1. THEMIS Instrument Pre-Environmental Review 1 UCB 5/02/2005 THEMIS Instrument Pre-Environmental Review Project Status May 2, 2005 Peter R. Harvey THEMIS Project Manager University of California - Berkeley

2. THEMIS Instrument Pre-Environmental Review 2 UCB 5/02/2005 Agenda/Purpose

3. THEMIS Instrument Pre-Environmental Review 3 UCB 5/02/2005 Instrument Payload IDPU: Instrument Data Processor Unit SPB : Spin Plane Booms (4x) AXB : Axial Booms (2x) SST : Solid State Telescope (2x) ESA : Electrostatic Analyzer FGM : Fluxgate Magnetometer SCM : Search Coil Magnetometer

4. THEMIS Instrument Pre-Environmental Review 4 UCB 5/02/2005 Instrument Status Comparison of Completion.v. Need Date

5. THEMIS Instrument Pre-Environmental Review 5 UCB 5/02/2005 Mission Schedule CY 2005 MILESTONES CY 2004 THEMIS Bus, Instrument & Mission I&T Schedule STATUS AS OF: 4/28/05 MISSION MGR. : FRANK SNOW MAJOR REVIEWS CY 2006 1 P1 INTEGRATION & TEST BUS/INSTRU MECH & ELEC I&T & C/O (UCB) BUS MECH & AVIONICS BUILD UP (Swales) NDJFMA PROBE SUBSYSTEM HARDWARE 2 P2 INTEGRATION & TEST 3 P3 INTEGRATION & TEST 4 P4 INTEGRATION & TEST 5 P5 INTEGRATION & TEST 7/08 BAU EDU#2 MECH BUILDUP 7 SETUP / PROBE VIB / PCA INTEGR. (JPL) 8 PCA VIB / ACOUSTICS / THERMAL (JPL) 9 11 LAUNCH PROCESSING/LAUNCH INSTRUMENT CDR 4/19-20 MISSION CDR 6/14-18 CRR 2/04 4/06-08 CR @ HQ FGM/SCM CDR 4/22 INSTRU COMPL 5/12 6/23 8/08 PROJECT MGR. : PETER HARVEY 5/02 INSTRU COMPL 8/08 P1 PER 10/03 ENVIRONMENTAL TEST & CLOSEOUTS (JPL) 2/24- 27 P2-P5 PER 5/12- 15 PSR 10 MECH H/W -- Critical Path H/W -- Project Reserve -- Instrument Slack LEGEND -- Intermediate Slack 51 DAYS 10/19 10 DAYS 7/31 3/21 7/28 FLT 1 BAU 9/02 6 P2- P5 SHIP TO JPL PROBE SUBSYSTEM HARDWARE MJ JANDJFMA MJ J A SOSO 5/17 MECH 7/19 ELEC 8/10 SHIP to JPL 12/08- 12/16 MECH BUILDUP 6/13 MECH 1/041/27 12/16 P1 Test Review INSTRU COMPL 6/30 12/09 MECH BUILDUP 9/01 10/18 AVIONICS BUILDUP MECH 1/10 ELEC & C/O 2/03 MECH& ELEC H/W MECH BUILDUP 11/29 1/23 2/14 1/19 MECH BUILDUP 10/13 12/13 MECH 1/31 2/2 3 PROBE SUBSYSTEM HARDWARE 3/02 MISSION RESERVE MAG & MASS PROP (JPL) / SHIP 3/23 PCA INTEGR PROBE VIB 4/08 5/03 PCA THERMAL PCA VIB/ACOUSTICS 5/11 P2-5 PACK & SHIP MAG / MASS PROP 5/16 ENVIRONMENTALS 10/26 FLT BAU 11/03 9/26 FLT BAU 11/21 FLT BAU MECH& ELEC H/W MECH H/W 11/09 8/30 AVIONICS BUILD UP Swap out 5/26 Swap out ELEC & C/O 8/17 9/09 9/27 AEB 8/15 AVIONIC S BUILD UP 12/01 SHIP to UCB 10/05 12/08 BAU EDU#1 SHIP to UCB FLT BAU SHIP to UCB ELEC & C/O MECH SHIP to UCB AVIONICS BUILDUP ELEC & C/O AVIONICS BUILDUP SHIP to UCB 1/07 P1 Test Review BUS/INSTRU MECH & ELEC I&T & C/O (UCB) BUS MECH & AVIONICS BUILD UP (Swales) BUS/INSTRU MECH & ELEC I&T & C/O (UCB) BUS MECH & AVIONICS BUILD UP (Swales) BUS/INSTRU MECH & ELEC I&T & C/O (UCB) BUS MECH & AVIONICS BUILD UP (Swales) BUS/INSTRU MECH & ELEC I&T & C/O (UCB) BUS MECH & AVIONICS BUILD UP (Swales) 9/22 10/04 6/02 8/15

