Study 000218: ACRONYM: CHW_SNS2_SI003 This study was designed to observe coronal hole waves with 40 arcsec slots sit'n stare. In this study we choose the spectral windows to observe cold emission lines (< 1MK). TARGET : Polar Coronal Hole Region EXPOSURE TIME : 45s SLIT : 40" FOV : 40"x512" SPECTRAL WIND.: 15 USAGE: 1) Run CHW_Context2_SI004 2) Run CHW_SNS2_SI003. Fill existing time slot 3) Run CHW_Context2_SI004 POINTING: Polar coronal hole region. WARNING: None