Release Notes for v6.2

• Updates to fundamental constants (JRP)

• Added uncoated option in coating files (JRP)

• Use standard glass for Rubin (JRP)

• Bug in non-uniform coatings (JRP)

• Added material directory for standard materials (JRP)

• Added standard coatings (JRP)

• Added standard filters including MKO, JC, and SDSS (JRP)

• Added standard sensors (JRP)

• Added --site option to override location (JRP)

• Added standard sites for every major city and observatory (JRP)

• Added Palomar 200" Hale Prime focus with Wynne corrector (GS)

• Better bright star algorithm (JRP)