Instrument Host Overview
  ========================
  McDonald Observatory Harlan J. Smith 2.7m (107in) Telescope
 
  The information included here was extracted from the McDonald
  Observatory web site at:
 
            http://mcdonaldobservatory.org/
 
  on 24 April 2002 by A.C.Raugh.
 
 
  Observatory Information
  =======================
  McDonald Observatory is administered by the University of Texas
  at Austin.  Telescopes are located on Mt. Locke in the Davis
  Mountains of West Texas.
 
    East longitude:  -104 01.3
          Latitude:   +30 40.3
         Elevation:  2075 meters above sea level
 
 
  Telescope Information
  =====================
  Harlan J. Smith optical telescope
 
    Primary Mirror
          Diameter:  2.72m  (107 in)
      Focal Length: 10.68m  ( 35 ft)
           f-ratio:  3.93
 
  The telescope has three focal points:
 
              Cassegrain f/8.8       Cassegrain          Coude
              Ritchey-Chretien         f/17.7           f/32.5
 
  Focal Length    23.91m/78.4ft      47.98m/157.4ft    88.43m/290.1ft
  f-ratio          8.8               17.65             32.54
  Field Angle     61.5 arcmin        31 arcmin          3 arcmin
  Plate Scale      8.62 arcsec/mm     4.29 arcsec/mm    2.32 arcsec/mm
 
        GROUP                        = OBSERVATORY_PARAMETERS
          OBSERVATORY_ID             = 'OBS445'
          NAME                       = 'MCDONALD OBSERVATORY'
          COUNTRY                    = 'USA'
          ADDRESS                    = 'University of Texas;
                                        P.O. Box 1337;
                                        Fort Davis, Texas'
        END_GROUP                    = OBSERVATORY_PARAMETERS
 
        GROUP                        = TELESCOPE_PARAMETERS
          TELESCOPE_ID               = 'T1'
          NAME                       = '2.7M TELESCOPE'
          APERTURE                   = 2.72 
          LONGITUDE                  = -104.021561 /* -104 01 17.62 E */
          LATITUDE                   =   30.671583 /* +30 40 17.7 */
          ALTITUDE                   = 2075 
          COORDINATE_TYPE            = 'Geodetic - North American (1927)
  datum'
        END_GROUP                    = TELESCOPE_PARAMETERS