21K
Observer: Near-Earth Tracking (NEAT) Team
Location: Haleakala, Hawaii
Date: April 3, 1997

79K
Observer: A. Russel
Location: Yosemite, California
Date: April 3, 1997

The headlights of a passing car lit up the giant redwood in the foreground. Canon 50mm f/1.2 L 30 sec. at f/2.0 Ektapress PJM Pushed 2 stops to ASA 1600.

79K
Observer: Stephan Hamel
Location: Fredericton, New Brunswick, Canada
Date: April 3, 1997

Hale-Bopp picture is an 8 minutes exposure with 200mm lens, f4.5, 800ASA fuji film. My picture was taken with an electronic flash with a 50 mm lens, fudji 800 ASA. The two pictures were combined with Photshop. It was the biggest snowball I ever caught...

238K 52K

339K 63K

131K 26K
Observer: Larry Daniel
Location: Old Salem in Winston-Salem, North Carolina
Date: April 3, 1997

The images were taken with Kodak Gold 400 using a 50mm lens at f1.8 for 30 seconds.

37K

16K
Observer: Jeff Nutkowitz
Location: Death Valley National Park, California
Date: April 3, 1997

Olympus OM2n 35mm SLR with 50mm f 1.2 Zuiko lens, a cable release, and a Gitzo tripod. Film used was Ektachrome P1600. Exposure times were approximately 30 to 40 seconds at f 1.2

26K
Observer: Bill Russell
Location: Little Cottonwood Canyon, Alta, Utah
Date: April 3, 1997

Fuji 800 Super G in a Canon AE1, a 205 mm zoom, f4.5, at 25 seconds.

38K
Observer: Don Lieu
Location: Fremont Peak, California
Date: April 3, 1997

200 mm Nikon zoom set at 200 f/3.5 4 minute guided exposure Fuji 400.

26K

24K
Observer: Don Lieu
Location: Fremont Peak, California
Date: April 3, 1997

Fuji 400, Takumar 300 mm set @ f/4, 4 min guided on Super Polaris mount.

19K

18K
Observer: Don Lieu
Location: Fremont Peak State Park, California
Date: April 3, 1997

1. Fuji 400, Nikon 28 mm set @ f/2.8, 1 min on tripod.

2. Fuji 400, Nikon 35 mm set @ f/3.5, 1 min on tripod

76K
Observer: Mohammad Odeh
Location: Al-Azraq, Jordan
Date: April 3, 1997

22K 15K
Observer: Matt Morgan
Location: Colorado
Date: April 3, 1997

200 msec exposure taken using a 216XT CCD and a 8"SCT @ f/6.3. The image was dark subtracted and looped 3 times using SuperFix.

27K
Observer: Tom Gleason
Location: Near San Mateo, California
Date: April 3, 1997

Canon AE-1, Fuji Provia 1600.

34K

10K
Observer: Warren Spivack
Location: Brooklyn, New York
Date: April 3, 1997 00:05-00:15 UT

First image:
Camera:  Konica FS-1
Lens:  Tamron 38-100mm zoom @100mm, =9F/3.5
Film:  Kodak Gold 400
Exposure:  4 sec

Second image:
Camera:  Konica FS-1
Lens:  Spiratone 500mm, =9F/8, mirror telephoto
Film:  Kodak Gold 400
Exposure:  4 sec

62K 5K

35K 4K
Observers: Alberto Quijano Vodniza, Jose Alonso
Location: Mayaguez, Puerto Rico
Date: April 3, 1997 00:06:27 UT

The first image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 5 sec exposure. The field of view is 23.1 X 17.4 arc min. Sky was very cloudy. The second images is in false color and color was processed with MIRA software.

82K 13K
Observer: Ralph Pass
Location: Andover, Massachussetts
Date: April 3, 1997 00:22 UT

This is a 20 second exposures of the comet. A 28mm F/3.5 lens was stopped to F/5.6. A Meade Pictor 416 was used to capture the image. A bilinear factor was used to reduce the effects of light pollution and the result image was logarithmically stretched. The streaks in the upper left are due to clouds that were moving in.

