202-341-4394
E-mail: jeffrey.newmark at nasa.gov
Solar Physics Discipline Scientist
Program Scientist: Solar and Heliospheric Physics SR&T, Hinode, SOHO, RHESSI, IRIS, Explorers, Sounding Rockets
> -----Original Message-----
> From: mmscience-bounces at mithra.physics.montana.edu [mailto:mmscience-
> bounces at mithra.physics.montana.edu] On Behalf Of Shih, Albert Y. (GSFC-
> 6710)
> Sent: Wednesday, February 22, 2012 3:22 PM
> To: mmscience at mithra.physics.montana.edu
> Subject: RHESSI has resumed collecting data following a successful
> anneal
>
> To RHESSI collaborators:
>
> As of today, RHESSI has resumed collecting solar X-ray and gamma-ray
> data, following the successful completion of the "anneal" procedure to
> rejuvenate the RHESSI detectors from the effects of radiation damage.
> The detectors were heated up from their operating temperature of ~100 K
> to ~100 deg C (373 K), held at that temperature for ten days, and then
> cooled back down. The entire procedure took five weeks. We now look
> forward to future solar activity. If you have any questions about this
> anneal, please feel free to contact me.
>
> Albert Shih
> RHESSI Deputy Mission Scientist
>
> -----
> Albert Y. Shih
> Solar Physics Laboratory, Code 671
> NASA Goddard Space Flight Center
> Greenbelt, MD 20771
> Office: 301-286-1843
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