Dr. Salvatore Alfano

Senior Research Astrodynamicist

In his role with AGI's Center for Space Standards and Innovation (CSSI), Sal has significantly contributed to the space operations community for more than 20 years at both the policy and technical development levels. For his work, Sal has received numerous industry awards. He is a Fellow of the American Astronautical Society and belongs to several other professional associations. Sal is also an inventor or co-inventor of five U.S. patents. Sal has a B.S. in astronautical engineering from the US Air Force Academy, an M.S. in astronautical engineering from the Air Force Institute of Technology, and a Ph.D. in electrical and computer engineering from the University of Colorado at Colorado Springs. In Sal's free time, he enjoys soccer, woodworking, and auto tinkering.

Dr. Doug Cather

Space Operations Technical Director

Doug has over thirty-three years of experience in all phases of space operations, mission and systems analysis, and application development. Before joining AGI, Doug spent twenty-five years with TRW/Northrop Grumman, working on civil, DOD, and IC space missions. He was among the first in the industry to automate daily orbital operations, starting in the late 1980s and early 1990s. He has since been the primary architect of three more generations. Doug holds several patents related to non-cooperative maneuver detection and characterization. He has extensive experience in trajectory and station-keeping planning and execution. He also has operations experience with launch and early orbit, routine mission, end-of-life, and special mission operations. Doug is entirely off the grid and proud of it – with a solar-powered home somewhere in Colorado where he drives a big diesel truck.

Elevating Your Proximity Operations Accelerating the Planning Stage of Rendezvous & Proximity Operations Missions

Dr. Vince Coppola

Director of Technical Project Management

Vince works on STK development as the lead astrodynamicist. He is involved in developing, testing, and maintaining the low-level numerical computations used throughout the product. Vince joined AGI in 1998 as a software engineer and has since served in many roles, including STK release manager and lead engineer for AGI’s participation in the Air Force's JSpOC Mission System. Before joining AGI, Vince worked as an Assistant Professor in the Aerospace department of the University Of Michigan. Vince holds a B.S. in engineering science and mechanics from Virginia Tech and a Ph.D. in theoretical and applied mechanics from Cornell University. Vince has four college-aged daughters.

Sylvain Dupont

Director, Software Architecture

Sylvain works on the architecture of STK, ODTK, and STK Parallel Computing and leads the team responsible for the developer tools associated with them. Before joining AGI in 1998, Sylvain worked on medical applications and space scientific experiments. He worked as a sub-contractor to CNES (the French space agency), ESA, and NASA on projects that flew in the space shuttle and the ISS. Sylvain has been recognized with an award from The Greater Philadelphia Section of the American Institute for Aeronautics and Astronautics (AIAA) for his contributions to the aerospace industry. Sylvain holds an M.S. in computer science from Institut National des Sciences Appliques (INSA) de Toulouse in France. In his personal time, Sylvain enjoys watching a variety of sports and playing soccer & ping-pong.

Tom Johnson

Senior Vice President, Innovation

As the senior vice president of Innovation at AGI, Tom leads a group of engineers exploring future product directions. He also acts as a subject matter expert, providing support to our sales and product development teams. Tom joined AGI in 1995 as a sales system engineer and has since served in many roles, including product manager, vice president of development, and vice present of engineering. He began his aerospace career as an officer in the U.S. Air Force, Schriever AFB, CO. Tom holds 2 patents and has been recognized as a IEEE Young Engineer of the Year. He is a senior member of the IEEE and AIAA. Tom has a B.S. in electrical engineering from the University of Notre Dame and an M.S. in electrical engineering from the University of Colorado. In his personal time, Tom enjoys cooking and outdoor activities and continues to mentor Boy Scouts and new Scout leaders as a former Scoutmaster.

Space Threat OODA Loop Indian ASAT Forensics - April 9, 2019 Update

Dr. T.S. Kelso

Senior Research Astrodynamicist

T.S. is a senior research astrodynamicist for AGI and the COMSpOC team. He brings decades of experience in space education, research, analysis, acquisition, development, operations, and consulting with organizations such as the Air Force Space Command Space Analysis Center (ASAC), NASA's Near-Earth Object Science Definition Team, the Air Force Chief of Staff’s SPACECAST 2020 and Air Force 2025 future studies, and the Air Force Satellite Control Network. Dr. Kelso has taught at the Air War College, the Air Command and Staff College, the Airpower Research Institute, the Air Force Institute of Technology, and the College of Aerospace Doctrine, Research, and Education. He supports the space surveillance community by operating electronic data dissemination systems to provide NORAD two-line orbital element sets, associated orbital models, documentation, software, and educational materials to users around the world. In his spare time, T.S. enjoys semi-extreme cycling and astrophotography.

Saying #flarewell to Iridium Flares Indian ASAT Forensics - April 9, 2019 Update

Tom Neely

Senior Advisory Software Developer

Tom Neely is one of AGI's lead airplane guys and very proud of it! Tom has spent his career at AGI developing and evolving STK’s capabilities for aircraft missions. He's brought 10 years of experience as an F-14 radar intercept officer in the U.S. Navy to the design and development of the STK Aviator and Aviator Pro modules. Thanks to his combat training, Tom knows how to take care of himself during tense software architecture negotiations to make sure he delivers the best products possible. Tom has a B.S. in finance and economics from Ohio State University. He also has an M.S. in aeronautical engineering and an M.S. in electrical engineering — both from the U.S. Naval Postgraduate School. In his spare time, Tom loves hanging out with his two dogs, Macy and Anna.

