38K
Observer: Matt Morgan
Location: Lakewood, Colorado
Date: April 17, 1997
This is a mosaic shot taken with a 216XT and an 8" SCT @ f/4 They are all 6 sec exposures.
17K
Observer: Xavier Verians
Location: Louvain-la-Neuve, Belgium
Date: April 17, 1997
Canon EOS500, 175mm lens, f4.0, for 20".
32K
Observer: Keith Cooley
Location: Athens, Alabama
Date: April 17, 1997
Canon AE-1, 50mm lens, 30 sec. exposure Kodax Max (800 asa).
17K
Observer: Keith Cooley
Location: Athens, Alabama
Date: April 17, 1997
Canon AE-1, 50mm lens, 30 sec. exposure using Kodak Max(800 ASA) film.
7K
Observer: David Daugherty
Location: Madison, Wisconsin
Date: April 17, 1997
300 second exposure at f5.4 with a 200mm lens.
4K
Observer: Ken Ramsley
Location: Ashland, Massachusetts
Date: April 17, 1997 00:30 UT
Drawing based upon observations of the coma surrounding comet Hale-Bopp through my 12.5-inch f/7 Newtonian telescope.
33K
Observer: Tommy Ballard
Location: Falling Waters, West Virginia
Date: April 17, 1997 01:00 UT
Olympus OM-10, a 75-150mm zoom set at 75mm, for a 25 second exposure on Koday 400 film.
8K
Observer: Donato Cacciapaglia
Location: Blacksburg, Virginia
Date: April 17, 1997 01:48 UT
80 mm f/4.0 10 sec Fuji 1600.
22K
Observer: Patrick Dyer
Location: San Antonio, Texas
Date: April 17, 1997 01:52 UT
Pentax K-1000, f/2, 50-mm. Kodak 400, 60 seconds piggyback on clockdriven Criterion RV-6.
6K
Observers: Alberto Quijano Vodniza, Jose Alonso
Location: Mayaguez, Puerto Rico
Date: April 17, 1997 00:02:23 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 was taken with a ST-6 CCD camera through a 16 inch, F10 reflector. 1.0 sec. exposure . The field of view is 7.3 X 5.5 arc min.
20K
Observer: Richard Iwanski
Location: Amsterdam, New York
Date: April 17, 1997 01:00 UT
Pentax A3000, 50mm lense, at f-2, on a tripod in a culvert so as to get the trees in the foreground for scale. Used Fuji Super-G Plus iso 800, with a pneumatic cable release and a 20 second exposure.
28K
Observer: Tim Puckett
Location: Puckett Observatory, Georgia
Date: April 17, 1997 01:03:44 UT
This false color image of Hale-Bopp was obtained with a 30 cm Meade LX200 reflector working at f/7 This is a composite of 50 -10 second exposures taken with an Apogee AP-7 CCD. The images were enhanced to show the jets from the nucleus.
22K
Observers: Mike Garnsey, Maureen Garnsey
Location: Pierrepont Manor, New York
Date: April 17, 1997 01:10 UT
Pentax w/ 40mm lens, Fuji Super G 800, 20-30 seconds.
9K
Observers: Mark Stafford, Kay Brown
Location: Arma, Kansas
Date: April 17, 1997 02:30 UT
This photo was taken with a Konica FT-1 35mm camera, a 200mm lens at f2.8 using Kodak Royal Gold 1000 film with an exposure of 25 seconds. Tripod mounted and untracked.
34K
Observers: Mack Frost, Dewey Vanderhoff, Andy Frazier
Location: Wapiti Valley, Wyoming
Date: April 17, 1997 02:45 UT
1. 24mm/f2.8 lens for about one-minute on Fuji 800 Super G+ film.
2. 35mm/f2.0 lens set at f2.8 for 40-seconds on Fuji 800 Super G+.
11K
Observer: Lerpong Rungrodnimitchai
Location: Boulder, Colorado
Date: April 17, 1997 03:30 UT
NIKON F90X, flim FUJI Super G Plus 800 shot at 1600. Moon shot with 75-300 Nikkor lens set at 300 mm, exposure not recorded Comet and Continental Divide shot with 60 mm micro nikkor set at f2.8 and 25 seconds exposure.
35K
Observer: Mike Cecile
Location: Calgary, Alberta, Canada
Date: April 17, 1997 04:30 UT
Top photo to the northwest guided 50 mm lens, 60 sec exposure note aurora effects on bottom right. Bottom photo unguided to the north showing center of aurora, 45 secs exposure, 50 mm lens. Both 400 ASA Ektachrome slide film.
