Project Overview and Status THEMIS Mission PDR Project Overview and Status Peter R. Harvey University of California - Berkeley

Agenda Agenda Science Overview Mission Overview Programmatic Overview Organization Review

Science Overview Science Overview Purpose Capabilities To understand the onset and macroscale (1-10 Re) evolution of magnetospheric substorms. Capabilities Will provide the first measurements of substorm starting location Will provide the first measurements of substorm evolution Collaborating Institutions (Hardware) University of California (UCB, UCLA) Swales Aerospace Inc. (SAI) Goddard Space Flight Center (GSFC) University of Colorado (LASP) Technical University of Braunschweig (TU-BS) Institut fur Weltraumforschung der OAW (IWF) CETP University of Calgary University of Alberta

Mission Overview Mission Overview Launch Space Segment Ground Segment Vehicle: Delta II, Eastern Range Injection: 1.1 x 12 Re, 9 degrees inclination Date: August 2006 Space Segment Spacecraft: 5 Spinning probes with fuel for orbit/attitude adjust Instruments: 3-Axis E-Field, B-Field 3-D Ion & Electron Particle Detectors Orbit Period(s): 1, 2 and 4 days Orientation: Ecliptic normal Ground Segment Observatories: 20 Northern of All Sky Imaging and Mag Field Operations Phases: I&T, L&EO (2 mo), Campaigns (Dec-Mar), Deorbit Lifetime: 2 years

Programmatic Overview PI Mode PI Team Provides Space, Ground, Data Segments PI Team Provides Cost, Schedule, Performance Assurance PI Team Provides Education/Public Outreach Cost and Schedule Caps Single Cost Cap for the Mission Launch no later than March 2007 Performance Assurance MIDEX Quality Requirements Implementation Strategy Use Heritage Instrumentation Coordinate Common Buy Parts Keep Probe/Probe Carrier Simple and Robust

THEMIS Organization Chart Subcontracts/Agreements Explorers Office Frank Snow, Mission Mgr U.Colo/LASP Bob Ergun TU-BS Uli Auster Swales Aerospace Mike Cully THEMIS Organization Chart Subcontracts/Agreements Phases BCD U.C. Berkeley Vassilis Angelopoulos, PI Peter Harvey, PM KSC Tammy Harrington, Mission Integ Mgr CETP Alain Roux B. De la Porte GSFC/GNCD Karen Richon UCLA Chris Russell Univ of Calgary Eric Donovan Univ of Alberta J. Samson IWF Werner Magnes

5. Education & Public Outreach THEMIS Work Breakdown Structure Organization THEMIS Project 1.1 Management 1.2 Science 1.3 Systems Engineering 2. Space Segment Development 3. Ground 4. Mission Ops & Data Analysis 5. Education & Public Outreach 3.1 Mission Operations Center 3.2 Science Operations Center 3.3 Ground Based Observatories 4.1 Mission Operations 4.2 Data Analysis 1. Management, Science, Systems Eng. 2.1 Instruments 2.2 Spacecraft THEMIS Work Breakdown Structure

Management, Science and Systems Engineering Organization Management, Science and Systems Engineering Management Support K. Harps Finances M. Larson Purchasing M. Giordano Documentation D. Meilhan Scheduling A. Shutkin Administration UCB Sponsored Projects D. Weldon Contracting Systems Engineering Ellen Taylor Science V. Angelopoulos Science Support Bonnell, John Carlson, Chuck Delory, Gregory Frey, Harald Hull, Art Larson, Davin Lin, Robert Mende, Steven Moreau, Thomas Mozer, Forrest Parks, George Peticolas, Laura Phan, Tai Temerin, Michael Program Management Peter Harvey Electrical Mechanical /Thermal Paul Turin Chris Smith EMC/ESC/MAG Robert Snare (UCLA) THEMIS WBS 1.0 Facility Support J. Cooks Contracts J. Keenan Purchasing G. Davis Accounting J. Williams Travel J. Jones Personnel Quality & Safety Ron Jackson Parts Jorg Fischer

Organization Instruments Electric Field Instrument (EFI) ElectroStatic Analyser (ESA) Solid State Telescope (SST) I&T Rick Sterling Data Processor Unit (IDPU) THEMIS WBS 2.1 Fluxgate Mag (FGM) Search Coil (SCM) Forrest Mozer John Bonnell Greg Delory Art Hull Bill Donakowski Greg Dalton Robert Duck Mark Pankow Dan Schickele Stu Harris Hilary Richard Robert Abiad Peter Berg Heath Bersch Dorothy Gordon Frank Harvey Selda Heavner Jim Lewis Jeanine Potts Chris Scholz Kathy Walden Charles Carlson M. Marckwardt Bill Elliott Ron Herman Robert Lin Davin Larson Ron Canario Robert Lee T. Moreau Hari Dharan Y. Kim Tien Tan Bill Tyler TUBS/IWF Uli Auster K.H. Glassmeier W. Magnes CETP Alain Roux Bertran de la Porte Olivier Le Contel Christophe Coillot Abdel Bouabdellah LASP Robert Ergun Aref Nammari Ken Stevens Jim Westfall Booms

Organization Ground Segment Mission Ops Science Ops (Mission Planning) THEMIS WBS 3 Ground Based Observatories Manfred Bester Mark Lewis Tim Quinn Sabine Frey Tai Phan John Bonnell Laura Peticolas Stephen Mende Stu Harris Steve Geller Harald Frey UCLA Chris Russell Joe Means Dave Pierce All Sky Imagers Ground Magnetometers Fielding & Operation (UC&UA) UC Eric Donovan GSFC/GCND David Sibeck Mark Beckman Bob DeFazio David Folta Rick Harman UA J. Samson

