Schedule Slides J Silber 09092014 CD1 Review 1

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Schedule Slides J. Silber 09/09/2014 CD-1 Review 1

Schedule Slides J. Silber 09/09/2014 CD-1 Review 1

Critical Path J. Silber 09/09/2014 CD-1 Review 2

Critical Path J. Silber 09/09/2014 CD-1 Review 2

Milestone Schedule J. Silber 09/09/2014 CD-1 Review 3

Milestone Schedule J. Silber 09/09/2014 CD-1 Review 3

WBS 1. 9 Summary Schedule J. Silber 09/09/2014 CD-1 Review 4

WBS 1. 9 Summary Schedule J. Silber 09/09/2014 CD-1 Review 4

WBS 1. 9 Lvl 2 and 3 Milestones WBS 1. 9 1. 9 1.

WBS 1. 9 Lvl 2 and 3 Milestones WBS 1. 9 1. 9 1. 9 Activity L 3: Release 1 st Rev AI&T Flow Diagram L 3: Release 1 st Rev AI&T Schedule/Resource Allocation L 3: Release 1 st Rev AI&T Verification Plan L 3 F: Complete Laser Tracker Measurements of M 1 Surface L 3: Release Report on Laser tracker measurements of M 1 surface L 3: Final release of Proto. DESI definition document L 3 F: Release Observatory Facility Cooling System requirements doc L 3 F: Release Observatory Facility Electrical System Detailed System Design L 3 F: Environmental Monitoring Report L 3 F: Complete Glycol distribution within room L 3 F: Release Preliminary Designs for Installation Equipment L 3 F: All Mayall-related ICDs frozen L 3 F: Release final TCS-ICS interface software package L 3 F: Complete Electrical distribution within Coude room L 3 F: Complete Preparation of Mayall Control Room Annex L 3 F: EM spectrograph bench tested, ready for Proto. DESI L 3 F: Mayall Ready for Proto. DESI L 3 F: Proto. DESI elements installed at Mayall L 3 F: Proto. DESI removed from telescope L 3 F: Release M 1 cover petals detailed design L 2 F: Mayall Facility Preparations Complete L 3 F: Complete Fabrication of Mayall telescope modified M 1 cover petals L 3: Release design of Laser Tracker Mount L 3 F: Release Detailed Designs for Installation Equipment L 3 F: Complete Fabrication of Installation Equipment L 3 F: Final Installation Plan Complete L 3 F: Installation Safety Plans Complete L 2 F: Installation Plans/Training Complete J. Silber 09/09/2014 CD-1 Review Finish 11/5/13 4/1/14 4/29/14 7/11/14 8/12/14 10/3/14 11/20/14 12/30/14 1/27/15 3/6/15 4/30/15 7/20/15 12/4/15 1/25/16 3/17/16 5/4/16 7/5/16 8/1/16 9/26/16 10/25/16 11/7/16 11/22/16 12/22/16 1/24/17 3/22/17 6/16/17 7/11/17 8/23/17 5

WBS 1. 8 Summary Schedule J. Silber 09/09/2014 CD-1 Review 6

WBS 1. 8 Summary Schedule J. Silber 09/09/2014 CD-1 Review 6

WBS 1. 8 Lvl 2 and 3 Milestones WBS Activity 1. 8 L 3:

