Iowa 1930's Aerial Photos

Data format: Raster

File or table name: various rasters (*.tif)

Coordinate system: Universal Transverse Mercator

Theme keywords: ImageryBaseMapsEarthCover
Abstract: Historic aerial photos project for Iowa Counties.

FGDC and ESRI Metadata:
Metadata elements shown with blue text are defined in the Federal Geographic Data Committee's (FGDC) Content Standard for Digital Geospatial Metadata (CSDGM). Elements shown with green text are defined in the ESRI Profile of the CSDGM. Elements shown with a green asterisk (*) will be automatically updated by ArcCatalog. ArcCatalog adds hints indicating which FGDC elements are mandatory; these are shown with gray text.
Identification Information:


Citation:
Citation information:
Originators: ISU GIS Facility


Title:
Iowa 1930's Aerial Photos
*File or table name: various rasters (*.tif)


Publication date: Unknown
Publication time: Unknown
Geospatial data presentation form: raster digital data


Publication information:
Publication place: Ames, IA
Publisher: ISU GIS Facility

Description:
Abstract:
Historic Photos Project. Iowa

Purpose:
Register 1930's era aerial photography to facilitate EPA Brownfields restoration effort.

Supplemental information:
Cooperators: IA DNR, IA DOT, USDA Natural Resources Conservation Service

Language of dataset: english


Time period of content:
Time period information:
Single date/time:
Calendar date: 2005

Currentness reference:
publication date

Status:
Progress: In work
Maintenance and update frequency: As needed

Spatial domain:
Bounding coordinates:
*West bounding coordinate: -91.863725
*East bounding coordinate: -91.334371
*North bounding coordinate: 42.302217
*South bounding coordinate: 41.856719

Local bounding coordinates:
*Left bounding coordinate: 594305.815160
*Right bounding coordinate: 637304.562075
*Top bounding coordinate: 4683965.650268
*Bottom bounding coordinate: 4635190.860722

Keywords:
Theme:
Theme keywords: ImageryBaseMapsEarthCover
Theme keyword thesaurus: ISO 19115 Topic Category

Place:
Place keywords: Iowa, photos, aerial
Place keyword thesaurus: ISO 19115 Topic Category

Access constraints: None
Use constraints:
Read and understand this metadata.

Point of contact:
Contact information:
Contact organization primary:
Contact person: GIS Analyst
Contact organization: ISU GIS Facility
Contact position: GIS Analyst


Contact address:
Address type: mailing and physical address
Address:
Rm 215 Durham Center
City: Ames
State or province: Iowa
Postal code: 50011
Country: USA

Contact voice telephone: 515/294-8451
Contact facsimile telephone: 515/294-1717


Contact electronic mail address: isugisfac@iastate.edu


Hours of service: 8:30am - 5pm CST
Contact instructions:
Prefer contact by email

Data set credit:
Iowa State University GIS Facility

Security information:
Security classification: Unclassified

Native dataset format: Raster
Native data set environment:
ArcGIS 9.0 or ArcView 3.3


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Data Quality Information:


Attribute accuracy:
Attribute accuracy report:
None

Positional accuracy:
Horizontal positional accuracy:
Horizontal positional accuracy report:
None

Vertical positional accuracy:
Vertical positional accuracy report:
None

Lineage:
Process step:
Process description:
Register 600 dpi scanned photos to 2002 CIR photography using road intersections. Process images individually. Save as .tif, 0.5 m pixel size.

Process software and version: ArcGIS 9.0, Imagine 8.7
Process date: 2005


Process contact:
Contact information:
Contact organization primary:
Contact person: GIS Analyst
Contact organization: ISU GIS Facility
Contact position: GIS Analyst


Contact address:
Address type: mailing and physical address
Address:
Rm 215 Durham Center
City: Ames
State or province: Iowa
Postal code: 50011
Country: USA

Contact voice telephone: 515/294-8451
Contact facsimile telephone: 515-294-1717


Contact electronic mail address: isugisfac@iastate.edu


Hours of service: 8:30am - 5pm CST
Contact instructions:
Prefer contact by email

Cloud cover: 0%
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Spatial Data Organization Information:


Direct spatial reference method: Raster


Raster object information:
Image format: tif
Number of bands: 1


Cell size X direction: .5
Cell size X units: meters
Cell size Y direction: .5
Cell size Y units: meters


Bits per pixel: 8
Background nodata value: 0
Compression type: none


Raster object type: Pixel


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Spatial Reference Information:


Horizontal coordinate system definition:
Coordinate system name:
Projected coordinate system name: NAD_1983_UTM_ZONE_15N
*Geographic coordinate system name: GCS_North_American_1983

Planar:
Grid coordinate system:
*Grid coordinate system name: Universal Transverse Mercator
Universal Transverse Mercator:
*UTM zone number: 15
Transverse mercator:
*Scale factor at central meridian: 0.999600
*Longitude of central meridian: -93.000000
*Latitude of projection origin: 0.000000
*False easting: 500000.000000
*False northing: 0.000000

Planar coordinate information:
*Planar coordinate encoding method: coordinate pair
Coordinate representation:
*Abscissa resolution: 0.000128
*Ordinate resolution: 0.000128
*Planar distance units: meters

Geodetic model:
Horizontal datum name: North American Datum of 1983
Ellipsoid name: Geodetic Reference System 80
*Semi-major axis: 6378137.000000
*Denominator of flattening ratio: 298.257222

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Entity and Attribute Information:


Detailed description:
Attribute:
Attribute domain values:
Unrepresentable domain:
Sequential unique whole numbers that are automatically generated.


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Distribution Information:


Resource description: Downloadable Data


Standard order process:
Digital form:
Digital transfer information:
*Transfer size: 0.008
*Dataset size: 0.008

Digital transfer option:
Online option:
Computer contact information:
Network address:
Network resource name: http://ortho.gis.iastate.edu

Access instructions:
standard web interface


Available time period:
Time period information:
Range of dates/times:
Beginning date: 2005
Beginning time: unknown
Ending date: unknown
Ending time: unknown

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Metadata Reference Information:


*Metadata date: 20050714
Metadata review date: None
Metadata future review date: Unknown


Language of metadata: english


Metadata contact:
Contact information:
Contact organization primary:
Contact person: GIS Analyst
Contact organization: ISU GIS Facility
Contact position: GIS Analyst


Contact address:
Address type: mailing and physical address
Address:
Rm 215 Durham Center
City: Ames
State or province: Iowa
Postal code: 50011
Country: USA

Contact voice telephone: 515/294-8451
Contact facsimile telephone: 515/294-1717


Contact electronic mail address: isugisfac@iastate.edu


Hours of service: 8:30am - 5pm CST
Contact instructions:
Prefer contact by email

*Metadata standard name: FGDC Content Standards for Digital Geospatial Metadata
*Metadata standard version: FGDC-STD-001-1998
*Metadata time convention: local time


Metadata access constraints: None
Metadata use constraints:
None


Metadata security information:
Metadata security classification: Unclassified

Metadata extensions:
*Online linkage: http://www.esri.com/metadata/esriprof80.html
*Profile name: ESRI Metadata Profile

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Binary Enclosures:


Thumbnail:
Enclosure type: Picture



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