STK for 911 Analysis

1
STK for 9-11 Analysis

• Cherie Gott HQ NORAD/USSPACECOM/ANALYSIS
• June 3, 2002

2
Purpose / Objective

• Provide graphical time-centric depiction of the
  9-11 events
• Create interactive tool for forensic examination

3
STK Modules Used

• STK Pro
• VO
• Connect
• Terrain

4
Modeling Tasks - 1

• Aircraft Objects
• FAA radar data
• hijacked airliners
• NORAD interceptors
• Perl scripting for Connect
• Reduce/Smooth data
• Create ephemeris files, generate STK aircraft
  objects
• Facility / Radar Objects
• 8 FAA radar sites
• DTED level 1terrain data

5
Modeling Tasks - 2

• Additional Scenario details
• 3-D models
• airliners
• interceptors
• World Trade Center towers
• Pentagon
• Imagery
• New York
• Washington DC
• CDRG Maps

6
Final Products for Internal Distribution

• Animated video clips for NORAD HQ use
• Time-centric overview
• World Trade Center attacks
• Pentagon attack
• Interceptor / hijacked airliners time-to-target
  displays

7
Movie-Making Techniques
Flight Path Editor - stored views
Control Script
AVI to MPG conversion using TMPGEnc Freeware
8
Analyses Products

• Timeline examination and inter-agency response
• Terrain Masking relationship to loss of radar
  data
• Line-of-site between airliners analysis

9
Visual Examination Tools
10
Radar Access Calculations

• Terrain masking
• Dynamic access graphics

• Strand access graph

11
Chain Access Computations
12
Questions answers