Papers
4
Total Citations
39
H-Index
3
About
E. Barker is a researcher specializing in orbital debris characterization and space situational awareness, with a focus on the optical and photometric properties of man-made objects in Earth orbit. Working through NASA's Johnson Space Center Optical Measurements Center (OMC), Barker has made significant contributions to developing laboratory-based methodologies that replicate telescopic observation conditions, enabling more accurate ground-based assessments of debris materials and behavior. Their most influential work, "Characterization of Orbital Debris Photometric Properties Derived from Laboratory-Based Measurements" (2010, 22 citations), established a framework for emulating space illumination conditions in controlled laboratory settings — a critical step toward improving debris identification models. Complementary studies from 2009 and 2012 extended this work to geostationary orbit (GEO) debris analysis and pioneered multi-analytical approaches for characterizing specific spacecraft, including the historic IDCSP satellites. By combining lightcurve analysis across multiple bandpasses with material identification techniques, Barker's research directly supports NASA's mission to define and mitigate collision risks for both crewed and robotic spacecraft. Their body of work represents an important bridge between laboratory science and real-world space safety applications.
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