HRS slit width: 3mm Data recorded with 1200lpmm/500 blaze grating ending with: _c.txt refers to when the optical fiber is obstructed and counts are being recorded for background. _o.txt refers to when the optical fiber is exposed. Data recorded with 2400lpmm/BH grating ending with: _2400lpmm_c.txt refers to when the optical fiber is obstructed and counts are being recorded for background. nb2_2400lpmm_o.txt refers to when the optical fiber is exposed.