More realistic modeling of flight manueuvers

Patrick North

Chief Remote Sensing Engineer

Pat leads the development for the STK Electro-Optical InfraRed (EOIR) module. He is a passionate image scientist and software engineer with expertise in sensor modeling, analysis, and exploitation. Before joining AGI, Pat helped develop control systems that led to a number of patents for GE Corporate Research and Development, supported clinical trials in the medical field via radiological image processing at VirtualScopics, and spent a decade at Lockheed Martin supporting the defense and intelligence communities. Pat has a B.S. in computer science and an M.S. in imaging science from the Rochester Institute of Technology. Pat is a two-time All American wrestler and still keeps up with wrestling as the coach for Ursinus. He also helps mentor kids in the Federation of Galaxy Explorers and teaches first and second graders at Sunday school.

Going 1000 times faster at the ESA NEO and DEBRIS DETECTION CONFERENCE Using Modeling and Simulation to Solve Hard Problems What is Space Situational Awareness? See More

Dan Oltrogge

Director, CSSI

As the director of AGI’s Center for Space Standards and Innovation (CSSI), Dan is the lead policy and analysis expert for AGI's Commercial Space Operations Center (ComSpOC). Mr. Oltrogge also serves as the program manager of the Space Data Center and is the founder and administrator of the Space Safety Coalition. Mr. Oltrogge has contributed to the development of numerous international standards and best practices for space operations and debris mitigation under the auspices of ISO, CCSDS, CONFERS, ANS, and IAA. He also serves as chairman of the Global VSAT Forum’s industry-led “Best Practices for Sustainability of Space Operations” initiative to collect and endorse space sustainability best practices. Mr. Oltrogge has a B.S. in aerospace, aeronautical, and astronautical engineering from Iowa State University and an M.S. in aerospace engineering and astrodynamics from the University of Southern California.

Addressing Small Satellite Communications Issues Indian ASAT Forensics - April 9, 2019 Update 57,000 Planned Satellites See More

Dr. Haroon Rashid

Senior Advisory Engineer

Haroon Rashid, Ph.D., is a senior advisory engineer with AGI’s products group. Haroon leads a team that develops analysis capabilities for communications, navigation, and radar systems for Systems Tool Kit (STK). His team collaborates with AGI’s customers to ensure that STK satisfies their requirements for interference analysis. Haroon also works, at the international level, to resolve issues related to frequency spectrum sharing. In this capacity, Haroon has helped to represent the FCC at the International Telecommunications Union (ITU) for establishing ITU-R recommendations. Before coming to AGI, Haroon worked for the Saudi Arabian Department of Defense, where he was a senior advisor on a joint USAF – Saudi Arabian Air Force project. He has also taught electrical engineering at the University of Arkansas. While at the University of Arkansas, Haroon participated in artificial intelligence research for the USAF Office of Scientific Research.

Addressing Small Satellite Communications Issues Range-Based Waveform Switching

Frank Stoner

Advisory Software Engineer

Frank Stoner manages the STK Components team — a ragtag bunch of misfits who won’t give up until every developer and engineer has AGI’s software in their development arsenal. Frank joined AGI in 1996 as a software engineer. He has worked on several products and contributed to CesiumGS’s web visualization capabilities. Before joining AGI, Frank worked for Lockheed Martin Missiles and Space, where he performed trajectory design, performance analysis, and satellite operations support. Frank is an inventor and co-inventor of two U.S. patents and is a member of several technical organizations, including the AAS, AIAA, and IEEE. Frank’s education includes a B.S. in aerospace engineering from Penn State University and non-degree studies in applied mathematics at the University of California. In his personal time, Frank enjoys helping his kids with their mathematics and music studies. He also enjoys taking every opportunity to remind his children that their father is a rocket scientist.

David Vallado

Senior Research Astrodynamicist

David Vallado is a senior research astrodynamicist with the Center for Space Standards and Innovation (CSSI). Dave joined AGI in 2004. He has brought new mathematical techniques to AGI’s software, supported the Space Data Association, and collaborated with commercial satellite operators. Before joining AGI, Dave was a principal engineer with Raytheon Intelligence and Information Systems. He is also a retired Air Force Lt Colonel with assignments in space, missiles, and academia. Dave is the author of the advanced astrodynamics textbook, Fundamentals of Astrodynamics and Applications (McGraw-Hill 1997, 4th edition). He is an AAS Fellow and an AIAA Associate Fellow. Dave has a B.S. in astrodynamics from the USAF Academy, an M.S. in systems management from the University of Southern California, and an M.S. in astronautical engineering from the Air Force Institute of Technology. In his personal time, Dave is an avid mountaineer, among many other interests.

Dr. James Woodburn

Chief Orbital Scientist

Jim is responsible for the development, verification, and enhancement of algorithms related to orbit determination, orbit dynamics, reentry prediction, and visibility computations in AGI’s software. Jim has worked in the field of satellite dynamics and operations since 1986. He holds three U.S. patents and he has presented numerous technical papers at industry conferences. As a recognized expert in orbit determination, Jim also participates in industry peer reviews and provides operational support for programs using AGI’s flight dynamics tools. Jim has a B.S. degree in aerospace engineering from the Pennsylvania State University and a Ph.D. in aerospace engineering from the University of Texas at Austin.

In Memory of James R. Wright