1. Tentative HIAPER Development Plan Critical Infrastructure Dev. (10/1/04 – 4/30/05) Pilot Proficiency (5/1/05 – 5/15/05) Science Systems Flight Checks (5/15/05 – 6/15/05) Progressive Science upload (6/15/05 – 8/15/05) Progressive Science Research (8/15/05 – 12/15/05) 1 st Infrastructure Upgrade Package (1/1/06 – 3/1/06) Available for Standard Research (3/1/06) 2 nd Infrastructure Upgrade Package (6/1/06 – 9/1/06) 3 rd Infrastructure Upgrade Package (6/1/07 – 7/10/07)

2. Projected HAIS Integration Schedule Stratospheric Humidity -9/1/2006 Atmos. Radiation Pkg - 9/1/2006 Small Ice Detector-9/1/2006 In-situ Ozone-9/1/2006 Whole Air Sampler-9/1/2006 Ozone Photometer-9/1/2006 Cascade Laser Spectrometer-9/1/2006 High Spectral Res. Lidar1/1/2007 GPS Profiler-1/1/2007 Cloud Radar-9/1/2007 Microwave Temperature Profiler-9/1/2007 Cloud Particle Imager-9/1/2007 Chemical Ion Mass Spec-9/1/2007 Aerosol Mass Spec-9/1/2008 Trace Organic Gas Analyzer-9/1/2008

3. Tentative HIAPER Development Plan Projected Integration Schedule Critical Infrastructure Period (10/1/04 – 6/15/05) –Basic science deliverables –Ground support equipment –Flight critical parts

4. Tentative HIAPER Development Plan Projected Integration Schedule Progressive Science Period (6/15/05–12/15/05) –Community Exhaust –Dropsondes –Window blanks / remote sensing materials –Condensation Nuclei –Trailing Cone pressure calibration

5. Tentative HIAPER Development Plan Projected Integration Schedule 1 st Infrastructure Upgrade Package (1/1/06–3/1/06) –Optical View Ports / fused silica –Retractable View Port Covers –Radar Altimeter –Compressed gas cylinder mounts –Antennae

6. Tentative HIAPER Development Plan Projected Integration Schedule 2 nd Infrastructure Upgrade Package (6/1/06–9/1/06) –Radiometric Surface Temperatures –Digital Video –Wing Pylons / PMS Canister Mounts –Tail Deck Modifications & Wiring –Mission Scientist Station –Liquid Water & Icing Rate –Radiative Fluxes

7. Tentative HIAPER Development Plan Projected Integration Schedule 3 rd Infrastructure Upgrade Package (6/1/07 – 7/10/07) –All Weather Flux Pod* (11/15/06 – 12/15/06) –General Wing Pods / Large User Access