Astronomy Research Opportunities for Students

A Gallery of Images Taken at Fresno State's station at Sierra Remote Observatory.

Click here for the home page of Sierra Remote Observatories
(Fresno State's telescope is in Observatory #7.)

M101, the Whirlpool Galaxy in Ursa Major, 2008 June 5, full-color (L 9 x 180s through an Astrodon Clear filter, R 14 x 180s + H alpha 14 x 180s, V 8 x 180s, B 14 x 180s) unguided STL-11000M image at f/8 by F. Ringwald. First color image!	Abell 2151, cluster of galaxies in Hercules, 2008 June 6, full-color (L 15 x 180s through an Astrodon Clear filter, R 7 x 180s, V 5 x 180s, B 8 x 180s) unguided STL-11000M image at f/8 by F. Ringwald.	Ancient globular star clusters NGC 6522 and 6528 in Sagittarius, 2008 June 6, full-color (L 15 x 60s through an Astrodon Clear filter, R 7 x 60s, V 5 x 60s, B 7 x 60s) unguided STL-11000M image at f/8 by F. Ringwald.
NGC 6888, the Crescent Nebula in Cygnus, 2008 June 7, full-color (L 15 x 180s through an Astrodon Clear filter + H alpha 9 x 180s, R 9 x 180s, V 5 x 180s, B 9 x 180s) unguided STL-11000M image at f/8 by F. Ringwald.	Five-day-old Moon, 2008 June 8. This is a single full-color, unguided, unsharp-masked 1/30-s exposure with a Canon-EOS 20Da DSLR astrocamera at ISO 100 through the Meade 127 ED APO f/7.5 guidescope by F. Ringwald. First guidescope image!	The North America Nebula (left) and the Gamma Cygni Nebula (right), 2008 June 8. This is a single full-color, unguided, dark-subtracted 600-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 800 through a Canon EF-S 17-85mm f/4-5.6 zoom lens with F=85mm at f5.6 by F. Ringwald. First piggybacked image!

Fresno State's 16-inch telescope at Sierra Remote Observatories, 2008 June 6. Snapshot by F. Ringwald.

Near the Galactic Center, 2007 June 18. This was a single dark-subtracted, autoguided 600-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF-S 17-85mm f/4-5.6 zoom lens with F=53mm at f5.6 and unsharp-masked by F. Ringwald.	The North Circumpolar Sky, 2007 June 19. This was a single unguided 30-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 1600 through a Canon EF 15mm f/2.8 fisheye lens by F. Ringwald.	An Iridium flare in the North Circumpolar Sky, 2007 June 19. This was a single 120-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 1600 through a Canon EF 15mm f/2.8 fisheye lens by F. Ringwald.
Our site mascot Mr. Red, a Red-Tailed Hawk, 2007 June 18, snapshot by F. Ringwald.	The Moon and planets after sunset, 2007 June 19, 9:28 PDT. Can you spot the sickle of Leo?. This was a single 5-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF-S 17-85mm f/4-5.6 zoom lens with F=26mm at f4.5 with titles added with Photoshop by F. Ringwald.	The Milky Way with an Iridium Flare and an airplane trail, 2007 June 19. This was a single 120-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 1600 through a Canon EF 15mm f/2.8 fisheye lens by F. Ringwald.
The DFM Engineering 16-inch telescope, 2007 December 16, snapshot by Greg Morgan.	The DFM Engineering 16-inch telescope, 2007 December 16, snapshot by Greg Morgan.	The DFM Engineering 16-inch telescope, 2007 December 16, snapshot by Greg Morgan.

A Gallery of Images Taken near Bald Mountain.

This site is at an altitude of 1910 m (6266 feet), about 10 miles from Shaver Lake.

The Summer Triangle, 2006 July 15. This was a single dark-subtracted, autoguided 600-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF 15mm f/2.8 fisheye lens by F. Ringwald.

Looking down on the temperature inversion over Fresno, which Greg Morgan calls "the Yuck layer", 2006 July 28. This was a snapshot with a Canon 20Da DSLR camera by F. Ringwald.

The Northern Milky Way, 2006 August 26. This was a single dark-subtracted, unguided 1200-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 200 through a Canon EF 15mm f/2.8 fisheye lens by F. Ringwald.

Mel Helm at the Bald Spot, 2006 July 28. This was a snapshot with a Canon 20Da DSLR camera by F. Ringwald.

Click here for Melvin R. Helm Astrophotography.

The Circumpolar Constellations, 2006 July 28. This was a single dark-subtracted, unguided 60-s exposure taken with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 1600 through a Canon EF 15mm f/2.8 fisheye lens by F. Ringwald.

Greg Morgan ready for a night of observing, 2006 July 1. This was a snapshot with a Canon 20Da DSLR camera by F. Ringwald.

Click here for Old Star Light, Greg's astrophotography website.

A Gallery of Images Taken at Courtright Reservoir.

Click here for images of Courtright during the daytime.

This site is at an altitude of 2500 m (8200 feet) in the Sierra Nevada.