WBS 1. 8 Lvl 2 and 3 Milestones WBS Activity 1. 8 L 3: Preliminary survey footprint available 1. 8 L 3: Preliminary field centers available 1. 8 L 3: Preliminary fiber assignment algorithms studied 1. 8 L 3: Preliminary algorithms applied to BOSS data 1. 8 L 3: Initial infrastructure ready 1. 8 L 3: Initial database schema documented 1. 8 L 3: Simulate DESI ELG, LRG, QSOs 1. 8 L 3: Data distribution, DB, & API scope defined 1. 8 L 3: Preliminary long term survey plan documented 1. 8 L 3: End-to-end integration status review 2015 1. 8 L 3: Fiber assignment data flow documented 1. 8 L 3: Spectral extractions working on DESI sims 1. 8 L 3: Preliminary image analysis code working 1. 8 L 3: Redshifts working on DESI sims 1. 8 L 3: Prototype processed data distribution system ready 1. 8 L 3: Fiber assignment algorithms selected 1. 8 L 3: Pipeline performance QA tests written 1. 8 L 2: Preliminary pipeline running end-to-end on DESI sims 1. 8 L 3: End-to-end integration status review 2016 1. 8 L 3: Fiber assignment impact on LSS documented 1. 8 L 3: Raw data transfer methods tested 1. 8 L 3: Updated footprint+field centers available 1. 8 L 3: Preliminary target selection pipeline working 1. 8 L 3: Dynamic ETC written 1. 8 L 3: Pipeline progress review 1. 8 L 3: Preliminary quicklook software implemented 1. 8 L 3: Backup site identified and tested 1. 8 L 3: Fiber assignment production code ready 1. 8 L 3: Long term survey plan documented 1. 8 L 3: End-to-end integration status review 2017 1. 8 L 3: Production extraction code finished 1. 8 L 3: Production redshift code finished 1. 8 L 3: Target Selection Pipeline & Database Operational 1. 8 L 3: Survey simulator operational 1. 8 L 3: Data distribution operational 1. 8 L 3: Full survey end-to-end data challenge 1. 8 L 3: Draft Commissioning plan distributed 1. 8 L 3: Pipeline running at scale 1. 8 L 2: Target Selection Pipeline Operational at Scale 1. 8 Next field selector written J. 1. 8 Silber. L 3: 09/09/2014 CD-1 Review L 3: Commissioning plan documented Finish 1/15/14 3/24/14 3/31/14 4/25/14 6/16/14 7/31/14 10/15/14 11/17/14 1/22/15 2/16/15 5/4/15 6/16/15 7/22/15 8/14/15 9/15/15 9/23/15 1/29/16 2/1/16 2/2/16 3/8/16 5/16/16 6/13/16 7/11/16 8/15/16 9/15/16 11/21/16 12/15/16 1/2/17 1/5/17 2/1/17 3/13/17 5/15/17 6/16/17 8/22/17 9/15/17 10/3/17 10/27/17 11/10/17 11/21/17 12/22/17 7

WBS 1. 7 Summary Schedule J. Silber 09/09/2014 CD-1 Review 8

WBS 1. 7 Summary Schedule J. Silber 09/09/2014 CD-1 Review 8

WBS 1. 7 Lvl 2 and 3 Milestones WBS 1. 7 1. 7 1.

WBS 1. 7 Lvl 2 and 3 Milestones WBS 1. 7 1. 7 1. 7 1. 7 Activity L 3: ICS Conceptual Design of Hardware Architecture Complete L 3: ICS Conceptual Design of GFA Control Software Complete L 3: ICS Conceptual Design of TCS Interface Software Complete L 3: Conceptual Design of ICS Software Complete L 3: ICS Conceptual Design of Infrastructure Software Complete L 3: ICS Conceptual Design of User Interface Software Complete L 3: ICS Conceptual Design of Databases Complete L 3: ICS Conceptual Design of Image Processing Software Complete L 3: ICS Conceptual Design of Observation Control Software Complete L 3: ICS Conceptual Design of FPCS Software Complete L 3: ICS Conceptual Design of Quick Look Framework Complete L 3: ICS Preliminary Design of Hardware Architecture Complete L 3: ICS Preliminary Design of Databases Complete L 3: ICS Preliminary Design of Infrastructure Complete L 3: ICS Preliminary Design of GFA Control Software Complete L 3: ICS Preliminary Design of User Interface Software Complete L 3: ICS Preliminary Design of Observation Control Software Complete L 3: ICS Preliminary Design of Image Processing Software Complete L 3: ICS Preliminary Design of FPCS Software Complete L 3: ICS Conceptual Design Complete L 3: ICS Single Camera System Complete L 3: Preliminary Design of ICS Software Complete L 3: ICS Preliminary Design of Quick Look Framework Complete L 3: ICS Preliminary Design of TCS Interface Software Complete L 2: ICS Preliminary Design Complete L 3: ICS Single Spectrograph System Complete L 3: ICS Prototype Hardware System Complete L 3: ICS Prototype FPCS Software Complete L 3: ICS proto. DESI GFA Control Software Complete L 3: ICS Prototype Infrastructure Software Complete L 3: Proto. DESI ICS Software Complete L 3: ICS Prototype Database Complete L 3: ICS Prototype Quick Look Framework Complete L 3: ICS Prototype Observation Control Software Complete L 3: ICS Prototype User Interfaces Complete L 3: ICS Prototype Image Processing Software Complete L 3: Interface to Data Transfer System Complete L 3: ICS Proto. DESI Integration Complete L 3: ICS Prototype TCS Interface Software Complete J. Silber 09/09/2014 CD-1 Review Finish 1/28/14 5/13/14 6/18/14 7/2/14 7/31/14 8/14/14 8/19/14 10/3/14 10/17/14 11/3/14 12/11/14 1/9/15 2/24/15 3/9/15 3/20/15 3/23/15 3/24/15 6/17/15 6/25/15 7/1/15 1/27/16 2/18/16 3/10/16 3/31/16 4/15/16 4/21/16 5/6/16 6/10/16 6/15/16 8/2/16 9

