ALMA Week, 2004 March 3-5, in Garmisch, Germany ALMA Operations Plan: Progress Report Darrel Emerson (NRAO) David Silva (ESO) JAO Operations Group

ALMA Week, 2004 March 3-5, in Garmisch, Germany2 Operations Group: I Origins –Created by JAO, reports to JAO –May 2003: Guilloteau, Sramek –August 2003: Emerson Mission –Departure point: Project Plan, Version 1, Feb 2003 –Provide high-level view of operations structures and processes –People, things, costs, places, processes, etc. Goal –Board-approved Operations Plan

ALMA Week, 2004 March 3-5, in Garmisch, Germany3 Operations Group: II Other ALMA contributors –Brian Glendenning –Debra Shephard –Eduardo Hardy –Bill Porter External reviewers (Draft F) –Willem Baan (Westerbork) –Paul Ho (SMA) –Roberto Neri (IRAM) –Peggy Perley (NRAO) –David Woody (OVRO) –Melvyn Wright (BIMA)

ALMA Week, 2004 March 3-5, in Garmisch, Germany4 Plan Development History Baseline –Project Plan, Feb 2003 JAO appointed leaders –May 2003: Guilloteau, Sramek –August 2003: Emerson Development cycle –Release draft to OG –Discuss via telecon –Repeat –Special: C’ville, Jan 2004 Computing & Ops

ALMA Week, 2004 March 3-5, in Garmisch, Germany5 Table of Contents 1Executive Summary 2Introduction 3Narratives 4ALMA Observatory Management Structure 5Operations Development Concepts & Milestones 6General Maintenance Concepts 7ALMA Science Operations Concepts & Deliverables 8ALMA Director’s Office 9Dept. of Science Operations 10Dept. of Technical Services 11Administration Department 12ALMA Regional Centers 13Santiago Central Office: Preliminary Infrastructure Requirements 14Budget Overview 15Major Unresolved Issues

ALMA Week, 2004 March 3-5, in Garmisch, Germany6 Top-level Management Structure Changed relative to PP, Chap 6, Feb 2003

ALMA Week, 2004 March 3-5, in Garmisch, Germany7 ALMA Regional Centers (formerly Regional Support Centers) Science Support Services –Proposal & observation preparation user support –Data quality assurance –Data analysis user support (“helpdesk”) –ALMA archive node –Astronomer-on-Duty shifts in Chile Technical Support Services –Remote repair facilities (?) Development Support Services –Computing system maintenance & development

ALMA Week, 2004 March 3-5, in Garmisch, Germany8 Operations Stages Early Pre-Operations –Prior to 3-antenna interferometer Late Pre-Operations –Prior to 6-antenna interferometer Early Operations: 2007 Q3 –6-antenna interferometer, Band 3 + one other –Baselines up to one (1) km –Basic user tools commissioned –Etc, etc, etc Full Operations: 2011 Q4

ALMA Week, 2004 March 3-5, in Garmisch, Germany9 Early Science Operations: Concepts Staff hired into/trained by Integration and Commissioning teams Not 24/7 science operations Limited array configurations No breakpoints, limited eavesdropping No imaging pipeline Central archive at OSF Only two (2) proposal calls in first 24 months Other issues, see Plan In 2007:

ALMA Week, 2004 March 3-5, in Garmisch, Germany10 Early Science Operations: Time-Line Relative time-line analysis on-going

ALMA Week, 2004 March 3-5, in Garmisch, Germany11 Budget: Future Development List of possible projects –Additional receiver bands (1,2, and 5) –Second generation correlator –VLBI data recording –Upgrades: Antenna, FE, BE, Computing… –WVR upgrade –Semi-transparent vane development –On-going Computing maintenance/development (circa 30 FTEs, i.e. 10% of development budget to 2011) Proposed Annual Budget: ~ KUSD

ALMA Week, 2004 March 3-5, in Garmisch, Germany12 Major Open Issues Project Plan revision Spare Parts –Specification & budget Repair Activities: Local or Remote? –Concepts, process, budget Ramp-up to Integration & Commissioning –Iterate against SI, COM plans Ramp-up to Early Ops AOS-OSF fibre link installation Fibers: ACA/Main array patch panel Requirements for ops management tools Technical Services staffing Line Replaceable Unit (LRU) tree RFI/EMC protection requirements Support for antenna re-configuration schedule Data distribution for high-volume projects Comparison to Gordon (2000), Kurz et al. (2001)