114K 11K

92K 17K

121K 13K
Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: April 3, 1997 00:30-01:00 UT

First image is a 60 second image of Hale Bopp obtained using a red filter and a 12 inch Maksutov telescope has been dark subtracted and flat fielded,and a false colour pallate applied.

Second image is a single 20 second exposure of Hale Bopp, taken through a blue filter and has been processed using a rank order masking technique; a 5x5 pixel mask with rank 60% and amplification 10 was used in this case.

Third image is 10 20 second exposures of Hale Bopp, taken through a blue filter between 00:50 and 01:00 UT have been combined and processed using a rotational gradient filter, with rotation 10 degrees and amplification 10.

127K 44K

217K 40K
Observer: Glenn French
Location: Brattleboro, Vermont
Date: April 3, 1997 00:45, 01:00 UT

Two images of comet Hale-Bopp taken on Kodak Royal Gold 1000 film. 500mm f5.6 4min exposure. 50mm f1.8 5min exposure.

30K
Observer: Rick Barnes
Location: ???
Date: April 3, 1997 01:00 UT

Exposure approx. 30 seconds to 1 minute, using KODAK Royal Gold 100 with a 50mm f1.8 lens.

93K

93K
Observers: Joseph M. Sivo, Joseph R. Sivo
Location: Brooklyn, New York
Date: April 3, 1997 01:00, 01:30 UT

Pentax k-1000, 50mm, stopped down to f/3.5. Fujicolor 400 ASA Super G Plus. Exposure 10 seconds.

24K
Observer: Darrell Cochran
Location: Alexandria, Virginia
Date: April 3, 1997 01:15 UT

Exposure: Ricoh 35mm camera, 50mm lens @ f1.4, exposed ~30 seconds on Fujicolor Super G 800 print film.

35K 9K
Observers: George Varros, Dave Varros
Location: Mt. Airy, Maryland
Date: April 3, 1997 01:15-01:46 UT

8" SCT f/10 EDC-1000 CCD. Images were unsharp masked.

95K
Observer: Brian Harrell
Location: Powhatan, Virginia
Date: April 3, 1997 01:20 UT

Fixed tripod 35mm Minolta with a 50mm lens @ f 2 using Fuji Super G 800 film. The exposure time was 25 secs.

12K

18K
Observer: Anna Thornton-Wyman
Location: Auburndale, Florida
Date: April 3, 1997 01:30-01:45 UT

1. 50mm 2.8, 10 sec, TMax Kodak.

2. 50mm 2.8, Kodak Gold 1000, 10 sec.

117K 32K
Observer: David Lynch
Location: Puckett Observatory, Mountain Town, Georgia
Date: April 3, 1997 01:35 UT

The film was non hypered PJM-2 exposed 4 minutes. The lens was a Nikon 300mm f2.8@2.8

223K 45K
Observer: David Hanon
Location: Mentone, Alabama
Date: April 3, 1997 01:40 UT

The image is a 2 minute exposure on Kodak ppf 400 film with a 300mm f/2.8 lens.

221K 53K
Observer: Geoff Chester
Location: Haymarket, Virginia
Date: April 3, 1997 01:45 UT

Image made through a 105mm f/2.5 Nikkor lens and is a 5-minute exposure on Kodak PPF-400 film.

104K
Observers: Joseph M. Sivo, Joseph R. Sivo, Thomas Sivo
Location: Brooklyn, New York
Date: April 3, 1997 01:45 UT

Photo was taken with Pentax k-1000, 50mm lens at f/3.5, Fujicolor 400 ASA Super G Plus, and a 12 sec exposure.

29K
Observer: Don Ross
Location: Oglebay Park, Wheeling, West Virginia
Date: April 3, 1997 02:00 UT

Nikon N6006 28mm F3.8 on Kodak RG1000 time lapsed at 120 seconds. The foreground tree branches were illuminated by a handflash during the exposure. The dotted line under the comet was a small airplane passing by with a strobe flasher.