WBS 1. 7 Lvl 2 and 3 Milestones cont. WBS 1. 7 1. 7

WBS 1. 7 Lvl 2 and 3 Milestones cont. WBS 1. 7 1. 7 1. 7 1. 7 Activity L 3: Configuration System Complete L 3: ICS Prototype GFA Control Software Complete L 3: ADC Control System Complete L 3: Image Builder Complete L 3: Code and Release Management Tools Complete L 3: Database Server and Tools Complete L 3: 3 -Day Storage Complete L 2: ICS Prototype Development Complete L 3: ICS Prototype Online and Instrumentation Control System Complete L 3: Prototype ICS Software Complete L 3: Database Viewing and Remote Access Tools Complete L 3: Camera Readout and Control System Complete L 3: Instrument Control GUI Complete L 3: Common Instrument Control Software Complete L 3: Configuration Control/Command GUI Complete L 3: Framework for Quick Look Software Complete L 3: ICS Production Quick Look Framework Complete L 3: ICS Quick Look Framework Complete L 3: Common Instrument Control Software Complete L 3: Alarm and Alarm History Display Complete L 3: Fiber View Camera Control System Complete L 3: Environment and Operational Parameters Monitor Complete L 3: Interface to Spectrograph Control System Complete L 3: Dome and Environmental Systems Interface Complete L 3: Observer Console Complete L 3: Cryostat Control System Interface Complete L 3: Time Distribution System Complete L 3: Alignment Software Complete L 3: Guider Readout and Control Complete L 3: ICS Image Processing Complete L 3: ICS Production Image Processing Software Complete L 3: Image Health Complete L 3: Fiducial Fibers Illumination Control System L 3: Communication and Message Passing Software Complete L 3: ICS Infrastructure Software Complete L 3: ICS Production Infrastructure Software Complete L 3: Fiber Positioner Control System Interface Complete L 3: ICS Production FPCS Software Complete L 3: Observation Control System Complete L 3: Data Quality GUI Complete J. Silber 09/09/2014 CD-1 Review Finish 9/8/16 9/13/16 10/25/16 11/17/16 11/30/16 12/8/16 1/24/17 2/10/17 2/14/17 2/17/17 2/21/17 3/14/17 3/28/17 4/11/17 4/24/17 4/28/17 5/8/17 5/24/17 6/5/17 6/20/17 6/27/17 7/10/17 7/19/17 7/25/17 8/2/17 8/17/17 10

WBS 1. 7 Lvl 2 and 3 Milestones cont. WBS 1. 7 1. 7

WBS 1. 7 Lvl 2 and 3 Milestones cont. WBS 1. 7 1. 7 1. 7 Activity L 3: Image Display Complete L 3: Exposure Time Calculator Complete L 3: Donut Analysis Complete L 3: ICS Production Database Complete L 3: Observation Tactics Interface Complete L 3: Guider Software Complete L 3: Auxilliary User Interfaces Complete L 3: ICS Production User Interfaces Complete L 3: ICS Hardware Complete L 3: ICS Production Hardware System Complete L 3: ICS Observation Control Complete L 3: ICS Production Observation Control Software Complete L 3: Plate. Maker Complete L 3: Interface to Calibration System Complete L 3: ICS Production TCS Interface Software Complete L 3: ICS TCS Interface Complete L 3: Focal Plane Monitor and Control Systems Complete L 3: Focus Readout and Control Complete L 3: ICS GFA Control Complete L 3: ICS Production GFA Control Software Complete L 3: Hexapod Monitor and Control System Complete L 3: ICS Software Complete L 3: Production ICS Software Complete L 3: Fiber Position Analysis Software Complete L 3: ICS FPCS System Complete L 2: ICS Production System Complete L 3: ICS Production Integration Complete L 3: ICS Production Online and ICS System Complete L 2: ICS Complete L 3: DESI ICS Integration Complete L 3: ICS Databases Complete L 3: ICS Integration Complete J. Silber 09/09/2014 CD-1 Review Finish 8/18/17 8/30/17 8/31/17 9/8/17 9/28/17 10/26/17 10/27/17 11/7/17 11/9/17 11/14/17 11/16/17 11/28/17 12/1/17 12/18/17 12/22/17 4/30/18 11

