
The Walker Observatory under
a 1st Quarter Moon

Jerry Logan received a Merit
Award for
his 12" F/15 Maksutov

Loren Bjerke received a
Merit Award for
his 6" F/7 Newtonian

The Valley of the Moon
Astronomical Society
received a Merit Award for their 40"

Paul Johnson received an
Honorable Mention
for his 16" Newtonian

Bruce Kelley received a
Merit Award for the
motorized collimation system on his 17-1/2"
Dobsonian - Details below


Steve Swayze received a
Merit Award for
his 30" F/4 with a cold molded veneer
tube finished in maple and walnut

Bill Russell received a
Merit Award for his 24"
Dobsonian with thermal equilibrium controls

John Lightholder received a
Merit Award for
his 18" F/5.5 on an equatorial platform

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Date: May 28-31, 1993 Attendance: 1,557
Attendance was down a little with the First Quarter Moon, but the Telescope Field was
still bristling with activity. A new size record was set by the Valley of the Moon
Astronomical Society (VMAS) with their 40" F/3.2 Dobsonian. The primary mirror, which
is just 3/4 inch thick at the center, was ground by Harold Moore. It rests on a 114-point
flotation system and weighs just 110 pounds.
A mechanical marvel was
the 24" F/4 made by Jim Hannum. It has a wonderfully machined equatorial mount and a
foam core fiberglass tube. It weighs 660 pounds and requires three people to assemble.
Gerry Logan checked in
with a 12" F/15 Maksutov which gave wonderful images. He incorporated a new thermal
equilibrium system that steadied the image within 30 minutes.
John Dobson provided an
impressive telescope making demonstration. Along with a group of volunteers, he created a
10" telescope from a pre-curved mirror blank an a pile of wood. The uncoated mirror
provided good views of the Moon before the evening program.
Finally, this was the
25th RTMC. A celebration honoring Cliff and Jackie Holmes and the RTMC, complete with cake
was held Saturday Night. Clifford W. Holmes passed away three months later.
Speakers:
- Jim Stevens, "Backpacking with a
Ten-Inch Telescope"
- Joel Harris, "Go South, Young Man! Two
Occasions Occurring Offering Objects Occultations to Occupy Observer's Optics"
- Terrence Dickinson & Alan Dyer,
"The Galaxy From Las Companas, Chile"
- Rick Shaffer, "The Spirit of the RTMC
Awards"
- Bob Ashford, "Update on the 72-Inch
Large Amateur Telescope (LAT) Project"
- Rick Blakley, "Resurrect The Herschel
Doublet"
- Bob Buchheim, "A Low-Tech, Cheap
Equatorial Platform"
- Chris Butler, "What's Up at
RTMC93"
- John Dobson
- Douglas George, "CCD Image
Processing"
- Phil Harrington, "Harrington on
Binoculars"
- Tom Johnson, "Evaluating Telescope
Optics"
- Gil Clark, "The Telescopes In
Education (TIE) and Amateur Astronomy Program"
- Dr. Robert Jastrow, "Mt. Wilson -
America's Observatory"
- Wayne Johnson, "Supernova SN1993J in
M81 and the SunSearch Supernova Program"
- Steven Overholt, "Giant, Lightweight
Telescopes - Why They Work"
- Perry Hacking, "Telescope Making at El
Camino College"
- David Levy, "Especially For Kids"
- Dean Ketelson, "Large Optics at the
University of Arizona Mirror Laboratory"
- Peter Ceravolo, "Interference Testing
of Telescope Optics"
- Panel Discussion, "Telescope Making -
The Past 25 Years, The Next 25 Years", Moderated by Steve Edberg
Merit Award
Winners:
- Steve Swayze, Simple Yet Elegant Large
Aperture Telescope
- Bill Russell, Well-Implemented 'One Person'
14" Telescope
- Valley of the Moon Astronomical Society,
Outstanding Team Effort - 40" F/3.2 Dobsonian
- John Lightholder, Excellent Craftsmanship
with Minimum Tooling
- Loren Bjerke, Outstanding User-Friendly
Telescope
- Keith Lawson, Outstanding Design &
Craftsmanship in Optical Mounting
- Gerry Logan, Excellent Execution of a
Challenging Optical Design
- Jim Hannum, Outstanding Design and
Craftsmanship
Honorable
Mentions:
- Rick Yessayian, Embodiment of the True
Spirit of Telescope Making
- Jerry Van Hofwegen, Innovative Pier &
Trailer Combination
- Doug Ostroski, Innovative Clutch
Modification
- Mike Spooner, Innovative Use of Materials
- Dave Wile, Simplified Cheshire
- Paul Johnson, Metal Craftsmanship
- Bruce Kelley, Skillful Integration of
Innovative Ideas
- Las Vegas Astronomical Society, Group
Effort on a Large Telescope Project
- El Camino College Telescope Making Class,
Advancing the Cause of Telescope Making
- Randy Steiner, First Telescope Project -
8" F/4.5 designed for handicapped use
- Randy Johnson, Low Cost Construction
Warren Estes
Award:
Scott Crosby
Clifford W.
Holmes Award:
John Sanford
Clyde
Tombaugh Award:
Del Woods

Perry Hacking and his El
Camino College Telescope Making Class
received an Honorable Mention for advancing the art of telescope making

Randy Steiner received a Merit Award for his
8" F/4.5 designed for handicapped use

Cliff & Jackie Holmes helping to
celebrate the 25th Anniversary of the RTMC
®
© 1999 Riverside
Telescope Makers Conference, Inc.. All rights reserved.
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