Index to 2011 Pictometry nadir images

Metadata also available as - [Outline]

Frequently anticipated questions:


What does this data set describe?

Title: Index to 2011 Pictometry nadir images
Abstract:
Index to 2011 Pictometry vertical (nadir) images that are part of the vertical/oblique library. Includes information about image parameters as well as capture date and time.
  1. How should this data set be cited?

    County, King, 20110806, Index to 2011 Pictometry nadir images: King County, King County, WA.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -122.579869
    East_Bounding_Coordinate: -121.025778
    North_Bounding_Coordinate: 47.982841
    South_Bounding_Coordinate: 47.048605

  3. What does it look like?

    <http://www5.kingcounty.gov/sdc/DataImages/ortho_image11.jpg> (JPG)
    JPG File of layer overlain on base of WA counties or local cities

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

    Calendar_Date: 01-Jan-2011
    Currentness_Reference: publication date

  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):

      • GT-polygon composed of chains (96267)

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

      The map projection used is NAD 1983 HARN StatePlane Washington North FIPS 4601 Feet.

      Projection parameters:
      Standard_Parallel: 47.5
      Standard_Parallel: 48.73333333333333
      Longitude_of_Central_Meridian: -120.8333333333333
      Latitude_of_Projection_Origin: 47.0
      False_Easting: 1640416.666666667
      False_Northing: 0.0

      Planar coordinates are encoded using coordinate pair
      Abscissae (x-coordinates) are specified to the nearest 0.00025
      Ordinates (y-coordinates) are specified to the nearest 0.00025
      Planar coordinates are specified in foot_us

      The horizontal datum used is D North American 1983 HARN.
      The ellipsoid used is GRS 1980.
      The semi-major axis of the ellipsoid used is 6378137.0.
      The flattening of the ellipsoid used is 1/298.257222101.

  7. How does the data set describe geographic features?

    maint.GISC.ortho_image11_area
    area data table (Source: King County)

    OBJECTID
    Internal feature number. (Source: ESRI)

    Sequential unique whole numbers that are automatically generated.

    ImageName
    Image file name (Source: King County)

    Full image name

    ImagePath
    Image path within library (Source: King County)

    UNC path

    ImageExt
    Image type extension (Source: King County)

    ValueDefinition
    pmiOrtho (nadir) image format

    ShotLevel
    Shot resolution (level) (Source: King County)

    ValueDefinition
    NNeighborhood

    ShotType
    Type of image (Source: King County)

    ValueDefinition
    OrOrtho (nadir)

    ShotOrient
    Image orientation (Source: King County)

    ValueDefinition
    NNorth facing

    ShotDate
    Image acquisition date (Source: King County)

    YYYY/MM/DD HH:MM:SS

    GSD
    Ground sample distance (Source: King County)

    Range of values
    Minimum:0.04769999
    Maximum:0.20029999
    Units:foot
    Resolution:.0001

    ImageRows
    Number of rows in image (Source: King County)

    Integer

    ImageCols
    Number of columns in image (Source: King County)

    Integer

    ULx
    Upper left X (easting) coordinate (Source: King County)

    Range of values
    Minimum:-122.56423883
    Maximum:-121.75922332
    Units:Degrees
    Resolution:0.00000001

    ULy
    Upper left Y (northing) coordinate (Source: King County)

    Range of values
    Minimum:47.11710806
    Maximum:47.97600731
    Units:Degrees
    Resolution:0.00000001

    URx
    Upper right X (easting) coordinate (Source: King County)

    Range of values
    Minimum:-122.56455216
    Maximum:-121.75928883
    Units:Degrees
    Resolution:0.00000001

    URy
    Upper right (Y) (northing) coordinate (Source: King County)

    Range of values
    Minimum:47.11751694
    Maximum:47.97479663
    Units:Degrees
    Resolution:0.00000001

    LRx
    Lower right X (easting) coordinate (Source: King County)

    Range of values
    Minimum:-122.56325191
    Maximum:-121.7715385
    Units:Degrees
    Resolution:0.00000001

    LRy
    Lower right Y (northing) coordinate (Source: King County)

    Range of values
    Minimum:47.1194657
    Maximum:47.97363648
    Units:Degrees
    Resolution:0.00000001

    LLx
    Lower left X (easting) coordinate (Source: King County)

    Range of values
    Minimum:-122.56304043
    Maximum:-121.77197866
    Units:Degrees
    Resolution:0.00000001

    LLy
    Lower left Y (northing) coordinate (Source: King County)

    Range of values
    Minimum:47.12031952
    Maximum:47.97555478
    Units:Degrees
    Resolution:0.00000001

    YYYYMMDD
    Image date with no time stamp (Source: King County)

    YYYYMMDD

    SHOTTIME
    Image timestamp in military time (Source: King County)

    HH:DD:SS

    RESOLUTION
    Resolution group of image (Source: King County)

    ValueDefinition
    NeigNeighborhood

    LIBCLUSTER

    Shape
    Shape (Source: King County)

    Coordinates defining the features.

    Shape.area
    Feature area (Source: ESRI)

    Coordinates defining the features.

    Shape.len
    Feature length in feet (Source: ESRI)

    Float

    Entity_and_Attribute_Overview: All attributes are as provided by Vendor.
    Entity_and_Attribute_Detail_Citation: King County


Who produced the data set?

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

  2. Who also contributed to the data set?

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

    King County GIS Center
    Attn: Mike Leathers
    GIS Data Coordinator
    201 S Jackson St, Suite 706
    Seattle, WA 98104
    US

    206-263-4867 (voice)


Why was the data set created?

For image reference information. Date information is also available as part of the file name of each nadir image when viewed with Pictometry software.


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: 01-Oct-2011 (process 1 of 1)
    Index for completed west county portion was converted from shapefile to featureclass. Date-time field was parsed and values were used to populate individual fields.

  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?

    Not determined

  2. How accurate are the geographic locations?

    Not determined

  3. How accurate are the heights or depths?

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

    Western portion of King County project area

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

    Each photo is represented by a polygon that closely describes its footprint


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:
King County data are made available with the understanding that they shall be used exclusively by the obtainer or his/her authorized agents. Digital products may not be reproduced or redistributed in any form or by any means withoutthe express written authorization of King County. Users are encouraged to appropriately evaluate and display the margin of error when analyzing and mapping this data

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

    KCGIS Center
    Attn: Cheryl Wilder
    Data Sales Coordinator
    201 S Jackson St, Suite 706
    Seattle, WA 98104
    US

    206-263-5220 (voice)

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

    /plibrary2/survey/shapes/polygon/ortho_image11.shp

  3. What legal disclaimers am I supposed to read?

    King County disclaims any warranty of use of any digital product or data beyond that for which it was designed.

  4. How can I download or order the data?


Who wrote the metadata?

Dates:
Last modified: 01-Nov-2018
Metadata author:
King County GIS Center
Attn: Mike Leathers
GIS Data Coordinator
201 S Jackson St, Suite 706
Seattle, WA 98104
US

206-263-4867 (voice)
firstname.lastname@kingcounty.gov

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


Generated by mp version 2.9.12 on Sat Apr 06 04:55:32 2019