94K

71K
Observers: Frederic Pelletier, Pierre Thibault
Location: Aster's Observatory, Quebec, Canada
Date: April 3, 1997 02:00 UT

5 minutes exposure on a Kodak 400. A 135mm lens was used.

105K 27K
Observer: Jim Barg
Location: Delaware Water Gap National Recreation Area, New Jersey
Date: April 3, 1997 02:10 UT

Kodak Royal Gold 1000 film, Nikon F2, 28mm, f2.8 for 20 seconds.

15K
Observer: John Maupin
Location: Boise, Idaho
Date: April 3, 1997 03:00 UT

Pentax PZ10. 50mm f1.7 30-35 seconds Fuji Super G+ 400.

117K 26K
Observer: Michael Warner
Location: Tucson, Arizona
Date: April 3, 1997 03:36 UT

Celestron C8 telescope, CookBook245LDC CCD Camera, 1.5 second exposure, Post-Processing included dark frame substraction, Unsharp Mask filter and Gamma correction ( 0.5 ) to enhance the rotating jets and ripples near the nucleus, the field of view = 11'x8'.

27K

22K
Observers: John Strohsacker, Sarah Maher
Location: Mount Carmel, Maryland
Date: April 3, 1997 03:47, 04:10 UT

197K 70K
Observer: Geoff Simon
Location: Pierre, South Dakota
Date: April 3, 1997 04:00 UT

The foreground image shows cottonwood trees on the east bank of the Missouri River. The trees were tinted golden yellow by the sodium vapor lights in the parking lot of a nearby motel. A riverfront home is barely visible through the trees. This photo was taken on Kodak 400 Gold film, 30 second exposure at f 2.8.

126K 32K

85K 16K

106K 20K

98K 22K

65K 15K
Observer: Dewey Vanderhoff
Location: Cody, Wyoming
Date: April 3, 1997 04:00-07:00 UT

30K
Observer: Steve Banbury
Location: Saratoga, California
Date: April 3, 1997 04:16 UT

Image of Hale Bopp taken with a 75mm f4 Olympus lens in conjunction with a Starlight Xpress SX color CCD Camera piggybacked on a C8. 30 second exposure.

193K 41K
Observer: Geoff Simon
Location: Pierre, South Dakota
Date: April 3, 1997 04:45 UT

Image taken using a 45-second exposure at f 4.0.on Kodak 400 Gold film.

72K 20K

73K 21K
Observer: Jeremy Seftor
Location: Palmer, Alaska
Date: April 3, 1997 06:50, 07:05 UT

Image one: Olympus OM1n with a 135mm f2.8 Zuiko lens. 15 Second exposure on Fuji 800 Super G.

Image two: Olympus OM1n with a 135mm f2.8 Zuiko lens. 15 Second exposure on Fuji 800 Super G.

73K 71K

108K 92K
Observer: Stefano Sposetti
Location: Monte Generoso, Ticino, Switzerland
Date: April 3, 1997 18:30 UT

The pictures were made at the prime focus of a 62cm f:8 Ritchey-Cr=E9tien-telescope owned by the Ferrovia Monte Generoso SA. The CCD is a Hi-SIS33, unfiltered. The black and white picture is a result of a median of five-2 seconds pictures. The image was processed with a gradient filter and logarithmed. The false colour picture is a result of a median of five-5 seconds exposures. The processing technique is the same used in the other photo.

178K 33K
Observers: Rainer Eisendle, Bruno Stampfer
Location: Heiligkreuz Observatory, Hall in Tyrol, Austria, Europe
Date: April 3, 1997 19:26 UT

3min on Fuji G800; Newton 32cmf4. The picture was only enhanced in brightness.

98K 17K
Observer: Paolo Candy
Location: Astr. Station Club Parco dei Cimini, Viterbo, Italy
Date: April 3, 1997 20:00 UT

Fish-eye (180deg x 360deg) f/2.8 camera lens self-made in 6mm x 6mm format -SP Dx mount & JMI Mototrak V-Ektacolor Progold 1000 SPZ 120 - 3 min. of exposure.

