First Radiation constant for spectral radiance (c1) (2hc2)
Second Radiation constant (c2) (hc/k)
This tool was developed as part of the Education & Public Outreach program of the NASA ROSES 2009 New Investigator Program in Earth Science (NNH09ZDA001N-NIP). It is a work in progress. Please send any questions, comments, or suggestions to the PI: R. Greg Vaughan (firstname.lastname@example.org).