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Comet Hale-Bopp Images - April 1997

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Observer: Eric Rosen
Location: Saguaro National Park, Arizona
Date: April 27, 1997

Photo 1: My best picture so far. Taken with a Pentax P30T 50mmF2.8 approx 30 sec. Fugicolor 1600ASA and a fill flash was used to highlight the cactus.

Photo 2: Not a bad shot either. Taken with a Pentax P30T 50mmF2.8 approx 20 sec. Fugicolor 1600ASA and a fill flash was used to highlight the cactus.

Photo 3: Used a halogen flashlight to highlight the saguaros, but a little too bright. Taken with a Pentax P30T 50mmF2.8 approx 25 sec. ugicolor 1600ASA. A fill flash was used to highlight the cactus.

Photo 4: Taken with a Nikon 5005 35-70mmF3.3 lens. Set at 35mm. Used new Kodak Gold Max 800ASA film.

Photo 5: Taken with a Nikon 5005 35-70mmF3.3 lens. Set at 70mm. Used new Kodak Gold Max 800ASA film.

Photo 6: Taken with a Nikon 5005 35-70mmF3.3 lens. Set at 35mm. Used new Kodak Gold Max 800ASA film. Ion tail is still visible.


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Observer: Dewey Vanderhoff
Location: Cody, Wyoming
Date: April 27, 1997


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Observer: H.T. Van Housen
Location: Burlington, Wisconsin
Date: April 27, 1997

fl4.5 Film Kodak 1000 lens setting 130mm@10sec. Equipment used Canon EOS Rebel w/ EF 80-200 Zoom len.

2. fl5.6 Film Fuji 1600 lens setting 130mm@30sec. This photo was 2 exposures of 15 sec each. Equipment used Canon EOS Rebel w/ Ef 80-200 Zoom len.


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Observer: Bob Yen
Location: Mojave Desert, California
Date: April 27, 1997

1. Scenic shot with a 75mm lens, blossoming spring desert flowers & cactus.

2. 105mm lens, nice shot of comet with constellation Auriga, shows extent of tail. FOV is 32 deg x 37 deg.


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Observer: Michael Mirjahangir
Location: Huntington Beach, California
Date: April 27, 1997

Image taken using 50mm lens for 5 sec. at f/1.9 unguided.


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Observers: Alberto Quijano Vodniza, Luis M Quinones
Location: Mayaguez, Puerto Rico
Date: April 27, 1997 00:01:59 UT

The first image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 5.0 sec exposure. The field of view is 23.1 X17.4 arc min.

The second image is in false color. Image was processed with Mira software.


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Observer: Frank Loch
Location: Center Valley, Pennsylvania
Date: April 27, 1997 00:30 UT

20 second exposure on Fuji 1600 through a 200 mm f/4.5 lens.


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Observer: Allen Bell
Location: Wells, Maine
Date: April 27, 1997 00:45-01:30 UT

Nikon F3 using a 55mm F 1.4 Nikkor lens. Two were taken on Fujichrome 400 Provia film and one on Kodak elite 400 slide film at 20 seconds exposure.


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Observer: Richard Iwanski
Location: Amsterdam, New York
Date: April 27, 1997 01:30 UT

Pentax A3000 35mm @ f.2 with Fuji Super G 800 speed film and 20 second exposures.


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Observer: John Pane
Location: Imperial, Pennsylvania
Date: April 27, 1997 01:30 UT

35mm SLR camera on a fixed tripod, 50mm lens at f/2.0, Kodak PJM-640 film, composite of four 15 second exposures.


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Observer: Jean-Luc Filion
Location: 55 miles North of Montreal, QC, Canada
Date: April 27, 1997 01:30-01:45 UT

1- Canon FTB camera equipped with a 50mm F1.8 lens. Exposure time was 2 minutes 30 seconds on Kodak Royal Gold 1000 film. The camera was mounted on an equatorial platform with a stepper motor. Note the faint NGC1499 "California" nebula on center of frame and the Pleiades cluster below the comet.

2- 200mm F3.3 telephoto lens using the same setup as above. Exposure time: 4 minutes.


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Observer: Darrell Cochran
Location: Mathias, West Virginia
Date: April 27, 1997 01:40-03:00 UT

1. Exposure: Ricoh Xr2, 70-210 lens on 70mm @ f4, Fuji SuperG 800 ~45 seconds.

2. Exposure: Ricoh Xr2, 50mm lens @ f1.4, Fuji SuperG 800 ~ 20 seconds.

3. Exposure: Ricoh Xr2, 105mm lens @ f4.5, Fuji SuperG 800 ~45-60 seconds on a fixed tripod.


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Observer: Chris Protopapas
Location: Lexington, New York
Date: April 27, 1997 01:50 UT

Pentax K2 55mm f1.8, 30 seconds on Fujicolor 800.


