Technical Memoranda

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1991    1990    1989    1988    1987    1986

1991

OAA-91-01
Columbus Telescope Wide-Field Corrector for the 8.4m Baseline - II
Bonaccini (2-18-91)

OAA-91-02
Primary Mirror Temperature Control System: Feasibility Study of an Air-Air Ejector Device
Miglietta (4/91)

OAA-91-03
Summary of Mirror Handling Analysis Presented at Columbus Project Engineering Meeting
Parodi (4/16-20/91)

OAA-91-04
M1 Mirror Hardpoints Support System: Modal Analyses in Different Geometric Configurations
Miglietta (11/91)

OSU-91-01
Cleaning and Coating Large Mirrors
Atwood and Sabol (10-7-8-91)

UA-91-01
2.2m Stylus Profilometry for SOML "Small" Optics
West (3-25-91)

UA-91-02
Summary of November 1990 Columbus Project
Engineering Meeting
Hill (4-1-91)

UA-91-03
Null Test Optics at Steward Observatory Mirror Lab
Burge (5-3-91)

UA-91-04
Stressed-lap Polishing of 3.5-m f/1.5 and 1.8-m f/1.0 Mirrors
Anderson et al. (10-2-91)

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1990

MMT #27
Comparison of Secondary Substrate Material and Construction
Blanco (6/90)

OAA-90-01
Study of a Three Element Corrector at the F/5.26 Cassegrain Focus of a Telescope with an 8 M F/1.2 Primary
Bonaccini (1/90)

OAA-90-02
FEA Analysis of Columbus Tertiary Mirrors
Del Vecchio (10-17-90)

OAA-90-03
A Summary of Stress Analysis for 8 m Mirror Blanks
Parodi (11-16-90)

OAA-90-04
Structural Analyses of Columbus Telescope:
What Have We Learned?
Del Vecchio (11/90)

OAA-90-05
Air-Air Ejector System for Mirror Ventilation:
Thermodynamic Study and Numerical Prediction.
Comparison with the Experimental Data.
Miglietta and Ramacciotti (5/91)

OSU-90-01
Fabric Mirror Covers
O'Brien (5-11-90)

OSU-90-02
Preliminary Baffle Design for Wide Field Cassegrain Focus
Egnaczyk (7-24-90)

OSU-90-04
Baffle Design Tradeoffs Wide Field Cassegrain
O'Brien (11-12-90)

UA-90-01
8.4 Meter Primaries?
Hill and Angel (5-10-90 and revised 5-28-90)

UA-90-02
Progress on the Conceptual Design of the Columbus Project Enclosure
Hill (6-15-90)

UA-90-03
Notes on Infrared Optimization
Hill (6-18-90)

UA-90-04
Mirror Support System for Large Honeycomb Mirrors
Hill (9-6-90)

UA-90-05
A Double Mirror Hindle Test Configuration Which Allows the
Testing of Six Large Hyperboloidal Secondary Mirrors Burge (10-18-90)

UA-90-06
Status Report on the Vatican 1.8-m f/1 Mirror
Martin (12-4-90)

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1989

OSU-89-1
Aluminizing Large Optics
Byard and Atwood (11-14-88)

UA-89-1
Enclosures that Fold Away
Davison and Angel (1-25-89)

UA-89-2
Recent Progress on the Columbus Project and the Mirror Laboratory Program
Angel, Hill, Martin and Strittmatter (3-15-89)

UA-89-3
Optical Subsystem Alternatives for the Columbus and Magellan Telescopes
Epps (1-27-89)

UA-89-4
Feasibility Study of the Elevation Structure
Hill (3-22-89)

UA-89-5
Control System for the Columbus Telescope System
Nagel (5-4-89)

UA-89-6
Summary of the Columbus Project Meeting
on Direct Drive Motors and Telescope Control
Hill (7-31-89)

UA-89-7
Onboard Mirror Ventilation
Davison (12-89)

UA-89-8
Still Another Baseline Telescope Description
Hill (11-17-89)

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1988

OAA-88-01
Wide Field, Single Element Corrector for F/15 Focus
Bonaccini (7-6-88)

OSU-88-4
Thermal Control at the Columbus Observatory
Atwood (6-8-88)

UA-88-01
Aluminizing the Mirrors in the Telescope
Davison (1-4-88)

UA-88-02
A Telescope Design that Incorporates the Recent Changes in the Baseline Telescope
Davison (1-11-88)

UA-88-03
Wide Field Cassegrain Corrector Specifications
Hill (1-20-88)

UA-88-04
Revised Baseline Telescope Description
Hill (1-20-88)

UA-88-05
Tucson Engineering Meeting
Hill (1-17-19-88)

UA-88-06
Notes on Aluminizing 8 meter Mirrors
Hill and Lesser (8-10-88)

UA-88-07
Mirror Support and Wind Forces
Woolf (no date)

UA-88-08
Secondary Actuators
Davison (3-30-88)

UA-88-09
Seeing on Mt. Graham: Discoveries and Site-to-Site Variations
Cromwell, Haemmerle and Woolf (5/88)

