Astronomy Picture of the Day
NASA Astronomy Picture of the Day

Lunar Photo of the Day
Image of the current moon phase

Frederick A. Ringwald

Professor of Physics
Director, Fresno State's Observatories
Department of Physics
California State University, Fresno

Ph.D. in Physics, Dartmouth College, 1993

Curriculum Vitae / Publications and Preprints
2013 Spring Classes:
PSci 21 Elementary Astronomy
Phys 4C Light and Modern Physics
Phys 150 Astrophysics

Classes from Previous Semesters

Current solar images / Current space weather
Solar Cycle 24 / Accurate time / My picture

Research opportunities for Fresno State students

Gallery of images from the Campus Observatory,
the Sierra Nevada, and Mount Laguna

Adventure! Excitement!

Research Interests: Multiwavelength observational astronomy of cataclysmic variable binary stars, nova shells, accretion disks and outflows, X-ray binaries and black holes, common envelope evolution, stellar magnetism, and extrasolar planets; also spaceflight and astronomical instrumentation.

Images taken at Fresno State's Campus Observatory At right: Some images from
Fresno State's Campus Observatory.


E-mail: ringwald[at]csufresno.edu and replace [at] with @


Office: McLane 11, in the new J wing (Building J), across the outdoor "hall" from McLane 149, 151, and 161 (near the Womens' Room).


Office hours (May 13 - August 22):

By appointment only.

If students need to see Professor Ringwald outside of office hours, please call or e-mail first.


(559) 278-8426 : Phone
(559) 278-2371 : Secretary
(559) 278-7741 : Fax


Mailing Address:
2345 E. San Ramon Ave., M/S MH37
Fresno, CA 93740-8031, U.S.A.

Here is the department brochure, which I edited. It's a pdf file, which you can read with Adobe Acrobat Reader, a free program available here. Here is a recruiting slide. Here is a larger version.



Click for Fresno, California Forecast

Last updated 2013 June 10. Web page by Professor Ringwald
Department of Physics, California State University, Fresno. Please read this disclaimer.