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USGS:Biology arrow icon Biological Informatics Program arrow icon Vegetation Characterization Program arrow icon Petersburg National Battlefield arrow icon Boundary FAQ Metadata

Boundary FAQ Metadata

Frequently-anticipated questions:

What does this data set describe?

Title: Petersburg National Battlefield Vegetation Mapping Project - Park Boundary
Abstract:
This shapefile represents the boundaries of Petersburg National Battlefield (PETE). The Virginia Department of Conservation and Recreation, Division of Natural Heritage obtained it from Tim Blumenschine, Biologist, Petersburg National Battlefield on June 24, 2004.
  1. How should this data set be cited?

    Unknown, Unpublished material, Boundary of Petersburg National Battlefield.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -77.648132
    East_Bounding_Coordinate: -77.266686
    North_Bounding_Coordinate: 37.317733
    South_Bounding_Coordinate: 37.132596
    Description_of_Geographic_Extent: Petersburg National Battlefield and environs

  3. What does it look like?

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

    Calendar_Date: Unknown
    Currentness_Reference: Unknown

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

    Geospatial_Data_Presentation_Form: vector digital data

  6. How does the data set represent geographic features?

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

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

      • G-polygon (15)

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

      Grid_Coordinate_System_Name: Universal Transverse Mercator
      Universal_Transverse_Mercator:
      UTM_Zone_Number: 18
      Transverse_Mercator:
      Scale_Factor_at_Central_Meridian: 0.999600
      Longitude_of_Central_Meridian: -75.000000
      Latitude_of_Projection_Origin: 0.000000
      False_Easting: 500000.000000
      False_Northing: 0.000000

      Planar coordinates are encoded using coordinate pair
      Abscissae (x-coordinates) are specified to the nearest 0.000001
      Ordinates (y-coordinates) are specified to the nearest 0.000001
      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.

  7. How does the data set describe geographic features?

    petebdy
    Shapefile attribute table (Source: ESRI)

    FID
    Internal feature number. (Source: ESRI)

    Sequential unique whole numbers that are automatically generated.

    Shape
    Feature geometry. (Source: ESRI)

    Coordinates defining the features.

    OBJECTID
    Unknown (Source: Unknown)

    Range of values
    Minimum:1
    Maximum:21

    PETEID
    Unknown (Source: Unknown)

    Range of values
    Minimum:1
    Maximum:19

    PETE_UNIT
    Unknown (Source: Unknown)

    Values in this field include: EASTERN FRONT, FIVE FORKS, GRANT'S HEADQUARTERS, and WESTERN FRONT.

    PETE_NAME
    Unknown (Source: Unknown)

    Values in this field include: CONFEDERATE FORT GREGG, EASTERN FRONT, FISHOOK, FIVE FORKS, FORT WADSWORTH, FORT WHEATON, GRANT'S HEADQUARTERS, LONG FLANK, and POPLAR GROVE NATIONAL CEMETERY.

    ACREAGE
    Area of feature in acres, recorded to 5 decimal places (Source: Originator)

    Range of values
    Minimum:0.50525
    Maximum:1188.10686

    SHAPE_AREA
    Area of feature in square meters (Source: ESRI)

    Range of values
    Minimum:2044.662935
    Maximum:4808117.11159

    SHAPE_LEN
    Perimeter of feature in square meters (Source: ESRI)

    Range of values
    Minimum:228.538861
    Maximum:11014.019842

    AREA
    Area of feature in square meters, recorded to 3 decimal places (Source: Originator)

    Range of values
    Minimum:2044.663
    Maximum:4808117.112

    ACRES
    Area of feature in acres, recorded to 3 decimal places (Source: Originator)

    Range of values
    Minimum:0.505
    Maximum:1188.107

    HECTARES
    Area of feature in hectares (Source: Originator)

    Range of values
    Minimum:0.204
    Maximum:480.812

    PERIMETER
    Perimeter of feature in square meters, recorded to 3 decimal places (Source: ESRI)

    Range of values
    Minimum:228.539
    Maximum:11014.02

Who produced the data set?