25K
Observer: Dewey Vanderhoff
Location: Cody, Wyoming
Date: April 17, 1997 05:00 UT
Tokina 80-200 ATX zoom at 200 mm ; Fuji 800 at f/ 2.8 for 20 seconds with an 8-day old Moon lighting the snow.
31K
Observers: Dewey Vanderhoff, Mack Frost, Andrew Frazier
Location: Wapiti Valley, Wyoming
Date: April 17, 1997 05:15 UT
Fuji Super G-800, Nikkor lens.
51K
Observer: Mike Cecile
Location: Bearpaw Village, Alberta, Canada
Date: April 17, 1997 06:50 UT
Ektachrome 400 ASA, 50 mm lens, 60 sec. exposure, unguided.
91K
Observer: Joseph Darrell
Location: Joshua Tree National Park, California
Date: April 17, 1997 07:45 UT
23K
Observer: Gianluca Masi
Location: Ceccano, Italy
Date: April 17, 1997 19:19-20:10 UT
The first image is a four-frame mosaic, each frame 1 min. exposure. Log-scaled. Vixen SP R-150S, 15 cm f/5 reflector telescope; CCD SBIG ST-7.
The second image shows the inner region around the nucleus, with dust waves. Vixen SP R-150S, 15 cm f/5 reflector telescope; CCD SBIG ST-7; elaboration: QMiPS32.
The last image uses the Larson-Sekanina algorithm to extract hidden features. Note the region aroun the nucleus. Vixen SP R-150S, 15 cm f/5 reflector telescope; CCD SBIG ST-7; elaboration: QMiPS32.
13K
Observer: Udo Zlender
Location: Bonn, Germany
Date: April 17, 1997 19:26 UT
Several series of ccd-images of the core region of comet Hale-Bopp were made at the prime focus of my Celestron C11. The one used, consists of 11 single exposures I took around 19:26 UT. Exp. time was one second, one pixel covers 1.2 arcseconds, north is at the top, east to the right. Both images shown, were median combined from single exposures where each was dark processed, flat fielded and registered. Some further processing brings out structure.
20K
Observer: Rainer Timm
Location: Walchensee, Bavarian Alps, Germany
Date: April 17, 1997 20:15-20:30 UT
Kodak Gold Pro 400 Nikon F50 50mm f 1.4 20 sec.
24K
Observer: Fred Wehner
Location: Kaiserslautern, Germany
Date: April 17, 1997 21:10 UT
Pentax 1:2.5 200mm on Kodak Tri-X-Pan and 15 sec exp. time.
52K
Observers: Francesca Lucentini, Marco Paolo Pavese
Location: Genoa, Italy
Date: April 16, 1997 21:30 PM
Kodak Gold 1000 ASA, camera NIKON F4, lens Nikon AFD 50mm, F.1.4, TIME 5 sec.
10K
Observer: Jeremy Seftor
Location: Point Woronzof, Anchorage, Alaska
Date: April 17, 1997 21:40 UT
Olympus OM1n with a 50mm f1.4 lens on Fuji 800 at 15 seconds.
43K
Observer: Jarle Aasland
Location: Stavanger, Norway
Date: April 17, 1997 22:43 UT
Fujicolor 800, 50mm f/1.8, 15 seconds.
122K
Observer: Frans Frenken
Location: 's-Heer Arendskerke, The Netherlands
Date: April 17, 1997 23:10
Nikon FM with a 1.2 noct lens on Kodak 1000. Ten second exposure.
55K
Observer: Bill Hutchinson
Location: Ninilchik, Alaska
Date: April 18, 1997
Nikon N2020 50mm lens at f 2.8 20 seconds on Kodak Gold 1000.
48K
Observer: Bob Yen
Location: Mojave Desert, California
Date: April 18, 1997
25K
Observer: Rainer Timm
Location: Gilching, Germany
Date: April 18, 1997
Nikon F50 50mm f 1.4 20 sec , Kodak Pro Gold 400.
37K
Observer: Giovanni Trambusti
Location: Siena, Tuscany, Italy
Date: April 18, 1997
Pentax Spotmatic with 50mm lens - 1600 iso Kodak film - 20s f:1.8.
52K
Observer: Bob Yen
Location: Mojave Desert, California
Date: April 18, 1997
165mm lens.
8K
Observers: Alberto Quijano Vodniza, Jose Alonso
Location: Mayaguez, Puerto Rico
Date: April 18, 1997 00:16:46 UT
The first image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 1.0 sec exposure. The field of view is 23.1 X17.4 arc min.