215K 38K
Observer: Astronomy Class (Students - Age 16-18)
Location: Sonderborg Observatory, Denmark
Date: April 3, 1997 20:00-21:06 UT

120 Sec photo, Fuji SG800 Press, 2004-2106 UT April 03, 1997, 50mm f 2.4. Sky conditions : Drifting clouds.

86K
Observers: Romke Schievink, Carl Johannink
Location: Euregio Public Observatory, Lattrop (Twente), The Netherlands
Date: April 3, 1997 20:14-20:50 UT

This "close-up" of Hale-Bopp is a composition of three separate images. Exposure time of the first image (head) is 4 minutes, the exposuretime of the second image is 6 minutes and the exposuretime of the third image is 8 minutes (note the larger number of stars visible on this part of the composition).

Optics: flatfield camera 475mm/f3.8 Film: Fujicolor super G plus.

206K 65K

220K 76K
Observers: Alessandro Dimai, Davide Ghirardo
Location: Col Druscie Observatory, Cortina d'Ampezzo, Italy
Date: April 3, 1997 20:38 UT

Two images of the Hale Bopp comet taken on April 03.86 UT with a Tele 100 mm f/2.8, exp. 3' - 35 mm. lens f/2.8, exp. 3'.

102K 47K
Observers: Salvador Sanchez, Antonio Garcia
Location: Observatorio Astronomico de Mallorca, Costitx, Spain
Date: April 3, 1997 20:47:59 UT

This white light (i.e. no filter) image was obtained using the C14 (35cm diameter) telescope at f/11 and an ST-6 CCD camera. It is atreated composite of 25 0.3s exposures.

42K
Observer: Thomas Collin
Location: Trois-Rivers, Quebec, Canada
Date: April 3, 1997 01:30 UT

This image was taken on Fujicolor 400 using a 28mm wide angle lens.

23K
Observers: Danny Lin, B.R. Chen, H.G. Lee
Location: Alie Mountain, Taiwan
Date: April 3, 1997 19:00 PM

37K

19K

33K

13K

15K

37K

20K
Observer: Thierry Valat
Location: Chailly en Brie, France
Date: April 3, 1997 19:30 - 21:15 UT

First 3 images taken using a 50mm Zeiss lens at F/D 2, in 15s on Ektar 1000 on a tripod. Fourth & fifth images taken using a 28mm Tokura lens at F/D 4, in 20s & 30s on Scotch 400 on a tripod. Last image taken using a 50mm Zeiss lens at F/D 2, in 15s on Ektar 1000 on a tripod.

16K
19K
Observer: Ragnar Johnskaas
Location: Lillehammer, Norway
Date: April 3, 1997 20:30-22:00 UT

1. Hale-Bopp with birch trees in twilight. Kodak Gold 400, 28mm at f/2.8, 30 seconds.

2. Hale-Bopp and illuminated house, Kodak Gold 400, 28mm at f/2.8, 40 seconds.

63K 18K

81K 32K
Observer: Jarle Aasland
Location: Stavanger, Norway
Date: April 3, 1997 20:48 UT

Fujicolor 800, 28mm f/2.0, 15 second exposures.

15K
Observer: Pierre Kervella
Location: Observatoire de Meudon, Paris, France
Date: April 3, 1997 20:50 UT

Image taken with a Mead LX200 20cm telescope and Lynxx PC CCD camera.

227K 57K
Observer: Bernd Schatzmann
Location: Denmark
Date: April 3, 1997 21:01-21:08 UT

420 Sec photo, Fuji SG800 Press, 2101-2108 UT April 03, 1997, 135mm f 3.2.

79K
Observer: Frans Frenken
Location: 's-Heer Arendskerke, The Netherlands
Date: April 3, 1997 22:50

20 Second exposure. Blue tail is also visible.

24K
Observer: Alan Newman
Location: St. Lucia, West Indies
Date: April 3, 1997 23:20 UT

Nikon 50 mm, F 1.4, 30 seconds, Kodak Gold 400.