Top Level Schedule THEMIS TOP LEVEL SCHEDULE MAJOR REVIEWS 1 2 3 4 5 6 CY 2005 MILESTONES CY 2004 CY 2003 THEMIS TOP LEVEL SCHEDULE STATUS AS OF: 11/06/03 GODDARD SPACE FLIGHT CENTER MISSION MGR. : FRANK SNOW 1 MAJOR REVIEWS IDPU DEVELOPMENT IDPU ETU DESIGN, FAB, I&T & FLIGHT J F M A S O N D CY 2006 2 EFI SPB / AXB DEVELOPMENT EFI SPB & AXB DESIGN, FAB, I&T 3 ESA DEVELOPMENT ESA ETU DESIGN, FAB, I&T & FLIGHT 4 SST DEVELOPMENT SST ETU DESIGN, FAB, I&T & FLIGHT 5 FGM DEVELOPMENT 6 SCM DEVELOPMENT SCM EM DESIGN, FAB, I&T & FLIGHT 8 INSTRUMENT I&T ETU & FLIGHT 1 - 5 INTEGRATION & TEST DSG COMPL.. DSG COMPL. FLT I&T COMPL BOX ASSY ETU I&T ETU FAB ETU TESTS FLT 1-6 FAB COMPL. ETU PROC/FAB FGE ETU I&T FLT 1-5 FGE FAB & TEST FLT I&T COMPL F1 F2 F3 F4 F5 F6 2-3 11/30 FGM ETU DESIGN, FAB, I&T & FLIGHT 8/18 4/16 4/01 12/08 10/12 11/26 11/02 7/06 3/02 1/06 12/16 10/18 5/31 12/29 9/29 10/25 9/24 1/21 1/26 7/26 FLT 1-2 8/06 8/24 9/10 9/28 10/15 7/13 7/28 8/04 8/11 3/05 2/27 7/21 6/08 8/03 8/31 4/30 H/W FAB 6/25 8/27 FLT ASSY 1-6 12/23 11/16 1/20 10/26 9 PROBE CARRIER PROBE CARRIER DESIGN, FAB, TEST 12 PROBE CARRIER ASSY I & T INTEGRATION & ENVIRINMENTAL TESTS 13 LAUNCH OPERATIONS LAUNCH PROCESSING/LAUNCH DSG & PROCURE FAB COMPL.. I&T COMPLETE 10 SPACECRAFT PROBES LONG LEAD PROCUREMENT, SUBSYSTEM DESIGN, FAB & BUS I&T F2-3 6/24 2/16 8/10 9/15 8/09 6/27 11 PROBE & INSTRUMENT I&T PROBE I&T with INSTRUMENTS 11/23 10/19 8/25 12/05 3/15 8/21 PROBE F1 SLACK (60 days) PDR. 11/12-14 CDR. 4/06-07 PROBE F5SLACK (40 days) SRR. 7/16 7 SCM/FGM BOOM DEVELOPMENT FAB HINGES & TUBES 6/14 12/10 SHIP & LAUNCH PROCESSING INSTRUMENT DELIVERY TO SWALES 6/29 6/06 5/04 4/06 3/10 MCRR 12/08-09 CONF. REV (HQ) 1/15 5/11 10/05 F5 SLACK (120 days) F1 SLACK (95 days) F1 SLACK (40 days) F5 SLACK (64 days) 4-6 3-5 1-6 1/22 9/07 9/14 9/21 ETU TEST 2/12 2/23 ETU TEST (GERM.) 3/08 PROBE CARRIER SLACK (60 days) 7/30 MISSION SLACK (60 days) 5/25 INSTRUMENT SLACK -- PROBE CARRIER & BUS SLACK MISSION SLACK -- Slack Legend -- 8/17 14 FLIGHT PLATFORM & HARNESS FLT HARNESS COMPL

Review Requirements and Plans Review Process Review Requirements and Plans THEMIS_IIRP (7/31/03) meets GPG8700.6 THM-CDRL011C-EPRP (9/29/03) meets GPG8700.4 Team Selection Chairman through which all RFAs will flow Electrical Expert Mechanical Expert One or Two Sensor or Instrumentation Experts GSFC Oversight (as always) encouraged EPRP Instructions given to team members LLIS Instructions & pre-selected items given to the teams Results Plenty of recommendations! Not many substantive action items Not a single LLIS “hit” (at least not identified as such)

Review Teams Peer Review Team Composition

Review Teams Peer Review Team Composition

RFA Status Overall RFA Status All Responses are submitted to Explorer’s Office & kept on the THEMIS ftp site.

SRR RFAs SRR RFA Status

SRR Recommendation Status

Instrument RFAs

Ground Based Obs RFAs

Flight Dynamics/Msn Ops RFAs

Flight Dynamics/Msn Ops RFAs

Flight Dynamics/Msn Ops RFAs

Flight Dynamics/Msn Ops RFAs

Summary Summary Stable Science and Mission Concept and Requirements No Significant Changes in Requirements or Concept No Show Stoppers Identified Development or Review Teams Organization is Active in All Development Areas Successful Staffing at UCB and Swales Staff Already in Place at Foreign Collaborators Weekly and bi-weekly Telecons Active in all Major Areas Systems Engineering in High Gear Plans Documented, In Place and in Practice Space Segment ICD’s in Signoff, Ground Segment coming up Active Review Process in Place Technical Expertise Provided in Comments and RFA process Expect These Inputs will Help Shape Detailed Designs