The second image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 3.0 sec. exposure . Sky was cloudy.
12K
Observer: Stunn
Location: Brevard County, Florida
Date: April 18, 1997 01:05 UT
70's Leicaflex, 50 mm, f 2, 45 sec exp, Fugi 800 print.
34K
Observer: H.T. Van Housen
Location: Burlington, Wisconsin
Date: April 18, 1997 02:15 UT
fl5.6 Film Fuji800 lens setting 200mm@40sec. This photo was 2 exposures of 20 sec each. Equipment used was a Canon EOS Rebel w/ EF 80-200 Zoom lens. Note the red line in upper left corner was a small plane on the landing approach for the Burlington Airport.
22K
Observer: Mike Kenney
Location: Baggs, Wyoming
Date: April 18, 1997 02:30-03:30 UT
First three images were taken using Kodak B/W Tri-X 400 speed 35 mm film; and an exposure time of 15-20 seconds. Fourth image was taken using Kodak Gold 1000 speed 35 mm film; and an exposure time of 10 seconds.
23K
Observer: Lerpong Rungrodnimitchai
Location: Boulder, Colorado
Date: April 18, 1997 03:45-04:45 UT
1. Nikon F90X, FUJI Super G Plus 800 shot at 1600. 28 Nikkor lens set at f2.8 and 20 second exposure.
2. The same as first image but 25 seconds exposure.
3. The same as 2nd image.
51K
Observer: Mike Cecile
Location: Bearpaw Village, Alberta, Canada
Date: April 18, 1997 04:20 UT
Ektachrome 400 ASA, 50 mm lens, 60 sec. exposure, unguided.
39K
Observer: Young-Sik Park
Location: Chung-Buk Chung-Ju, South Korea
Date: April 18, 1997 11:02-11:07 UT
8"(f/10) SCT and film used Kodak Super Clear 400. Mount used Losmandy G-11.
61K
Observer: Martin Mutti
Location: Stockerenweg 1, Wichtrach, Switzerland
Date: April 18, 1997 20:18:16-20:30:37 UT
19K
12K
38K
18K
13K
9K
38K
56K
66K
15K
41K
35K
31K
31K
62K
Photo Lens: Minolta MD Macro 100mm f/4
CCD-Camera: SBIG ST-7
Size: 4 deg x 2.6 deg
IR Stop + red, green, blue filter
Integrations: red: 40 sec
green: 60 sec
blue: 180 sec
total: 280 sec
Image manipulation: dark substract, flat field
Imaging software: CCDOPS36, PRISM
16K
Observers: Francesca Lucentini, Marco Paolo Pavese
Location: Savona, Italy
Date: April 18, 1997 21:10 PM
Kodak Gold 1000 ASA, camera NIKON F4, lens Nikon AFD 50mm F.1.4, TIME 5 sec.+ flash.
92K
Observers: Francesca Lucentini, Marco Paolo Pavese
Location: Genoa, Italy
Date: April 18, 1997 21:30 PM
Kodak Gold 1000 ASA, camera NIKON F4, lens Nikon AFD 35mm, F.2.8, TIME 6 sec.
25K
Observers: Yves Dodet, Philippe Piat
Location: USC Monnaie de Paris, Paris, France
Date: April 18, 1997 22:15-22:45 UT
1. The first image was taken with a Pictor 416 CCD camera through a celestron 8 ultima, F10. 2.0 sec exposure.
2. Second image is in false color, scale image=logaritmic, was processed with Meade Epoch2000ip.
3. The third image was taken with a Pictor 416 CCD Camera through a Celestron 8 ultima, f10. 1.0 sec exposure with yellow filter, size 371x267.
4. Image 4 is in false color, scale image = logaritmic, was processed with Meade Epoch2000ip.
12K
Observer: Marc Dobbelaere
Location: Molentru's Pass, Switzerland
Date: April 18, 1997 10:20 PM
Kodak ISO 1000, camera Minolta, lens 50mm, time 40sec.
43K
Observer: Joao Porto
Location: Azores Islands
Date: April 18, 1997 22:45-22:55 UT
Fuji SG800+.
5K
Observers: Alberto Quijano Vodniza, Luis M. Quinones
Location: Mayaguez, Puerto Rico
Date: April 18, 1997 23:29-23:45 UT
The first image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 0.70 sec exposure. The field of view is 23.1 X17.4 arc min.
The second image was taken with a ST-6 CCD camera through a 16 inch, F10 reflector. .50 sec. exposure . The field of view is 7.3 X 5.5 arc min.
19K
131K
9K
14K
39K
57K
48K
9K