13K
Observer: Near-Earth Tracking (NEAT) Team
Location: Haleakala, Hawaii
Date: April 4, 1997

41K
Observer: Kennedy Space Center Public Affairs
Location: Kennedy Space Center, Florida
Date: April 4, 1997

The soon-to-be-spaceborne Space Shuttle Columbia gets a flyby visit from the Comet Hale-Bopp (shown as the streak at left center) while awaiting launch on the STS-83 mission. This photo was taken the night before the planned liftoff.

45K
Observer: Joe Roberts
Location: Salem, Connecticut
Date: April 4, 1997

Vivitar 500mm F6.3 lens on Kodak Royal Gold 400 film. Five minute exposure. Guiding piggyback on Celestron CG-11.

94K

91K
Observer: Loke Kun Tan
Location: Red Rock Canyon Park, California
Date: April 4, 1997

Both images were taken with a Pentax 6x7 camera, the first image used a 165mm lens while the second image used a 90mm lens. The images have been sharpened using an unsharp mask step in Photoshop.

20K
Observer: Daniel Fischer
Location: Koenigswinter, Germany
Date: April 4, 1997 UT

50 mm / 1.8 on Fujichrome Sensia 400.

89K

36K
Observer: Bill Hood
Location: ???
Date: April 4, 1997

First image: 80-200mm lens at f/5.6 for 15 min. on hypered Fuji 400 film. Second image: Background exposure was 30 secs. at f/2.8, then I covered the lens and stopped down to f/16 and fired a flash set at f/16. Taken with a Mamiya 645 and a 45mm lens on Fuji 400 film.

92K
Observer: Vladimir Sevcik
Location: Edmonton, Canada
Date: April 4, 1997

Canon camera. 400 ASA camera film, 15 seconds.

35K
Observer: Vladimir Sevcik
Location: Edmonton, Canada
Date: April 4, 1997

Canon camera. 400 ASA camera film, 15 seconds.

27K
Observer: Arto Oksanen
Location: Murrame, Finland
Date: April 4, 1997

24 mm f2.8 lens, 10s exposure, Kodak Ektaprint MultiSpeed film.

78K

51K
Observer: Attila Szucs
Location: Tihany, Hungary
Date: April 4, 1997

1. The image is showing the comet above the Tihany abbey. It was taken with a lens f/2.8 - 58 mm. Fujicolor Super Gl 100 film was used and the time of exposure was 2 min.

2. f/4 - 200 mm Pentacon objective was used, the exposure time was 1.5 min.

38K
Observer: Ed Johnson
Location: Cloudburst Summit, California
Date: April 4, 1997

50mm, f2, SG800 film, 4 minute exposure.

37K
Observer: Mark ???
Location: Denver, Colorado
Date: April 4, 1997

olympus 24 mm , 30 sec exposure, kodak 400 film.

57K 4K

39K 3K
Observers: Alberto Quijano Vodniza, Jose Alonso
Location: Mayaguez, Puerto Rico
Date: April 4, 1997 00:01:00 UT

The first image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 5 sec exposure. The field of view is 23.1 X 17.4 arc min. Sky was cloudy.

The second images is in false color and color was processed with MIRA software.

85K 35K

87K 37K

80K 25K
Observer: Jarle Aasland
Location: Stavanger, Norway
Date: April 4, 1997 00:02 UT

120K 14K
Observers: Alberto Quijano Vodniza, Luis M. Quinones
Location: Mayaguez, Puerto Rico
Date: April 4, 1997 00:10 UT

Image was taken with a Canon camera through a 16 inch, F10 reflector. 20 sec exposure. Film : 1000 ASA Kodak Royal Gold. Sky was cloudy.

157K 12K

183K 23K

110K 12K
Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: April 4, 1997 00:30-01:00 UT

First image is a 60 second image of Hale Bopp obtained using a red filter and a 12 inch Maksutov telescope has been dark subtracted and flat fielded,and a false colour pallate applied.