WBS 1. 6 Summary Scheduled for complete delivery of all 10 Spectrographs. J. Silber

WBS 1. 6 Summary Scheduled for complete delivery of all 10 Spectrographs. J. Silber 09/09/2014 CD-1 Review 12

WBS 1. 6 Lvl 2 and 3 Milestones WBS 1. 6 1. 6 1.

WBS 1. 6 Lvl 2 and 3 Milestones WBS 1. 6 1. 6 1. 6 Activity L 3: Dewar Flex Strip Mechanical ICD Complete L 3: EM Spectrograph Camera Triplet Bonding Test Complete L 3: Final Optical Design for Spectrographs L 3: Frontend Electronics Assembly Requirements and ICD's Complete L 3: EM Mask Design Release L 3: Dewar Electronics Adapter Mechanical ICD Complete L 3: Specification of Final e 2 v CCD's Complete L 3: EM Grating System Testing Complete L 3: FEE Timing FPGA Firmware Complete L 3: Dalsa Procurement of EM Lot Complete L 3: Spectrograph Purge Panel Fabrication Complete L 3: Manufacture Shipping Detector and Electronics Shipping Containers Complete L 3: Optic Manipulator System Complete L 2: Prototype Detectors and Front-End Electronics Delivered to Cryostat Supplier L 3: EM Dichroic Testing Complete L 3: EM Spectrograph Camera Purchase Complete L 3: Dalsa EM Lot MSL Processing Complete L 3: Test and Verification of Dalsa EM Lot Complete L 3: Calibration System Design Complete L 3: EM Spectrograph Controller Testing Complete L 3: EM Spectrograph Hartmann Door Testing Complete L 3 F: Delivery of 3 cryostats for EM#1 to Spectrograph I&T Site L 3: ITL CCD PO Developed and Released L 3: EM Spectrograph Shutter Assembly Test Complete L 2: EM Spectrograph Fully Verified L 3: EEE Mechanical Parts Fabricated L 3: Dewar Electronics Adapter Fabricated/Purchased L 3: Dewar Flex Strip Fabricated/Purchased L 3: Test and Verification of ITL Detector Lot 1 -2 Complete L 3: Production FEE Assembled and Tested L 3: Production Mask Release L 3: Test and Verification of ITL Detector Lot 3 -5 Complete L 3: Dalsa Production of Lot 1 Complete L 3: Test and Verification of ITL Detector Lot 6 -8 Complete L 2: Scope alternative for additional spectrographs L 3: Dalsa Production of Lot 2 Complete L 3: Test and Verification of ITL Detector Lot 9 -11 Complete J. Silber 09/09/2014 CD-1 Review Finish 12/3/13 2/10/14 4/25/14 8/21/14 9/17/14 10/17/14 12/9/14 12/17/14 1/27/15 2/23/15 2/27/15 3/4/15 3/26/15 4/27/15 6/9/15 7/2/15 7/8/15 7/22/15 9/8/15 10/7/15 10/12/15 1/19/16 2/23/16 3/29/16 4/7/16 5/17/16 6/7/16 7/1/16 8/31/16 9/27/16 10/31/16 11/28/16 12/22/16 13

