encoding  utf-8
  centreline 
    #This centreline data block enables team names and dates 
    #to be incorporated into the map headers, and allows the
    #elevation range used to colour the maps by altitude to be
    #pinned to specific ranges
    
    cs EPSG:25830
      
    copyright 2019 "Matienzo Caving Expeditions"
    
    #Date ranges for survey trips   
    date 1974.08.01 #Earliest date (estimated)
    date 2018.04.04 #Latest date
    
    #Survey teams
    team "Alasdair Neill"
    team "Alex Ritchie"
    team "Alistair Smith"
    team "Andy Hall"
    team "Anne Robertson"
    team "Carl Atkinson"
    team "Carmen Smith"
    team "Chris Playfoot"
    team "Chris Scaife"
    team "Dan Kent"
    team "Daniel Jackson"
    team "Dave Bell"
    team "Dave Howard"
    team "Dipen Patel"
    team "Ed Harmer"
    team "Jack Dewison"
    team "Jason Mallinson"
    team "Jim Davis"
    team "John Dobinson"
    team "Jon 'JJ'/Beavan"
    team "Juan Corrin"
    team "Keith Lewis"
    team "Michael 'Slug'/Hale"
    team "Nick Standing"
    team "Paul 'Footleg'/Fretwell"
    team "Paul Dold"
    team "Paul Saville"
    team "Pete Eagan"
    team "Pete Smith"
    team "Peter Fast/Nielson"
    team "Phil Papard"
    team "Robert Smallshire"
    team "Roxanne Ramsay"
    team "Sam Corless"
    team "Santi Urrutia"
    team "Stephanie Libby"
    team "Steve Martin"
    team "Terry Whitaker"
    team "Tim Kent"
    team "Tom Gamble"
    team "Torben Redder"
#    team ""
   
#    explo-date 1974.08.01 #Earliest date (estimated)
#    explo-date 2017.08.04 #Latest date
#    explo-team "Terry Whitaker"
#    explo-team "Jim Davis"
#    explo-team "Alasdair Neill"
#    explo-team "Chris Playfoot"
#    explo-team "Sam Corless"
#    explo-team "Jack Dewison"
#    explo-team "Tom Gamble"
    
    #Highest points for system (elevations):
    # 250m = Top of Gour Inlet Aven
    # 260m = Range of passages over Entrance area including Tres Ninos
    
    #Lowest elevation points for system:
    # 40m = elevation of Boyones Resurgence
    # 80m = elevation of Downstream sump in Llueva
    
    fix top 452900 4797800 160 
    fix bottom 453000 4797900 100 
     
    top    elev1  0.01  90  0  
    #elev1  elev2  160  0  -90
    elev2  bottom  0.01  270  0  
  endcentreline