TMT Construction Proposal - Thirty Meter Telescope

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CONTRIBUTING ORGANIZATIONS Association of Canadian Universities for Research in Astronomy (ACURA) Association of Universities for Research in Astronomy (AURA) AURA Observatories in Chile (AURA-O) California Institute of Technology (CIT) Canada France Hawaii Telescope Corporation (CFHT) Gemini Observatory Johns Hopkins University The Keystone Center Laboratoire d'Astrophysique de Marseilles (LAM - CNRS) Laboratory for Adaptive Optics (LAO) Lawrence Berkeley National Laboratory (LBNL) Lawrence Livermore National Laboratory (LLNL) Lick Observatory (UCO/Lick) Montana State University Moscow University NASA Goddard Space Flight Center (GSFC) NASA Jet Propulsion Laboratory (JPL) National Optical Astronomy Observatory (NOAO) National Research Council Canada Herzberg Institute of Astrophysics (NRC/HIA) National Research Council Canada Institute for Aerospace Research (NRC/IAR) Naval Research Laboratory (NRL) Observatoire de Paris-Meudon Observatoire de Midi-Pyrenees Observatorio Astronómico Nacional at San Pedro Mártir, Mexico Pacific Northwest National Laboratory (PNNL) Palomar Observatory Royal Observatory, Edinburgh (ROE) Smithsonian Millimeter Array (SMA) South African Astronomical Observatory (SAAO) Thirty Meter Telescope Observatory Corporation (TMTCo) United States Naval Observatory (USNO) Universidade do Porto Universidad Católica del Norte, Antofagasta, Chile Universidad Nacional Autonoma de Mexico Université de Montréal University of British Columbia (UBC) University of California, Berkeley University of California, Davis University of California, Irvine University of California, Los Angeles (UCLA) University of California, Santa Barbara University of California, Santa Cruz University of California, San Diego University of Colorado University of Durham University of Florida University of Hawaii (UH) Institute for Astronomy (IfA) University of Lethbridge University of North Carolina University of St. Andrews, Scotland University of Texas University of Toronto University of Victoria University of Waterloo University of Wisconsin W.M. Keck Observatory TMT Construction Proposal viii
CONTRIBUTING COMPANIES Ball Aerospace and Technologies Corporation (BATC), USA Burge Associates, USA Compagnie Industrielle des Lasers (CILAS), France ComDev, Canada Corning Incorporated, USA CSA Engineering Inc., USA Data Research Asesorias y Servicios de Ingenieria, Chile Empire Dynamic Structures LTD (DSL), Canada HYTEC Inc., USA Immervision, Canada IMTEC Corporation, formerly HYTEC, USA Lockheed-Martin Coherent Technologies (LMCT), USA ITT, USA Lytkarino Optical Glass Factory, Russia Marjan Research Incorporated, USA M3 Engineering and Technology Company, USA Nightsky Systems, USA OHARA Inc., USA Optical Research Associates, USA Paragon Engineering, USA Prime Optics, Australia Quaternion Engineering, Canada Sagem Défense Sécurité, France Schott North America, Inc., USA Systems Technology Inc., USA Tinsley, USA The Optical Sciences Company (tOSC), USA Triad Project Management Services, USA Zygo Corporation, USA TMT Construction Proposal ix
Page 1 and 2: Thirty Meter Telescope Construction
Page 3 and 4: The Thirty Meter Telescope Construc
Page 5 and 6: LIST OF CONTRIBUTORS Bob Abraham Ed
Page 7: Jonathan Tan Tommaso Treu Jean-Pier
Page 11 and 12: 2.10.3 Atmospheric physics of the o
Page 13 and 14: 7.4.2 Image size budget for seeing
Page 15 and 16: 8.6.2 Wide-Field Optical Spectrogra
Page 17 and 18: LIST OF FIGURES Fig 1-1: The telesc
Page 19 and 20: Fig 8-39: A graphical representatio
Page 21 and 22: LIST OF TABLES Table 3-1: Enclosed
Page 23 and 24: TMT Construction Proposal 1 Impleme
Page 25 and 26: However, TMT will be the first grou
Page 27 and 28: 2 Science Motivation 2.1 Introducti
Page 29 and 30: necessarily have smaller apertures.