WBS 1. 6 Lvl 2 and 3 Milestones cont. WBS 1. 6 1. 6

WBS 1. 6 Lvl 2 and 3 Milestones cont. WBS 1. 6 1. 6 1. 6 Activity L 3: Dalsa Lot 1 MSL Processing Complete L 3 F: Delivery Set#1 to Spectrograph I&T site L 3: Test and Verification of Dalsa Lot 1 Complete L 3 F: Delivery Set#2 to Spectrograph I&T site L 3: Dalsa Lot 2 MSL Processing Complete L 3 F: Delivery Set#3 to Spectrograph I&T site L 3: Test and Verification of Dalsa Lot 2 Complete L 3 F: Delivery Set#4 to Spectrograph I&T site L 3: Spectrograph Production Hartmann Doors Testing Complete L 3: Spectrograph Support Rack Design Complete L 3 F: Delivery Set#5 to Spectrograph I&T site L 3: Calibration System Testing Complete L 3 F: Delivery Set#6 to Spectrograph I&T site L 3: Spectrograph Production Controller Testing Complete L 3: Unit 2 Spectrograph Test and Calibration Complete L 3: Unit 3 Spectrograph Test and Calibration Complete L 3: Spectrograph Production Unit Dichroic System Testing Complete L 3 F: Delivery Set#7 to Spectrograph I&T site L 3: Unit 4 Spectrograph Test and Calibration Complete L 3: Spectrograph Support Rack Test Fit Complete L 3: Spectrograph Lift Fixture (2) Testing Complete L 3: Spectrograph Lift Fixture Shipping Container Fabrication Complete L 3 F: Delivery Set#8 to Spectrograph I&T site L 3: Unit 5 Spectrograph Test and Calibration Complete L 2: Unit 6 Spectrograph Test and Calibration Complete L 3: Spectrograph Production Grating System Testing Complete L 3 F: Delivery Set#9 to Spectrograph I&T site L 3: Unit 7 Spectrograph Test and Calibration Complete L 3 F: Delivery Set#10 to Spectrograph I&T site L 3: Unit 8 Spectrograph Test and Calibration Complete L 3: Unit 9 Spectrograph Test and Calibration Complete L 2: Unit 10 Spectrograph Test and Calibration Complete J. Silber 09/09/2014 CD-1 Review Finish 1/9/17 1/19/17 2/21/17 3/1/17 4/13/17 5/31/17 6/2/17 6/8/17 6/22/17 7/4/17 7/7/17 8/30/17 9/18/17 10/6/17 10/11/17 10/16/17 10/30/17 11/2/17 11/6/17 11/22/17 11/29/17 1/19/18 1/25/18 1/30/18 3/2/18 3/13/18 4/13/18 5/25/18 7/10/18 14

WBS 1. 5 Summary Schedule J. Silber 09/09/2014 CD-1 Review 15

WBS 1. 5 Summary Schedule J. Silber 09/09/2014 CD-1 Review 15

WBS 1. 5 Lvl 2 and 3 Milestones WBS 1. 5 1. 5 1.

WBS 1. 5 Lvl 2 and 3 Milestones WBS 1. 5 1. 5 1. 5 Activity L 3: Fiber systems Requirements Complete L 3: Baseline Design Specifications Complete L 3: Spool Box Drawing Package Complete L 2: Fiber received and verified L 3: Proto DESI cable complete L 3 F: Positioner Fiber Assy Dwg Package Complete L 3 F: Final Cable Design & Drawing Package Complete L 2: Splicing Testing & Validation Complete L 3 F: Proto DESI Slit Assy Acceptance Testing Complete L 3: Fiber Focal Plane Guide Assembly and test Complete L 3 F: Test Slits Acceptance Testing Complete L 2 F: Bulk Fiber at Durham L 3: Fiber Cable Guide assembly and test Complete L 3: Fiber Cable Guide delivery to Mayall Complete L 3 F: PFA Lot 0 Package & Ship to AR Vendor Complete L 3 F: Vendor insertion of fiber to flex tubes, return shipment Complete L 3 F: Attach spool boxes and install fiber from cable 4 Complete L 2: End to End Fibre Test, Proto DESI Lot Complete L 3: Spool Box package and deliver to Focal Plane activities Complete L 3: Spool Box package and deliver to cable activities Complete L 2 F: First Fiber Cables with Spoolboxes Fabrication Complete L 3 F: Fiber Cable Complete - Delivered to slit assy L 2 F: First Two Slitheads (with fiber from cable) Fabrication L 3 F: Slit Assy 0 Acceptance Testing Complete L 3 F: Slit Assy 2 Acceptance Testing Complete L 3 F: Slit Assy 9 Acceptance Testing Complete L 3: Install fibre scrambler to spec spool box Complete L 3: End to End Fibre Test, Lot 0 Complete L 3: Focal Plane I&T: Splice Lot 0 Complete L 3: End to End Fibre Test, Lot 3 Complete L 3: End to End Fibre Test, Lot 4 Complete L 3 F: PFA Complete L 2: milestone delivery of FP slice to I&T L 3: End to End Fibre Test, Lot 9 Complete J. Silber 09/09/2014 CD-1 Review Finish 10/24/13 9/30/14 11/18/14 12/4/14 2/17/15 3/3/15 3/31/15 4/7/15 4/9/15 5/12/15 6/15/15 7/22/15 8/5/15 9/23/15 11/19/15 1/14/16 3/11/16 3/18/16 3/25/16 4/13/16 5/11/16 8/19/16 11/14/16 11/15/16 1/10/17 3/1/17 4/13/17 7/21/17 16

