b50cadb9_nomy___SJSU_Physics_Department__Description
[Exercise] Spectral Classes & H-R Diagram [Applies to] ASTR 102 Alternate Lab [Text-only Summary] Spectral Class Lab Text [Description] 
Spectral classes and magnitudes of stars in a cluster are estimated and an H-R Diagram is produced and analyzed
Interactive Demonstrations for Astronomy - SJSU Physics Department
Description