Massachusetts Institute of Technology Kavli Institute for Astrophysics and Space Research 5 December 2011MWA PE Status The First Three Phases of 128T Bob Goeke, Project Engineer

2 The End of 32T ◊X16 could have been better, but we got some useful science data ◊That data is being used by the Data Analysis group to prepare for Commissioning ◊Testing with 500m of LMR forced us to face dynamic range issue Filter reduces 16db range -> 8db ◊X16 could have been better, but we got some useful science data ◊That data is being used by the Data Analysis group to prepare for Commissioning ◊Testing with 500m of LMR forced us to face dynamic range issue Filter reduces 16db range -> 8db 5 December2011MWA PE Status

3 Whitening Filter 5 December2011MWA PE Status

4 Phase Zero: Contracts ◊Infrastructure ◊Receivers First unit 20 February; last 2 July ◊Tiles & Beamformers All arrive by 1 May ◊PFB & Computers for Correlator/RTC On hand ◊Infrastructure ◊Receivers First unit 20 February; last 2 July ◊Tiles & Beamformers All arrive by 1 May ◊PFB & Computers for Correlator/RTC On hand 5 December2011MWA PE Status

5 Phase One: Infrastructure ◊February -> May Trenching Tile location survey 240VAC mains power to receiver locations ◊ Includes provision for 256T expansion Fiber optics to receiver locations Power & Fiber from PowerStation/DPF to Hub ◊February -> May Trenching Tile location survey 240VAC mains power to receiver locations ◊ Includes provision for 256T expansion Fiber optics to receiver locations Power & Fiber from PowerStation/DPF to Hub 5 December 2011MWA PE Status

6 5 December2011MWA PE Status

7 5 December2011MWA PE Status

8 5 December2011MWA PE Status

9 Phase Two: Deployment ◊June -> October 32 Tiles & 4 Receivers; repeat 4 times ◊ Engineering Acceptance; Science Commissioning ◊Nominal Support Case ASKAP/MWA Data Processing Facility available 128T Correlator/RTC/M&C installed in DPF MWA Data Archive Computer installed 1 Gbps internet connection ◊June -> October 32 Tiles & 4 Receivers; repeat 4 times ◊ Engineering Acceptance; Science Commissioning ◊Nominal Support Case ASKAP/MWA Data Processing Facility available 128T Correlator/RTC/M&C installed in DPF MWA Data Archive Computer installed 1 Gbps internet connection 5 December2011MWA PE Status

10 Phase Two Alternative ◊Backup Support Case Use 32T 240V generator 32T Software Correlator, M&C in Telstra hut MWA Data Archive Computer in Telstra hut 1Gbps internet connection ◊Backup Support Case Use 32T 240V generator 32T Software Correlator, M&C in Telstra hut MWA Data Archive Computer in Telstra hut 1Gbps internet connection 5 December2011MWA PE Status

11 Phase Three: Commissioning ◊Science and Commissioning run hand-in- hand Nov > 2013 ◊Incremental Ops Cost Scenario Order-of-Magnitude: $120/hr ◊ ObsScripts + M&C + Archive => 1 FTE ($90/hr) ◊ Fuel: $30/hr NB: Ops plan has 6 FTEs to maintain instrument for nominal operations ◊Science and Commissioning run hand-in- hand Nov > 2013 ◊Incremental Ops Cost Scenario Order-of-Magnitude: $120/hr ◊ ObsScripts + M&C + Archive => 1 FTE ($90/hr) ◊ Fuel: $30/hr NB: Ops plan has 6 FTEs to maintain instrument for nominal operations 5 December2011MWA PE Status