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

    • Unknown

  2. Who also contributed to the data set?

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

Why was the data set created?

This shapefile was used to provide a general representation of the PETE boundary for the vegetation classification and mapping project completed by the Virginia Department of Conservation and Recreation, Division of Natural Heritage in June 2008.

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: Unknown (process 1 of 1)
    Unknown

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

How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

    None

  2. How accurate are the geographic locations?

    None. The data appear to align spatially with other available digital geospatial data.

  3. How accurate are the heights or depths?

  4. Where are the gaps in the data? What is missing?

    None

  5. How consistent are the relationships among the observations, including topology?

    None

How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints: None
Use_Constraints:
This dataset should not be used for any legal boundary disputes. To obtain the most accurate, current boundary, users should contact the park. The National Park Service shall not be held liable for improper or incorrect use of the data described and/or contained herein. These data are not legal documents and are not intended to be used as such.

The information contained in these data is dynamic and may change over time. The data are no better than the original sources from which they were derived. It is the responsibility of the data user to use the data appropriately and consistent within the limitations of geospatial data in general and these data in particular.

The National Park Service gives no warranty, expressed or implied, as to the accuracy, reliability, or completeness of these data. It is strongly recommended that these data are directly acquired from an NPS server and not indirectly through other sources which may have changed the data in some way. Although these data have been processed successfully on a computer system at the National Park Service, no warranty expressed or implied is made regarding the utility of the data on another system or for general or scientific purposes, nor shall the act of distribution constitute any such warranty. This disclaimer applies both to individual use of the data and aggregate use with other data.

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

    USGS/CSS/Core Science Analytics and Synthesis
    c/o USGS-NPS Vegetation Mapping Program Coordinator
    Denver Federal Center, Building 810, Room 8000, MS 302
    Denver, Colorado 80225

    (303) 202-4220 (voice)
    303-202-4219 (FAX)
    gs-b-npsveg@usgs.gov

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

    Downloadable Data

  3. What legal disclaimers am I supposed to read?

    The U.S. Geological Survey and the National Park Service shall not be held liable for improper or incorrect use of the data described and/or contained herein. These data and related graphics (if available) are not legal documents and are not intended to be used as such.

    The information contained in these data is dynamic and may change over time. The data are not better than the original sources from which they were derived. It is the responsibility of the data user to use the data appropriately and consistent within the limitations of geospatial data in general and these data in particular. Any related graphics (if available) are intended to aid the data user in acquiring relevant data; it is not approriate to use the related graphics as data.

    The U.S. Geological Survey and the National Park Service gives no warranty, expressed or implied, as to the accuracy, reliability, or completeness of these data. It is strongly recommended that these data are directly acquired from an U.S. Geological Survey and National Park Service servers and not indirectly through other sources which may have changed the data in some way. Although these data have been processed successfully on a computer system at the U.S. Geological Survey, no warranty expressed or implied is made regarding the utility of the data on another system or for general or scientific purposes, nor shall the act of distribution constitute any such warranty. This disclaimer applies both to individual use of the data and aggregate use with other data. It is also strongly recommended that careful attention be paid to the contents of the metadata file associated with these data. Mention of trade names or commercial products in this metadata report does not constitute endorsement or recommendation for use by the U. S. Department of the Interior, U. S. Geological Survey and National Park Service.

  4. How can I download or order the data?

Who wrote the metadata?

Dates:
Last modified: Oct-2008
Last Reviewed: 04-Jun-2010
Metadata author:
USGS/CSS/Core Science Analytics and Synthesis
c/o USGS-NPS Vegetation Mapping Program Coordinator
Denver Federal Center, Building 810, Room 8000, MS 302
Denver, Colorado 80225

(303) 202-4220 (voice)
303-202-4219 (FAX)
gs-b-npsveg@usgs.gov

Metadata standard:
FGDC Biological Data Profile of the Content Standard for Digital Geospatial Metadata (FGDC-STD-001.1-1999)
Metadata extensions used:

Generated by mp version 2.9.12 on Fri Jun 04 12:47:39 2010
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