Second image is 19 20 second images all taken through a blue filter between 00:30 and 01:00 UT have been combined and then processed using a rank order masking technique; a 5x5 pixel mask with rank 60% and amplification 10 was used in this case.

Third image is 19 20 second exposures of Hale Bopp, taken through a blue filter between 00:50 and 01:00 UT have been combined and processed using a rotational gradient filter, with rotation 10 degrees and amplification 10.

31K
Observer: Dan Pfeiffer
Location: Euclid, Ohio
Date: April 4, 1997 00:50 UT

50mm, f2, 20 seconds, Fuji Super HG 400.

27K
Observer: Gary Field
Location: Halibut Point, Rockport, Massachusetts
Date: April 4, 1997 01:00-02:00 UT

Kodak Royal Gold 1000 film in a Pentax K1000 35 mm camera with a 85 to 210 mm f/4.5 zoom lens piggy backed onto a Meade 2045 telescope driven by a 12V drive corrector. The exposure was: 5 min. @ 210 mm

33K
Observer: Philippe Deschenes
Location: Rawdon, Quebec, Canada
Date: April 4, 1997 02:00 UT

Equipment: Nikkormat + 50 mm F/2. Exposure: App. 1 min.

15K
Observer: Leon Reneau
Location: Milpitas, California
Date: April 4, 1997 02:30 UT

3 min. guided exposure on unhypered Fuji super G 800 with 90mm f/2.8 lens. Used manual barn door tracker with 8X50 guide scope.

42K

44K
Observer: Joachim Wesner
Location: Pecos & McDonald Observatory, Texas
Date: April 4, 1997 02:30, 03:30 UT

Kodak Royal Gold 100, 45 mm/f 2.0, 40 second exposures.

13K
Observer: Bill Keel
Location: Moundville Archaeological Park, Alabama
Date: April 4, 1997 03:00 UT

20 seconds on Kodacolor 400, 50mm f/1.8.

153K 36K

173K 46K
Observer: Geoff Simon
Location: Oahe Dam, South Dakota
Date: April 4, 1997 03:15, 05:15 UT

Both shots were taken on April 3 using 30 second exposures at f 2.8 on Kodak 400 Gold film.

152K 22K
Observer: Allen Ginzburg
Location: Aptos, California
Date: April 4, 1997 03:30 UT

Equipment:      Orion ShortTube 80mm f/5 refractor piggy backed
                on a Meade LX-200 10".  The exposure was manually
                guided.  Camera is a Nikon FG.
Film:           Fuji 400
Exposure time:  5 minutes

34K
Observer: Stephen Nahm
Location: San Francisco, California
Date: April 4, 1997 04:00 UT

Image taken with a fairly basic camera set up, a Minolta SLR and 1000 ASA film.

61K

60K
Observer: Charles McKee
Location: Burnaby Mountain, British Columbia, Canada
Date: April 4, 1997 04:00, 05:10 UT

Camera: Olympus OM-1, barndoor tracker Film: Fuju 1600 asa.

1. 1600 asa, 150 mm, f3.5, 30 sec.

2. 1600 asa, 300 mm, f3.8, 45 sec.

188K 32K
Observer: Dale Ireland
Location: Silverdale, Washington
Date: April 4, 1997 04:30 UT

Nikon 1000mm f/8, PPF400, 1 minute.

182K
Observer: David Such
Location: Uvas Dam, San Jose, California
Date: April 4, 1997 04:30 UT

Exposure: 25 sec w/70mm lens, f2.8, Fuji G-800 on tripod (unguided).

21K
Observer: Jeff Robinson
Location: Livermore, California
Date: April 4, 1997 04:30 UT

Image taken with the Clementine Star Tracker Stellar Compass, a CCD camera with a 60=B0 x 40=B0 FOV. Exposure time was 770 ms. No image processing was done.