Page 31 and 32: 2.3 The early Universe The expansio
Page 33 and 34: e possible to simultaneously map th
Page 35 and 36: 2.7.1 Black holes in galactic nucle
Page 37 and 38: 2.8.3 Protoplanetary disks Protopla
Page 39 and 40: 2.9.3 Atmospheres of massive planet
Page 41 and 42: 3 Science-Based Requirements 3.1 Ov
Page 43 and 44: Fig 3-3: The PSF of a 30m circular
Page 45 and 46: Fig 3-4: Fractional science degrada
Page 47 and 48: Sometimes it is necessary to offset
Page 49 and 50: Ground Layer Adaptive Optics (GLAO)
Page 51 and 52: Fig 4-1: Views of the five TMT cand
Page 53 and 54: sites, to assess the impact of site
Page 55 and 56: 4.6 Site merit function 4.6.1 Key P
Page 57 and 58: 5 Operational Concepts In the previ
Page 59 and 60:
Observatory-based pipelines are now
Page 61 and 62:
6 Observatory Requirements 6.1 Obse
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the requirement at zenith. The imag
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6.1.7.4 IRMS Requirements IRMS is a
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The enclosure will manage the dayti
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Each center would have a remote obs
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6.2.1.2 Traceability The requiremen
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7 System Design and Performance Thi
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Segment size Extensive trade studie
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Fig 7-2: Telescope layout. 7.2.3 Na
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Fig 7-5: Elevators providing access
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7.3.1 Control architecture Pointing
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wavefront corrections for multiple
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7.3.3 Acquisition Acquisition is th
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Table 7-2: D 80 on-axis image jitte
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Table 7-4: Telescope pointing error
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The pertinent metrics (RMS and P-V
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time-scale ambient temperature beha
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downtime for critical and redundant
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8 Observatory Description In this c
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8.1.3.8 Support Facilities The Supp
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8.1.5.5 8.1.5.6 Room Room Mirror St
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8.2 Enclosure 8.2.1 Overview The TM
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The TMT enclosure structure was ana
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8.2.3.6 Aperture Flaps One of the m
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and they are provided through cable
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Fig 8-16: Structural Placement for
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lines and cryogenic hoses are stack
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The optical performance of the segm
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The TMT AO-corrected wavefront erro
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Retro-reflectors (e.g. “cat-eyes
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8.3.3 Secondary Mirror Assembly 8.3
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Table 8-4: Preliminary Wavefront Er
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TMT plans to contract separately fo
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The mirror supports and positioner
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• M1 Control System (M1CS) • Mo
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Table 8-7: Characteristics of the n
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systems based on commands received
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Conceptual Design Description and O
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The actuator design is based on a p
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Fig 8-36: Residual in-plane error m
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etween individual segments that can
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Fig 8-39: A graphical representatio
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8.3.5.8 Commissioning Acquisition a
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The conceptual design of the PFC is
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narrowband algorithm except that th
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semi-analytic raytrace code, and th
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each will be mounted in an enclosur
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Fig 8-48: A COTS handling fixture t
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• Use common communications (midd
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• Build tools and build process s
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several more innovative concepts wh
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Parameter Table 8-15: Fundamental A
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The natural visible light continues
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Table 8-18: NFIRAOS Risks and Mitig
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Fig 8-57: Functional block diagram
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transport the laser beams could dra
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8.5.3 Early Light AO Components 8.5
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specifications for quantum efficien
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Fig 8-63: NFIRAOS RTC functional bl
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The requirements given in Table 8-2
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Table 8-24: The SRD science instrum
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pupil at the grating will have a di
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The design of the IRIS imaging chan
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corresponding numbers at f/15 on a
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1 J 1 H 0.8 0.8 EE 0.6 0.4 on−axi
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The main PFI requirements listed in
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science objectives require a high (
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AO Development Both IRMOS concepts
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footprint of the current HROS-CU de
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fabrication risks, while still meet
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[22] Review Committee Report on the
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During the last 24 months of TMT AI
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Fig 9-1 reflects AIV, which is a co
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Fig 9-4: Base shell erected. Fig 9-
Page 209 and 210:
M3 support elevation journal M1 cel
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10 Observatory Operations Although
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Table 10-1: General science operati
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Table 10-2: TMT Staffing Plan. Staf
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11 Project Execution Plan 11.1 Obje
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The System Engineer is responsible
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11.8 Environment, Safety, Health an
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corrective actions. One monthly pro
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11.18 Publication and Dissemination
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ES&H ETC EV ExAO FEA FD PCG FDR FIF
Page 229:
SFG SPHERE SiRD SKA SMP SMP SNR SOD
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TMT Construction Proposal - Thirty Meter Telescope

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