USCGC Healy Data File Formats for HLY1002 Dale Chayes, Lamont-Doherty Earth Observatory of Columbia University <[email protected]> Steve Roberts, National Center for Atmospheric Research <[email protected]> Tom Bolmer , Woods Hole Oceanographic Institution <[email protected]> USCGC Healy Data File Formats for HLY1002 by Dale Chayes, Steve Roberts, and Tom Bolmer Publication date September, 06 2010 Table of Contents Preface ...................................................................................................................... vii 1. Introduction .............................................................................................................. 1 2. End of Cruise Archive Directory Structure ..................................................................... 2 One (1) Minute Averaged Data ............................................................................... 2 Ice Observations ................................................................................................... 2 LDS_Data ............................................................................................................ 2 master.index ......................................................................................................... 2 master.md5 .......................................................................................................... 3 Metadata ............................................................................................................. 3 Plots ................................................................................................................... 3 Raw .................................................................................................................... 3 Satellite Images .................................................................................................... 3 SCS_Data ............................................................................................................ 3 sea_ice_movie ...................................................................................................... 3 3. SCS Primary Data ..................................................................................................... 4 Overview of SCS records ....................................................................................... 4 Meteorological data ............................................................................................... 4 Air Temperature Sensors ................................................................................ 4 Wind Sensors ............................................................................................... 6 Solar Sensors ............................................................................................... 9 Oceanograpahic Data .......................................................................................... 10 Flow Through Sensors ................................................................................. 10 Sonar Data ................................................................................................. 18 Winches ..................................................................................................... 20 Navigational Data ................................................................................................ 21 POS/MV .................................................................................................... 21 Ashtech ADU5 (SCS) .................................................................................. 26 P-Code (SCS) ............................................................................................. 29 Glonass (SCS) ............................................................................................ 34 Sperry MX512 ........................................................................................... 36 Sperry Gyroscopes ...................................................................................... 39 IBS way points (SCS) .................................................................................. 40 Sperry SRD500 Doppler Speed Log (SCS) ...................................................... 41 SV2000 (SCS) ............................................................................................ 41 4. RAW Data files ...................................................................................................... 43 ADCP DATA ..................................................................................................... 43 UHDAS ADCP Data ................................................................................... 43 RDI VMDAS ADCP Data ............................................................................ 44 Bathymetry Data ................................................................................................. 45 Kongsberg EM122 multibeam ....................................................................... 45 KNUDSEN 320B/R ..................................................................................... 46 CTD ................................................................................................................. 46 Environmental_sensors ......................................................................................... 47 Expendable Bathythermograph (XBT) Data ............................................................. 47 Sippican MK21 files (XBT, XCTD, etc.) Files .................................................. 47 Sippican MK21 files XCTD Files .................................................................. 48 Turo Devil XBT files ................................................................................... 50 Expendable CTD (XCTD) .................................................................................... 50 5. Lamont Data System (LDS) Primary Data .................................................................... 51 Navigational Data ................................................................................................ 51 Thales (Ashtech) ADU5 GPS ....................................................................... 51 Trimble AG132 Differential Global Positioning System (GPS) ........................... 54 Applanix POS/MV-320 Global Positioning System (GPS) ................................... 59 Bridge IBS Navigation System Way Points ...................................................... 64 Automatic Identification System (AIS) (LDS) ................................................. 66 iii USCGC Healy Data File Formats for HLY1002 Multibeam Data .................................................................................................. 67 Real-time position for the SeaBeam .............................................................. 67 Raw Multibeam data ................................................................................. 67 Multibeam Center Beam (LDS) .................................................................... 67 Sound Speed at the keel .............................................................................. 68 BGM-3 Gravity Meter data ................................................................................... 69 LDS Events ........................................................................................................ 69 Images ............................................................................................................... 69 Aloft Con Images ........................................................................................ 69 Fantail Images ............................................................................................ 69 SIO TSG and MET Data ...................................................................................... 70 All SIO TSG and MET Data ......................................................................... 70 SIO TSG data from BioChem Lab ................................................................. 70 Winches ............................................................................................................ 71 Starboard Winch ......................................................................................... 71 Aft Winch .................................................................................................. 71 C-Nav Globally Corrected Differential GNSS ........................................................... 72 C-Nav Globally Corrected Differential GNSS - Starboard ................................... 72 C-Nav Globally Corrected Differential GNSS - Port .......................................... 72 6. SCS Derived Data ................................................................................................... 74 Air temperature (Derived) ..................................................................................... 74 HCO Met3A Air Temperatures (Derived) ................................................................ 74 True Wind, Ship's Port Yardarm (Derived) ............................................................. 75 True Wind, Ship's Starboard Yardarm (Derived) ...................................................... 76 Shipboard Automated Meteorological and Oceanographic Systems (SAMOS) derived data ................................................................................................................... 77 Example SAMOS format (scalar) ................................................................... 77 Example SAMOS format (data in degrees) ......................................................