WBS 1. 4 Summary Schedule J. Silber 09/09/2014 CD-1 Review 17

WBS 1. 4 Summary Schedule J. Silber 09/09/2014 CD-1 Review 17

WBS 1. 4 Lvl 2 and 3 Milestones WBS 1. 4 1. 4 1.

WBS 1. 4 Lvl 2 and 3 Milestones WBS 1. 4 1. 4 1. 4 Activity L 3: Release focal plate petal analysis L 3: Release focal plate petal EM drawing L 3: Release FPR and FPD EM drawing L 3: Release focal plate trade study L 3: Release focal plate requirements L 3 F: PO in place for PTL EM fabrication L 3: Deliver Focal Plate - Barrel I/F and model L 2: Actuator Down-Select L 3: Release fiber positioner requirements L 3: Release EM POS mech dwg pkg L 3: FP thermal analysis report released L 3 F: Release EM petal report L 3: First article ramp-up begins (Foreign Funding Begins? ) L 3 F: EM POS critical subassy fab begins L 3 F: Release EM POS external elect dwgs L 3 F: EM POS critical subassy delivered L 3 F: EM fiducials delivery (15 x) L 3 F: EM POS ext elect ready for integration to array L 3: EM fiducials ready for installation to Proto. DESI L 3: Fiber positioner final design review L 3: EM POS positioners with fibers ready for integration to array L 3 F: GFA EM hardware delivery L 3 F: POS critical subassy fab begins L 3: GFA EM unit ready for installation L 3 F: GFA Final Design Review L 3: Proto. DESI focal plate assy complete L 3: Proto. DESI focal plate assy delivered to Mayall L 3 F: Deliver FPA structure to LBNL L 3: FVC delivered to Mayall L 2: Focal plate structure ready for integration L 3: Illuminated fiducials ready for installation to FP L 3: POS assembly lot 5 (production mid-point) L 3: FPE design ready for fabrication L 3 F: GFA Production hardware fabrication complete L 3: POS-PFA integration lot 9 (production complete) L 3: GFA Prouction units ready for installation J. Silber 09/09/2014 CD-1 Review Finish 10/1/13 10/15/13 10/29/13 1/23/14 1/30/14 3/3/14 4/25/14 6/16/14 7/7/14 8/25/14 10/7/14 11/12/14 12/1/14 3/5/15 4/29/15 6/11/15 7/23/15 8/20/15 10/16/15 10/30/15 12/7/15 1/25/16 2/25/16 3/10/16 4/1/16 4/22/16 4/29/16 5/2/16 5/30/16 7/19/16 10/19/16 11/11/16 11/22/16 5/11/17 5/19/17 18

WBS 1. 4 Lvl 2 and 3 Milestones cont. WBS 1. 4 1. 4

WBS 1. 4 Lvl 2 and 3 Milestones cont. WBS 1. 4 1. 4 Activity L 3: FPE fabrication complete L 3: FP Assembly Lift / Ship Containers complete L 3: PTLs mounted in ring and surveyed L 3: FP Adapter mounted and surveyed L 2: Focal plate loading and testing complete L 3: FPA and FPE delivery at Mayall L 2: FPS delivered at Mayall, unpacked, and verified J. Silber 09/09/2014 CD-1 Review Finish 6/22/17 8/30/17 9/18/17 11/13/17 11/29/17 1/11/18 2/16/18 19

WBS 1. 3 Summary Schedule J. Silber 09/09/2014 CD-1 Review 20

WBS 1. 3 Summary Schedule J. Silber 09/09/2014 CD-1 Review 20

WBS 1. 3 Lvl 2 and 3 Milestones WBS 1. 3 1. 3 1.

