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Comet Hale-Bopp Images - September 1997

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Observer: David Jones
Location: Jondaryn, Queensland, Australia
Date: September 6, 1997 17:25 UT

Exposure Details : 8" f/1.5 Schmidt Camera, 15 minutes, Hypered Kodak PJM640. Hale-Bopp in Puppis near NGC2467.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 8, 1997 09:55 UT

1. 19 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch f5 Maksutov, using a red filter. Exposures taken at one minute intervals.

2. The above image has been false-colorized to reveal structure.

3. The above image has been magnified.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 10, 1997 09:55 UT

1. 3 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch f5 Maksutov, using a red filter. Field of view is approximately 0.3 degrees by 0.2 degrees. Exposures taken at one minute intervals.

2. The original composite image has been magnified by a factor 2 and false-colorized to reveal structure.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 11, 1997 09:29 UT

43 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch f5 Maksutov, using a red filter. Field of view is approximately 0.3 degrees by 0.2 degrees. Exposures taken at one minute intervals.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 12, 1997 10:05 UT

10 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch f5 Maksutov, using a red filter. Field of view is approximately 0.3 degrees by 0.2 degrees. Exposures taken at one minute intervals.


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Observer: Alberto Quijano Vodniza
Location: Mayaguez, Puerto Rico
Date: September 13, 1997 08:44:34 UT

Image was taken with a ST-6 CCD camera through a 16 inch, F10 reflector with 10 sec exposure. The field of view is 5.5 X 7.3 arc min.

Second image was processed with MIRA software.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 13, 1997 09:17 UT

1. 43 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch f5 Maksutov, using a red filter. Field of view is approximately 0.3 degrees by 0.2 degrees.

2. The original composite image has been magnified by a factor 2 and false-colorized to reveal structure. Note the linear feature to bottom right.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 14, 1997 09:36-10:10 UT

1. 29 separate 40 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch f5 Maksutov and no filter. This is therefore and integrated white light image Field of view is approximately 0.3 degrees by 0.2 degrees.

2. The original composite image has been logarithmically scaled, unsharped masked and false-colorized to reveal structure using Mira.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 16, 1997 09:27-10:18 UT

1. 42 separate 40 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. This is an integrated white light image.

2. The original composite image has been logarithmically scaled and false-colorized to reveal structure using Mira. Note the linear features.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 18, 1997 09:40-10:10 UT

1. 31 separate 40 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. This is an integrated white light image.

2. The original composite image has been logarithmically scaled and false-colorized to reveal structure using Mira. Note the linear features.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 19, 1997 09:30-10:00 UT

1. 21 separate 50 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter.

2. 21 separate 50 second images and 37 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter.


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Observer: Alberto Quijano Vodniza
Location: Mayaguez, Puerto Rico
Date: September 21, 1997 09:12:27 UT

Image was taken with a ST-6 CCD camera through a 16 inch, F10 reflector with 20 sec exposure. The field of view is 5.5 X 7.3 arc min.

Second image was processed with MIRA software.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 20, 1997 09:47 UT

50 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. This is an integrated white light image.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 21, 1997 09:23 UT

50 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. This is an integrated white light image.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 22, 1997 09:50 UT

1. 17 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. This is an integrated white light image.

2. 17 separate 30 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 23, 1997 09:54 UT

24 separate 40 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. This is an integrated white light image.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 24, 1997

15 separate 45 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. The image has been processed using an unsharp mask, with mask sigma set to 4.0 degrees.


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 25, 1997

1. 22 separate 45 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes.

2. 22 separate 45 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. The image has been processed using an unsharp mask, with mask sigma set to 4.0 degrees


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Observer: Ian Griffin
Location: Astronaut Memorial Planetarium & Observatory, Cocoa, Florida
Date: September 29, 1997 09:50 UT

1. 8 separate 30 second images and 30 separate 45 second images of Hale Bopp have been flat fielded and combined to create this image. The image was obtained using a 12 inch Maksutov with 1524mm focal length and no filter. Image is 31.1 by 20.7 arc minutes. This is an integrated white light image.

2. The above image was obtained by applying a mathematical image processing algorithm to the original picture at the top of the page. The image has been processed using a rotational gradient filter, with rotation parameter 10 degrees and amplification factr 5.0

3. The image has been processed using an unsharp mask, with mask sigma set to 5.0.


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Observer: Michael Brown
Location: Siding Spring Observatory, Australia
Date: September 30, 1997 19:03 UT

The original image was a 20 second R band integration obtained at 19:03 UT on 30 September 1997 with the 1m telescope at Siding Spring Observatory, Australia. One image is the original image and the second image has had a median fit subtracted to show the jets surrounding the nucleus.


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

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