Biscayne National Park hillshade

Frequently-anticipated questions:


What does this data set describe?

    Title: Biscayne National Park hillshade
    Abstract: A hillshade generated from a LIDAR GeoTIFF.

  1. How should this data set be cited?

    National Park Service South Florida/Caribbean Network Inventory and Monitoring Program, Spring 2006, hill_580_2802.

  2. What geographic area does the data set cover?

    Biscayne National Park

  3. Does the data set describe conditions during a particular time period?

    Calendar_Date: January 2006
    Currentness_Reference: publication date

  4. What is the general form of this data set?

    Geospatial_Data_Presentation_Form: raster digital data

  5. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      This is a Raster data set. It contains the following vector data types (SDTS terminology):

      • G-polygon (55604)
      It contains the following raster data types:
      • Dimensions 2000 x 2000 x 1, type Grid Cell

    2. What coordinate system is used to represent geographic features?

      Grid_Coordinate_System_Name: Universal Transverse Mercator
      Universal_Transverse_Mercator:
      UTM_Zone_Number: 17
      Transverse_Mercator:
      Scale_Factor_at_Central_Meridian: 0.999600
      Longitude_of_Central_Meridian: -81.000000
      Latitude_of_Projection_Origin: 0.000000
      False_Easting: 500000.000000
      False_Northing: 0.000000

      Planar coordinates are encoded using row and column
      Abscissae (x-coordinates) are specified to the nearest 1.000000
      Ordinates (y-coordinates) are specified to the nearest 1.000000
      Planar coordinates are specified in meters

      The horizontal datum used is North American Datum of 1983.
      The ellipsoid used is Geodetic Reference System 80.
      The semi-major axis of the ellipsoid used is 6378137.000000.
      The flattening of the ellipsoid used is 1/298.257222.

  6. How does the data set describe geographic features?

    hill_580_2802

    ObjectID
    Internal feature number. (Source: ESRI)

    Sequential unique whole numbers that are automatically generated.

    Value
    Feature geometry. (Source: ESRI)

    Coordinates defining the features.

    Count


    GRIDCODE



Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. To whom should users address questions about the data?

    National Park Service South Florida / Caribbean Network
    c/o Judd Patterson
    Research Assistant
    18001 Old Cutler Road, Suite 419
    Palmetto Bay, Florida 33157
    United States

    (305) 252-0347 (voice)
    (305) 253-0463 (FAX)


Why was the data set created?

This hillshade is used to enhance the visual appearance of a LIDAR tile by providing three-dimensional relief.


How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

    Date: December 2005 (process 1 of 1)
    Using the LIDAR GeoTIFF layer as the source, the Spatial Analyst Hillshade command was run with an azimuth of 315, altitude of 45, and Z factor of 1.

    Person who carried out this activity:

    National Park Service South Florida / Caribbean Network
    c/o Judd Patterson
    Research Assistant
    18001 Old Cutler Road, Suite 419
    Palmetto Bay, Florida 33157
    United States

    (305) 252-0347 (voice)
    (305) 253-0463 (FAX)

  3. What similar or related data should the user be aware of?


How can someone get a copy of the data set?

  1. Who distributes the data set? (Distributor 1 of 1)

    National Park Service South Florida / Caribbean Network
    c/o Judd Patterson
    Research Assistant
    18001 Old Cutler Road; Suite 419
    Miami, Florida 33157
    United States

    (305) 252-0347 (voice)
    (305) 253-0463 (FAX)

  2. What's the catalog number I need to order this data set?

    Biscayne National Park Digital Map Atlas DVD

  3. What legal disclaimers am I supposed to read?

  4. How can I download or order the data?


Who wrote the metadata?

Dates:
Last modified: 21-Mar-2006

Metadata author:
National Park Service South Florida / Caribbean Network
c/o Judd Patterson
Research Assistant
18001 Old Cutler Road; Suite 419
Miami, Florida 33157
United States

(305) 252-0347 (voice)
(305) 253-0463 (FAX)

Metadata standard:
FGDC Content Standards for Digital Geospatial Metadata (FGDC-STD-001-1998)

Metadata extensions used:


Generated by mp version 2.7.33 on Tue Mar 21 11:09:29 2006