78K
37K
Observers: Glenn Ray, Dana Christensen Ray
Location: Fulshear, Texas
Date: April 7, 1997 02:07-03:01 UT
First Image
Camera: Pentax 645 (4x5), 200mm f/4
Film: Kodak Pro 1000
Exposure: 3 minutes each
Time: 02:07 and 02:11 UT (21:07 and 21:11 CDT)
Notes: North is right. Two negatives scanned and "added" together
in Adobe Photoshop 4.0 (Thanks to Jerry Lodriguss for the
Photoshop tips!)
Second Image
Camera: Celestron 8" with f/5.6 corrector/reducer
(1120mm effective focal length)
Film: Fujichrome 1600D (Provia), pushed 2 stops
Exposure: 2 minutes each
Time: 02:59:00 and 03:01:30 UT (21:59 and 22:01:30 CDT)
Notes: Composite of two photos, showing position of pseudonucleus
relative to M34. North is right.
Photos taken from a site approx. 5 miles northwest of Fulshear, TX (25 miles W of Houston). Negatives scanned and loaded into Adobe Photoshop 4.0. Levels adjusted and sharpening applied (using unsharp mask). Visually, dust tail length approximately 10 degrees; ivory in color. Estimated magnitude -0.4 (between Capella and Mars). This site has moderate light pollution, being only 25 miles from downtown Houston.
glenn.ray@aspentech.com
Comet Hale-Bopp Home Page