Fourth Seat Notes                    20060118                    Jeff Snider

1957 - Aerosol pump on

2001 - CCN on at S = 1.6%

2009 - Suspect leak in CCN, 5 VDC excursions in CCN concentration detect pulse...this amplitude increasing with increasing King Air altitude up to 450 mb

2028 - Supersaturation sequence changed to 0.2, 0.4, 0.8 and 1.6%

2040 - End of cloud-edge portion of H-pattern

2058 - CCN back to S = 1.6%

2119 - Water added to top pad of CCN, it was wet

2122 - Same CCN sequence as at 2028

2159 - Elevated CN concentrations in ice cloud, that could be interesting

2230 - Adjust AERI_MFC to 175 slpm

2252 - Adjust AERI_MFC to 175 slpm

2259 - NADIR door shut, CCN into idle, aerosol pump offf