[NRAO logo]
NRAO logo  


[NRAO dedication, 1957]
NRAO dedication, 1957. NRAO/AUI image


[Dedication of the 85 foot Tatel telescope]
85 foot Tatel Telescope dedication, 1958. NRAO/AUI image


[85 foot Tatel telescope]
85 foot Tatel Telescope. NRAO/AUI image


[Struve at groundbreaking for 300 foot telescope]
Struve at 300 foot ground breaking, 1961. NRAO/AUI image


[300 foot telescope]
300 foot telescope. NRAO/AUI image


[140 Foot telescope ground breaking]
140 foot telescope ground breaking, 1958. NRAO/AUI image


[NRAO 140 Foot telescope]
NRAO 140 Foot telescope. NRAO/AUI image


[Green Bank Interferometer]
Green Bank Interferometer. NRAO/AUI image


[VLA dedication]
VLA dedication, 1980. NRAO/AUI image


[VLA]
VLA. NRAO/AUI image


[AIPS logo]
AIPS logo. NRAO/AUI image


[VLBA Pie Town antenna]
VLBA Pie Town antenna. NRAO/AUI image


[300 foot telescope after 1988 collapse]
300 foot after collapse, 1988. NRAO/AUI image


[GBT ground breaking]
GBT ground breaking, 1991. NRAO/AUI image


[Green Bank Telescope]
Green Bank Telescope. NRAO/AUI image


[Christening block at ALMA Camp ground breaking]
Alma Camp ground breaking. NRAO/AUI image


[ALMA]
ALMA. NRAO/AUI image


[4 NRAO Directors]
Lo, Vanden Bout, Roberts, Heeschen - 4 NRAO Directors at 50th anniversary. NRAO/AUI image


NATIONAL RADIO ASTRONOMY OBSERVATORY ARCHIVES

Records of the National Radio Astronomy Observatory: Item listing

Largest Feasible Steerable Telescope: Sebastian von Hoerner Reports and Correspondence Subunit


ItemTypeReport
AuthorSebastian von Hoerner
TitleVery Large Antennas with Spherical Mirrors
Start Date6/28/1961
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThe Design of Very Large Steerable Antennas
Start Date5/1964
NotesEstimated date.
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleSecondary Reflectors for a Spherical Primary Reflector
Start Date1965
NotesEstimated date.
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleComments to "Spherical Antenna Concept" by J. E. Densmore
Start Date3/8/1965
NotesOne page sheet of comments
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThe Design of Large Steerable Antennas
Start Date6/20/1965
NotesEstimated date.
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleApproach to a Structure with Homology Deformation
Start Date10/20/1965
NotesReport no. 1. Includes letter from von Hoerner to R. L. Jennings dated 10/25/1965
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleTelescope Model for Homology Test
Start Date11/5/1965
NotesReport no. 2 to J. Hungerbuhler
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleSpillover Shield
Start Date11/7/1965
NotesReport no. 3
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleCalculating Method for Homology Solutions of Telescope Structures
Start Date11/17/1965
NotesReport no. 4 to R. Jennings
 [Range 3A]

ItemTypeCorrespondence
AuthorM.M. Small
RecipientJohn Hungerbuhler
Date of corresp11/18/1965
SubjectHomology
 [Range 3A]

ItemTypeCorrespondence
AuthorJohn Hungerbuhler
RecipientM.M. Small
Date of corresp11/24/1965
SubjectMemo on "Homology Model" - LFSP
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleLFSP Summary of S. von Hoerner
Start Date12/28/1965
NotesReport no. 5
 [Range 3A]