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Observer: Gary Cervo
Location: Santa Cruz Mountains, California
Date: April 27, 1997 04:00 UT

50mm, f/1.4, 60 sec. unguided on Fuji Super G-800.


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Observer: Leon Reneau
Location: Santa Cruz Mountains, California
Date: April 27, 1997 04:00 UT

55mm, f/2.8, 30 sec. unguided on Fuji Super G 800.


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Observers: Bill Keel, Sam Pascarelle
Location: NASA Infrared Telescope Facility, Mauna Kea Observatory, Hawaii
Date: April 27, 1997 05:04 UT

Another near-infrared (2.25-micron) image of the inner dust structure of Hale-Bopp from the NASA IRTF. The nucleus shows some rotation of the bright jet compared to last night's image. The area shown is 75 arcseconds on a side, with north at the top and east to the left. This was a mean of 10 0.3-second exposures with the facilities NSFCAM array camera.


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Observer: Paul Cichocki
Location: Highway I-93, Arizona
Date: April 27, 1997 05:45 UT


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Observer: Jeremy Seftor
Location: Anchorage, Alaska
Date: April 27, 1997 08:30 UT

Olympus OM1n with a 35mm zuiko lens. Fuji 800 super G film was exposed for 15 seconds.


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Observer: Bill Hutchinson
Location: Kenai National Wildlife Refuge, Alaska
Date: April 27, 1997 09:00 UT

1. Nikon N2020 50mm lens at f 2.0 20 seconds on Fuji 400 HG.

2. Nikon N2020 180mm lens at f 28 1 minute on Fuji 400 HG.


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Observers: Francesca Lucentini, Marco Paolo Pavese
Location: Genoa, Italy
Date: April 27, 1997 21:00-23:00 PM

Kodak Gold 1000 ASA, Nikon F4 camera.


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Observer: Mark Starzomski
Location: Peggy's Cove, Nova Scotia, Canada
Date: April 27, 1997 10:00 PM ADT

50mm lens, f/2, 1000 Kodak Gold.


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Observer: Mike Cecile
Location: Calgary, Alberta, Canada
Date: April 25-28, 1997

Ektakrome 400, 28 mm lens, f2.8 4 minute exposures.


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Observer: Mike Bates
Location: Lake Arrowhead, California
Date: April 28, 1997


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Observers: Alberto Quijano Vodniza, Jose Alonso
Location: Mayaguez, Puerto Rico
Date: April 28, 1997 00:01:57 UT

The first image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 3.0 sec exposure. The field of view is 23.1 X17.4 arc min.

The second image is in false color. Image was processed with Mira software.


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Observer: Phil Fleming
Location: Very Large Array Radio Telescope, New Mexico
Date: April 28, 1997 03:30 UT

Tmax 3200, 35mm camera with 50mm lens, 30 second expsoure, fill flash.


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Observer: Wally Pacholka
Location: Joshua Tree National Park, California
Date: April 28, 1997 04:00 UT

50mm lens at f/2 mounted "piggy-back" on top of old 2.4" Tasco refractor and hand guided for 3 minutes using Fuji 800 film. A small flashlight was used for 4-5 seconds to illuminate the foreground rock formations to add depth to the picture.


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Observer: Bill Keel
Location: NASA Infrared Telescope Facility, Mauna Kea Observatory, Hawaii
Date: April 28, 1997 05:02 UT

2.25-micron IRTF image of the innermost 75" of the comet. Logarithmic scaling to compress the large brightness range.


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Observer: Takashi Nakashima
Location: Kumanmoto Civil Astronomical Observatory, Japan
Date: April 28, 1997 19:59, 20:30 UT

1. 60 second exposure, Bitrun BT-11c C-8, f/10, 2000 mm.

2. 60 second exposure, Butrin Bt-11c 180mm f/2.8.


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Observers: Carlos J. Santisteban, Francisco Villaespesa
Location: Almeria, Spain
Date: April 28, 1997 20:49-21:02 UT

1. Camera: Olympus OM4. Lens: Tamron SP 70-210mm F3.5 (at f=3D210mm). Film: Ilford HP5+ (pushed to ISO 3200/36=BA). Exposure: f/3.5, 20 seconds.

2. Camera: Olympus OM4. Lens: Tamron SP 70-210mm F3.5 (at f=3D210mm). Film: Ilford HP5+ (pushed to ISO 3200/36=BA). Exposure: f/3.5, 2 minutes.

3. Camera: Olympus OM4. Lens: Olympus 35mm F2. Film: Ilford HP5+ (pushed to ISO 3200/36=BA). Exposure: f/2.8, 2 minutes.


If you would like to submit a new image to this home page, contact:
Ron Baalke
ron@jpl.nasa.gov

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