Astronomy Picture of the Day
NASA Astronomy Picture of the Day

Current solar images

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
Professor Ringwald's 2019 Spring Schedule

2019 Spring Classes:
Phys 150 Astrophysics

Classes from Previous Semesters

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, extrasolar planets, starburst galaxies, quasars, time-series analysis; 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 J-wing Room 11 (near the ground-floor Women's Room and due east of McLane 161).


Office hours (from 2019 January 23 to 2019 May 10):

MW 11:00-11:50 a.m. and 5:30-7:15 p.m.,
Tu 4:00-7:15 p.m.

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 that I edited. It's a pdf file that you can read with Adobe Acrobat Reader, a free program available here. Here is a recruiting slide.



Click for Fresno, California Forecast


Last updated 2019 January 22. Web page by Professor Ringwald
Department of Physics, California State University, Fresno. Please read this disclaimer.