ItemTypeCorrespondence
AuthorSebastian von Hoerner
RecipientJohn Findlay
Date of corresp1/4/1966
SubjectHomology
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleApproximation to the Inverse of a Matrix
Start Date2/12/1966
NotesReport no. 6
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThe Flat Fixed-Elevation Transit Antenna
Start Date2/18/1966
NotesReport no. 7
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleFluctuations of Antenna Temperature from Background Sources at the Resolution Limit
Start Date4/27//1966
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThe Effective Elasticity, Es, of a Long Rope, Sagging Under Its Own Weight
Start Date5/2/1966
NotesReport no. 8
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleWeigh Increase by Slenderness
Start Date5/31/1966
NotesReport no. 9
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThe Wind Area of Members and Space Frames
Start Date6/18/1966
NotesReport no. 10
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleTower for a Flat Transit Telescope
Start Date6/23/1966
NotesReport no. 11
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleMirror for the Floating Sphere
Start Date7/22/1966
NotesReport no. 12
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleDiscussions with Railroad Engineers
Start Date9/1/1966
NotesReport no. 14
 [Range 3A]

ItemTypeCorrespondence
AuthorSebastian von Hoerner
RecipientAmerican Railway Engineering Association
Date of corresp9/2/1966
SubjectCircular railroad tracks
 [Range 3A]

ItemTypeCorrespondence
AuthorSebastian von Hoerner
RecipientPenetryn Company
Date of corresp9/2/1966
SubjectCircular railroad tracks
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleSome Suggestions for the VLA - Telescopes
Start Date9/4/1966
 [Range 3A]

ItemTypeCorrespondence
AuthorEarl R. Blewitt
RecipientSebastian von Hoerner
Date of corresp9/12/1966
SubjectCircular railroad tracks; reply to von Hoerner's 9/2/1966 letter to Penetryn System Inc
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner; R. Jennings; M. Biswas
TitleStructures for Homology Calculations
Start Date9/27/1966
NotesReport no. 13.
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner; R. Jennings; M. Biswas
TitleUse of Homology Program
Start Date9/29/1966
NotesReport no. 15; includes newspaper clipping from The Boston Sunday Herald 8/14/1966 "Biggest Radio Telescope Eyed"
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleAddendum: LFSP, Present State
Start Date1966
NotesEstimated date; addendum inserted in original folder between 9/29/1966 and 10/3/1966
 [Range 3A]

ItemTypeCorrespondence
AuthorG. M. Magee
RecipientSebastian von Hoerner
Date of corresp10/3/1966
SubjectCircular railroad tracks; reply to von Hoerner's 9/2/1966 letter to American Railway Engineering Assoc.
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleStatistics of Wind Velocities at Green Bank
Start Date12/8/1966
NotesReport no. 16
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThermal Deformations of Telescopes
Start Date1/3/1967
NotesReport no. 17
 [Range 3A]

ItemTypeCorrespondence
AuthorSebastian von Hoerner
RecipientSimpson, Gumpertz and Heger, Inc.
Date of corresp1/20/1967
SubjectHomologous deformations
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleDesign of Large Steerable Antennas
Start Date2/1967
NotesReprint of von Hoerner paper in AJ vol.72: no.1, 35-47, 1967
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleSome Telescopes with Homologous Deformations
Start Date5/27//1967
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleHomologous Deformations of Tiltable Telescopes
Start Date6/30/1967
End Date10/1968
NotesDraft version includes note from von Hoerner to John Findlay. Filed together with copy of paper for International Symposium on Structures Technology for Large Radio and Radar Telescope Systems (Cambridge MA, 18-20 October 1967), reprint of paper with the same title that appeared in Journal of the Structural Division of the American Society of Civil Engineers in October 1967, and a note on the paper by von Hoerner that appeared in the same journal in October 1968Includes note from von Hoerner to John Findlay
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleA Steerable 300 foot Telescope for 2 cm Wavelength
Start Date12/5/1967
NotesWith Addendum, 4/30/1968
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleHomologous 300 foot Telescope: Data for Analysis and Built-Up Members
Start Date11/17/1968
NotesReport no. 18
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleAzimuth Towers for Homologous 300-Foot
Start Date10/18/1968
NotesReport no. 19. With accompanying correspondence.
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleFinal Tower Data
Start Date12/16/1968
NotesReport no. 20. With accompanying correspondence.
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleFinal Data for Telescope Design
Start Date1/10/1969
NotesReport no. 21
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleTelescope Members with Special Design
Start Date2/15/1969
NotesReport no. 22
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleWind and Temperature Deformations of the 300-ft Homologous Telescope
Start Date3/1/1969
NotesReport no. 23
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleWind-Induced Vibrations of Pipes
Start Date3/8/1969
NotesReport no. 24
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleDesign and Performance of the 300 ft Homologous Telescope
Start Date3/12/1969
NotesReport no. 25
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitlePrice and Performance for Various Diameters
Start Date3/20/1969
NotesReport no. 26
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThe Number of Observable Radio Sources for Large Single Telescopes
Start Date4/7/1969
NotesReport no. 27
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleReducing the Influence of Sunshine by Blowing Ambient Air through the Feed Support Legs
Start Date5/19/1969
NotesReport no. 28
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleSimplification of Built-Up Members
Start Date6/18/1969
NotesReport no. 29
 [Range 3A]