6. THEMIS Instrument Pre-Environmental Review 6 UCB 5/02/2005 Instrument Schedule CY 2005 MILESTONES CY 2004 THEMIS INSTRUMENT TOP LEVEL SCHEDULE STATUS AS OF 4/07/05 MISSION MGR. : FRANK SNOW 1 MAJOR REVIEWS IDPU DEVELOPMENT IDPU ETU DESIGN, FAB, I&T IDPU FLIGHT FABRICATION & I&T 2 EFI SPB / AXB DEVELOPMENT EFI SPB DESIGN, FAB, I&T (ETU & FLT) EFI AXB DESIGN, FAB, I&T (ETU & FLT) 3 ESA DEVELOPMENT ESA ETU DESIGN, FAB, I&T ESA FLIGHT FABRICATION & I&T 4 SST DEVELOPMENT SST ETU DESIGN, FAB, I&T SST FLIGHT FABRICATION & I&T 5 FGM DEVELOPMENT FGM ETU DESIGN, FAB, I&T FGM FLIGHT FABRICATION & I&T 6 SCM DEVELOPMENT SCM EM DESIGN, FAB, I&T SCM FLIGHT FABRICATION & I&T 8 INSTRUMENT I&T INSTRUMENT INTEGRATION & TEST MAGBOOM FLIGHT FAB & I&T FLT 1 BD FAB/ASSY COMPL BOARD I&T COMPL. IDPU ETU I &T COMPL 1/14 11/19 10/06 4/07 5/25 6/08 1 2 3 4 5 INSTRU. CDR 4/19-20 MISSION CDR 6/14-18 4/22 CRCR A J JA S J ON DJ FLT I&T COMPL 6 5/10 1 ETU INSTRU. I &T COMPL 12/10 START FLT INSTRU I&T w/ IDPU, ESA, SST ETU 7 FGM/SCM CDR 4/06-08 MISSION MGR. : FRANK SNOW PROJECT MGR. : PETER HARVEY F M 2-3 6/21 6/10 FGE ETU DEL. To GERMANY PCB/FGE ETU I &T COMPL 7/19 3/19 3/18 12/24 1-2 3-4 FLT TO IDPU FGE FLT 1-2 DEL to GER. 11/01 SC/EM I &T COMPL 3/21 1/05 PA 1-2 4-5 CUBE DEL. 7/30 4/11 4/22 4/29 1 23 FLT I&T COMPL FAB FLT HINGES 12/07 ETU I &T COMPL 12/063/05 6/15 5/18 6/01 ETU COMPL 6/07 9/10 2/044/18 5/02 5/17 1 2 3 4 FLT I&T COMPL 11/11 FLT FAB/ASSY ETU COMPL 6/11 2/07 4/13 4/295/16 5/30 1 2 3 45-6 FLT I&T COMPL 7/30 FLT MACH FLT 1-6 BD FAB/ASSY COMPL BOARD I&T COMPL. ESA ETU I &T COMPL DSG COMPL. 3/30 1/07 12/22 3/25 FLT I&T COMPL 2/22 1 5-6 BOARD I&T COMPL. SST ETU I &T COMPL DSG COMPL. 9/17 6/11 3/05 5/20 3/29 4/11 4/19 4/29 5/10 1 23 4 5 FLT 1 BD FAB/ASSY COMPL 12/06 6 A M 6 8/25 8/30 7/01 12/10 FGE FLT 3-5 DEL to GER. 2/02 USING SCM SIM & ESA PreAmp & IDPU BDS 8/30 4-5 FLT I&T COMPL J 4/27 5-6 4/18 4/20 4/22 26 4/28 2 3 4 5 6 FLT IDPU FLT ESA 2/09 SC 1-2-3 456 5/06 5/13 5/27 5/02 6 FLT I&T COMPL