UA-88-10
Taking the Telescope's Temperature
Woolf and Cheng (5/88)

UA-88-11
Excerpts from BCV report #112
(6-20-88)

UA-88-12
Refined Baseline Telescope Description
Hill (7-8-88)

UA-88-13
Basic Architectural Requirements of the Columbus Project
Telescope Enclosure
Davison, Salinari, Woolf and Hill (10-12-88)

UA-88-14
Error Budget for the Two-Shooter
Hill (7-20-88)

UA-88-15
Definition of the Aluminizing Chamber for Cost Estimate
Davison (7-18-88)

UA-88-16
Cost Estimate for the Columbus Project Enclosure
Davison (8-2-88)

UA-88-17
Focal Plane Utilities for Columbus
Hill and Atwood (10-25-88)

UA-88-18
State of the Columbus Telescope Design
Hill (10-27-88)

UA-88-19
A Design for the Six Leg Secondary Actuators
Davison (11-3-88)

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1987

OSU-87-1
Constraints Placed on the Telescope Design by the Instruments
Baldwin (6/87)

OSU-87-2
Spectrograph Configurations
Byard (6/87)

OSU-87-3
Wide-field and Ultraviolet Spectroscopy
Peterson (6/87)

OSU-87-4
Time-resolved Observations With the 11.3 M Telescope
Kaitchuck (6/87)

OSU-87-5
Why Ohio State Requires a General Purpose Telescope
(7/87)

OSU-87-6
Ohio State University Response to R.G. Kron's Memo
on Direct Imaging with Large Telescopes (22 June 1987)

OSU-87-7
Discussion of Instrumentation, at the Yerkes Meeting of
the Columbus Project Scientific Advisory Committee
Baldwin (10/87)

UA-87-1
Secondary Changing Schemes
Davison (1/87)

UA-87-2
Optics Mounting in the Two Ring Columbus Project Structure
Davison (1/87)

UA-87-3
An Integrated System Telescope Design
Davison (1/87)

UA-87-3A
Appendix to "An Integrated System Telescope Design"
Davison (2/87)

UA-87-4
Image Motion as a Measure of Seeing Quality
Martin (12/87) (Also Report #3)

UA-87-5
Draft Error Budget for the Two-Shooter
Hill (1/87)

UA-87-7
Proposed Study of Alternative Telescope Concepts
Hill (2/87)

UA-87-8
Centrally Mounted Design for the Columbus Telescope
Angel (no date)

UA-87-9
Summary of April 1987 Engineering Meeting in Milan
Hill (5/87)

UA-87-10
Site Seeing Comparison on Mt. Graham
Cromwell, Haemmerle and Woolf (no date)

UA-87-11
Update on the Two Ring Telescope Finite Element Model
Davison, Bavirisetty (7/87)

UA-87-12
Telescope Pier Study
Davison (8/87)

UA-87-13
Basic Consideration on Mirror Support Mechanisms for Honeycomb Blanks
Hill, Angel, and Citterio (8/87)

UA-87-14
Optical Design Study Tasks Arising from Castel Gandolfo Workshop
Hill (8/87)

UA-87-15
Comparison of Drives for Telescope Models A and B (alias the R2 Memo)
Davison (9/87)

UA-87-16
Comparison of Finite Element Models of Telescopes A and B
Davison, Bavirisetty and Angel (10/87)

UA-87-17
Summary of July 1987 Engineering Meeting in Castel Gandolfo
Hill (10/87)

UA-87-18
Two Possible Enclosures for the Columbus Project
Davison (10/87)

UA-87-19
Manufacture, Testing and Cost of 2m Secondaries
Angel (no date)

UA-87-20
Baseline Telescope Description
Hill (10/87)

UA-87-21
Basic Considerations for the Design of a Vacuum
Aluminizing Chamber for the Columbus Project
Davison and Williams (10/87)

UA-87-22
A Ritchey-Chretien Design for the Columbus Telescope
Blanco (12/87)

UA-87-22A
Addendum to Columbus Project Technical Memorandum
Blanco (2/88)

UA-87-23
Spider Investigations
Davison (12/87)

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1986

UA-86-1
The Vatican 1.8 Meter Telescope Modeling Parameters
Valuable to the Two-Shooter
Davison, Goble, and Blanco (10/86)

UA-86-2
Comparison of One and Two Ring Designs
Davison, and Blanco (10/86)

UA-86-3
Third Order Aberration Calculations for Various VATT Optical Designs
Hill (10/86)

UA-86-4
Mechanical Modeling Objectives of the VATT with Respect to the Columbus Telescope
Davison, Ulich (12/86)

UA-86-5
Wide Field Cassegrain Focus, Baseline Design and Tradeoffs
Hill (12/86)

Rpt. 1 A Big Binocular Telescope Mount Concept
Davison (3/86)

Rpt. 2 Roller Support Drives
Davison (12/86)

UA-86-6
Phased Focus for the Two-Shooter Telescope
McCarthy (11-13-86)

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