72K
Observers: Francois St-Pierre, Jochen Rink, Mariana Nodale
Location: Pearson College Observatory, Victoria, British-Columbia, Canada
Date: April 4, 1997 05:15 UT

Pentax camera (250mm lens) containing a 800 ASA Fuji film. The camera was piggy-backed on a 25=22 telescope during 12 minutes.

79K 45K

43K 25K

72K 33K
Observer: Gianluca Masi
Location: Ceccano, Italy
Date: April 4, 1997 18:40-18:59 UT

The first image is a five frame mosaic, each frame 1 min exposure. They have been log-scaled using a software done by me. Technical informations on the same picture. Vixen SP R-150S; CCD SBIG ST-7.

The second image shows the region near the nucleus with dust waves clearly visible. Unsharp mask used. Technical informations on the same picture. Vixen SP R-150S; CCD SBIG ST-7; elaboration: QMiPS32.

The last image shows the coma around the nucleus. The image has been log-scaled using s software done by me. Technical informations on the same picture. Vixen SP R-150S; CCD SBIG ST-7.

35K
Observer: Robert Ramos
Location: Mt. Montserrat, Spain
Date: April 4, 1997 19:30 UT

Fujicolor 800 and 40" exposure. Lens aperture 2.8. Lens: 80-200 FD 2.8 Nikon.

110K
Observers: Herman Mikuz, B. Kambic
Location: Crni Vrh Observatory, Slovenia
Date: April 4, 1997 19:57-20:12 UT

Color image of Comet Hale-Bopp taken with 19-cm f/4 Flat-field S-C camera and Kodak Ektacolor ProGold 1000 film 6x7 format).

77K 35K

55K 25K
Observer: Pavel Kubicek
Location: Observatory and Planetarium, Teplice, Czech Republic
Date: April 4, 1997 20:26 UT

First image is a sandwich of three original, processed images, 8 seconds each with 150mm (6") Maksutov - Cassegrain f/15 + Barlow lens 1.3x and Cookbook 245 CCD camera.

Second image is a sum of the same original images processed with = rotational gradient filter.

63K

64K
Observer: Franco Cristini
Location: Macerata, Italy
Date: April 4, 1997 20:30 UT

First image: Nikon - F 90, zoom 35/70, f/2,8.
Second image: Nikon - F 90, zoom 35/70, f/2,8.

13K

15K
Observer: Fred Wehner
Location: Hennweiler, Germany
Date: April 4, 1997 21:05 UT

The first image is taken with a Pentax 1:1.4 50mm on Kodak Tri-X-Pan with 25 sec exposure time.
The 2nd images is taken with a Pentax 1:2.5 200mm on Kodak Tri-X-Pan and 15 sec exp. time.

21K 5K

19K 4K
Observers: Jose Manteca, Albert Sanchez
Location: Barcolona, Spain
Date: April 4, 1997 21:30 UT

Two images taken with a CCD PIXEL 211, 4/4/1997, of 1 second NO FILTER. The images have been processed with a smooth filter and sobel filter.

169K 32K
Observer: Bernd Schatzmann
Location: Sonderborg Observatory, Denmark
Date: April 4, 1997 21:31 UT

240 Sec photo, Fuji HG800 Press, approx 2131UT + 6 min April 04, 1997, 300 mm Pentax Photolens, compressed to f3.2.

18K
Observer: Peter R. Rueckert
Location: Lugano, Switzerland
Date: April 4, 1997 22:00 UT

Nikon F2, 135 mm, 30", f:2.8, Fujicolor 200 ASA.

22K
Observer: Marco Paolo Pavese
Location: Genoa, Italy
Date: April 4, 1997 22:00 PM

Nikon F4, 500mm + TC 1.4, 5 second exposure.

77K 11K

50K 11K
Observers: Alberto Quijano Vodniza, Luis M. Quinones
Location: Mayaguez, Puerto Rico
Date: April 4, 1997 23:52:23 UT

The first image was taken with a ST-6 CCD camera through a 5 inch, F10 reflector. 1 sec exposure. The field of view is 23.1 X 17.4 arc min.

The second images is in false color and color was processed with MIRA software.