City Light Devouring the Milky Way, 2006 July 21. This is a single dark-subtracted, 1200-s autoguided exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 200 through a Canon EF 15-mm f/2.8 fisheye lens by F. Ringwald.

The Galactic Center, 2006 July 21. This is the same exposure as at left, cropped and with gradients removed with GradientXterminator and Photoshop by F. Ringwald.

The Central Valley Astronomers at Courtright, 2006 June 24. From left to right are Dale Lohrmann, Greg Morgan (sitting), Dexter Chumley, Clarence Noell, and Fred Lusk. This is a hand-held 3.2-s exposure with a Canon 20Da DSLR camera at ISO 1600 through an image-stabilized Canon EF-S 17-85mm f/4-5.6 zoom lens with F=20 mm at f/4.0 by F. Ringwald.

North Circumpolar Star Trails, 2005 September 3. This is a several-minute exposure on Agfacolor Vista 400 film in a Promaster 2000PK 35-mm SLR camera through a Promaster zoom lens with F=35 mm at f/3.5 with the 4"x5" print scanned at 600 dpi, resampled, and reduced with Photoshop by F. Ringwald.	Greg Morgan Observing, 2005 September 3. This is a 0.5-s exposure on Agfacolor Vista 400 film in a Promaster 2000PK 35-mm SLR camera through a Promaster zoom lens with F=35 mm at f/3.5 with the 4"x5" print scanned at 600 dpi, resampled, reduced, and contrast-enhanced with Photoshop by F. Ringwald.	The Zodiacal Light, also called "the False Dawn", 2005 September 3. This is a several-minute exposure on Agfacolor Vista 400 film in a Promaster 2000PK 35-mm SLR camera through a Promaster zoom lens with F=35 mm at f/3.5 with the 4"x5" print scanned at 600 dpi, resampled, and reduced with GradX and Photoshop by F. Ringwald.

North Circumpolar Star Trails, 2005 September 3. This is a several-minute exposure on Agfacolor Vista 400 film in a Promaster 2000PK 35-mm SLR camera through a Promaster zoom lens with F=35 mm at f/3.5 with the 4"x5" print scanned at 600 dpi, resampled, and reduced with Photoshop by F. Ringwald.	Star trails with meteor (center bottom), 2005 September 3. This is a several-minute exposure on Agfacolor Vista 400 film in a Promaster 2000PK 35-mm SLR camera through a Promaster zoom lens with F=35 mm at f/3.5 with the 4"x5" print scanned at 600 dpi, resampled, and reduced with Photoshop by F. Ringwald.	Orion and Taurus rising, 2005 September 3. This is a several-minute exposure on Agfacolor Vista 400 film in a Promaster 2000PK 35-mm SLR camera through a Promaster zoom lens with F=35 mm at f/3.5 with the 4"x5" print scanned at 600 dpi, resampled, and reduced with Photoshop by F. Ringwald.

The constellation Hercules, 2005 September 3. This is a 30-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF-S 18-55mm f/3.5-5.6 zoom lens with F=18mm at f/3.5 by F. Ringwald.

The constellation Capricornus, 2005 September 3. This is a 90-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF-S 18-55mm f/3.5-5.6 zoom lens with F=18mm at f/3.5 by F. Ringwald.

Orion and Auriga rising, 2005 September 3. This is a 300-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF-S 18-55mm f/3.5-5.6 zoom lens with F=18mm at f/3.5 by F. Ringwald.

A Gallery of Images Taken at Hensley Lake State Park.

This site is at an altitude of 600 feet and is the regular observing site of the Central Valley Astronomers.

The Heavenly G, also known as the Galactic Anti-Center, 2006 October 21. This is a single unguided 443-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF 15-mm f/2.8 fisheye lens by F. Ringwald.

A meteor from the Orionid shower, from the trail left by Halley's Comet, 2006 October 21. This is a single unguided 30-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 1600 through a Canon EF 15-mm f/2.8 fisheye lens by F. Ringwald.

The Zodiacal Light, just before dawn on 2006 October 22. This is a 209-s exposure with a Canon-EOS 20Da DSLR camera at ISO 800 through a Canon EF-S 17-85mm f/4-5.6 zoom lens with F=17mm at f4.0 by F. Ringwald.

The constellation Cassiopeia, 2006 October 21. This is a single autoguided 1200-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF-S 17-85mm f/4-5.6 zoom lens with F=44mm at f5.0 by F. Ringwald.

The Milky Way centered on Cassiopeia, 2006 October 21. This is a single unguided 30-s exposure with a Canon-EOS 300D Digital Rebel DSLR camera (modified for astrophotography by Hutech) at ISO 400 through a Canon EF 15-mm f/2.8 fisheye lens by F. Ringwald.

George and Greg Morgan, 2007 March 17. Snapshot by F. Ringwald.

Click here to go to the Main Gallery

Click here to go to Dr. Ringwald's page on Research Opportunities for Students, Teachers, and Amateur Astronomers

Last updated 2008 July 1. Web page by Dr. Ringwald ( ringwald@csufresno.edu )
Department of Physics, California State University, Fresno. Please read this disclaimer.