WBS 1. 3 Lvl 2 and 3 Milestones WBS 1. 3 1. 3 1. 3 Activity L 3: Corrector Barrel Requirements and Specification Document Release L 3: Conceptual Barrel Corrector Assembly Layout release L 3: FEA Conceptual Corrector Barrel Assembly FEA Report L 3: Corrector Barrel Conceptual Design Internal Review report L 3: Focal Plane to Corrector Barrel ICD Release L 3: Cage & Ring Assembly Final Requirements and Specification Document Release L 3: Corrector Barrel Hexapod specifications L 3: Focal plane closeout assembly to Corrector Barrel ICD Release L 3: Lens Cells Corrector Barrel ICD Release L 3: Ring Assembly Top end to Mayall telescope ICD Release L 3: Corrector Barrel Internal Review report for Preminary Design L 3: Corrector Barrel drawing package release L 3: Cage & Ring Assembly Report on Internal Review of Conceptual Design release L 3: ADC Rotator Mechanism drawing package release L 3: Corrector Barrel Alignment and Transport fixures, internal baffles, cell spacers and barrel covers Production drawings released L 3: Cage & Ring Assembly Internal Review of Preminary Design report release L 3: Final barrel pieces received in house L 3: Cage & Ring Assembly Internal Review of Final Design report release L 3: Award hexapod contract L 3: Cage & Hexapod installation and transport fixtures Production Dwg. Package Release L 3: Corrector Barrel Assembly repeatability measurements report released L 3: Barrel alignment and transport fixture, internal bafles, covers, spacers and test weights received from vendor L 3: Barrel and Cell Assembly Shipping Container received in house L 3: ADC rotation mechanisms received and tested in house L 3: Corrector Barrel deflection measurements report released L 3: Cage & Outer Ring Assembly Production Dwg. Package Release L 3: Corrector Barrel Cell Installation and Alignment report released L 3: Cage Shipping Container received in house L 3: Cage spiders and miscelaneous items received in house L 3: Outer Ring Assembly received in house L 3: Cage Structure received in house L 3: Hexapod inspection report release L 2: Full Assembly and Verification of Ring, Cage and Barrel or Prototype Barrel L 3: All Cage & Ring & Electrical and associated equipment Packed for shipment J. Silber 09/09/2014 CD-1 Review Finish 11/4/13 12/23/13 1/8/14 1/24/14 3/3/14 3/3/14 8/8/14 1/13/15 3/9/15 5/4/15 6/2/15 10/8/15 1/29/16 2/4/16 2/8/16 4/1/16 4/8/16 4/19/16 4/22/16 5/25/16 6/9/16 9/6/16 10/7/16 1/5/17 3/1/17 3/3/17 4/28/17 7/13/17 10/5/17 11/10/17 21

WBS 1. 2 Summary Schedule J. Silber 09/09/2014 CD-1 Review 22

WBS 1. 2 Summary Schedule J. Silber 09/09/2014 CD-1 Review 22

WBS 1. 2 Lvl 2 and 3 Milestones WBS 1. 2 1. 2 Activity

WBS 1. 2 Lvl 2 and 3 Milestones WBS 1. 2 1. 2 Activity L 2: Coating contract placed L 2: Fused Silica Lenses Ground and polished L 2: Fused Silica lenses Coated L 2: Lens cells completed and shipped to FNAL L 2: ADC Lenses Ground and Polished L 2: Receive cells and barrel from FNAL L 2: ADC Lenses coated L 2 F: Lens Installation into Cells Complete L 2 F: Lens Alignment in Barrel Complete L 2 F: Corrector Assembled and Ready for Installation J. Silber 09/09/2014 CD-1 Review Finish 10/28/14 11/12/15 3/31/16 6/8/16 7/20/16 11/4/16 11/10/16 5/3/17 6/29/17 1/5/18 23

WBS 1. 1 Summary Schedule J. Silber 09/09/2014 CD-1 Review 24

WBS 1. 1 Summary Schedule J. Silber 09/09/2014 CD-1 Review 24

Project Summary Schedule (1 of 2) J. Silber 09/09/2014 CD-1 Review 25

Project Summary Schedule (1 of 2) J. Silber 09/09/2014 CD-1 Review 25

Project Summary Schedule (2 of 2) Assumes full amount of spectrographs. Minimum threshold is

Project Summary Schedule (2 of 2) Assumes full amount of spectrographs. Minimum threshold is met in Q 4 FY 18 J. Silber 09/09/2014 CD-1 Review 26