ItemTypeCorrespondence
AuthorSebastian von Hoerner
RecipientNRAO
Date of corresp6/25/1969
SubjectDiameter and Wavelength of Homologous Telescope
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleSmall Surface Plates for Large Radio Telescopes
Start Date9/19/1969
NotesReport no. 30
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleSpring Support for the 140 ft Panels
Start Date10/25/1969
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThe Choice of a Cassegrain System for the 65-m telescope
Start Date2/24/1970
NotesReport no. 31
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleMemo to NRAO Council: A Spillover Shield for the 140 foot Focus
Start Date3/7/1970
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleTest of Surface Plate II
Start Date4/10/1970
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleTower Data, and Dynamics of Combined System
Start Date6/12/1970
NotesReport no. 32
 [Range 3A]

ItemTypeCorrespondence
AuthorSebastian von Hoerner
RecipientJohn W. Findlay; Hein Hvatum; David S. Heeschen
Date of corresp10/7/1970
TitleGuidelines for the 65-m Telescope Design
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitlePerformance under Extreme Thermal Conditions
Start Date10/20/1970
NotesMemo to 65 m design group
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleNon-Homologous Deformations from Tolerances, Joints and Rails
Start Date11/14/1970
NotesReport no. 33
 [Range 3A]

ItemTypeCorrespondence
AuthorSebastian von Hoerner
RecipientMichael M. Davis
Date of corresp12/3/1970
TitleNon-homologous deformations of the 300 foot
 [Range 3A]

ItemTypeReport
AuthorWoon Yin Wong
TitleStructural Design of 65 meter Homology Telescope
Start Date12/23/1970
NotesReport no. 34
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleConditions for Pipe Diameters
Start Date1/14/1971
NotesReport no. 35
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleThermal and Wind Deformations of the Surface Plates
Start Date1/20/1971
NotesReport no. 36
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleDynamical Bracing of Declination Wheel
Start Date2/6/1971
NotesMemo to 65 m design group
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner; Victor Herrero
TitleThermal Deformations of the 65-m Telescope
Start Date2/20/1971
NotesReport no. 37
 [Range 3A]

ItemTypeReport
AuthorWoon Yin Wong
TitleRevision: Structural Design of 65 meter Homology Telescope
Start Date3/1/1971
NotesReport no. 34A
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleTelescope Surface Plates with Internal Adjustment
Start Date4/12/1971
NotesReport no. 38
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner
TitleWind Data and Gust Coefficients
Start Date4/26/1971
NotesMemo to 65 m design group
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner; Victor Herrero
TitleWind Deformations of the Backup Structure
Start Date6/1971
NotesReport no. 39
 [Range 3A]

ItemTypeReport
AuthorSebastian von Hoerner; Collins Yang
TitleThe Design of the Panel Structures
Start Date5/17/1971
NotesReport no. 40
 [Range 3A]

ItemTypeReport
AuthorCollins Yang; Sebastian von Hoerner
TitleThe Performance of the Panel Structures
Start Date6/15/1971
NotesReport no. 41
 [Range 3A]

ItemTypeReport
AuthorWoon Yin Wong
TitleDesign of the Feed Support Legs for the 65 meter Homology Telescope
Start Date10/30/1971
NotesReport no. 42
 [Range 3A]

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