aDepartment of Chemistry, University of York, Heslington, York YO10 5DD, UK;bService de Chimie Quantique et Photophysique, Université Libre de Bruxelles (ULB), 50, av. F.D. Roosevelt, 1050 Brussels, Belgium
Abstract:
An improved set of molecular constants and term values are given for the X2Π (v = 0–13) and B2Σ+ (v = 0 and 1) states of the OH radical. They are derived from a fit of previously published laboratory data and additional lines taken from infrared solar spectra recorded on orbit.