Jim Chapel

GOES-R Spacecraft Verification and Validation Compared with Flight Results

Alexander Krimchansky, Jim Chapel, Tim Bevacqua, 2019 .

GOES-16 On-Orbit Dual Isolation Performance Characterization Results

Robert Bailey, Alexander Krimchansky, Jim Chapel, 2016 .

In-Flight Guidance, Navigation, and Control Performance Results for the GOES-16 Spacecraft

Alan D. Reth, Tim Walsh, Alexander Krimchansky, 2017 .

Guidance, navigation, and control performance for the GOES-R spacecraft

Alexander Krimchansky, Jim Chapel, Tim Bevacqua, 2015, CEAS Space Journal.

Frequency measurement of spacecraft pointing using the hirise camera

Randolph L. Kirk, Alfred S. McEwen, Alan W. Delamere, 2013 .

GOES-R Dual Isolation

John Howat, Alexander Krimchansky, Jim Chapel, 2015 .

GOES-R Series GEO Side-Lobe Capable GPSR Post-Launch Refinements and Operational Capabilities

Alexander Krimchansky, Perry Baltimore, Jim Chapel, 2019 .

GPS Receiver On-Orbit Performance for the GOES-R Spacecraft

Alexander Krimchansky, Donald Chu, Jim Chapel, 2017 .