This is a point feature class that defines the center point for each Connecticut 1970 aerial photograph. There are 6,680 aerial photograph center points in this feature class. Photographs represented by these centerpoints were taken at a scale of 1:20000. Each center point represents a photograph approximately 9" x 9" covering approximately 2.84 miles east-west by 2.84 miles north-south, covering a geographic area of approximately 8.1 square miles.. The overlap between adjacent photos is approximately 1.49 miles. Photographs were originally taken by United States Department of Public Works.
This data serves as a center point index for the set of 1970 aerial photos for Connecticut and includes links to download scanned copies of the original aerial photos to facilitate access to these digitial images.
No restrictions or legal prerequisites for using the data. Although this data set has been used by the University of Connecticut Libraries, Map and Geographic Information Center - MAGIC, no warranty, expressed or implied, is made by the University of Connecticut Libraries, Map and Geographic Information Center - MAGIC as to the accuracy of the data and or related materials. The act of distribution shall not constitute any such warranty, and no responsibility is assumed by the University of Connecticut Libraries, Map and Geographic Information Center - MAGIC in the use of these data or related materials. The user assumes the entire risk related to the use of these data. Once the data is distributed to the user, modifications made to the data by the user should be noted in the metadata. When printing this data on a map or using it in a software application, analysis, or report, please acknowledge the University of Connecticut Libraries, Map and Geographic Information Center - MAGIC as the source for this information. For example, include the following data source description when printing this layer on a map: Photo centers - From the Connecticut 1970 Aerial Photography Center Point layer, published by the University of Connecticut Map and Geographic Information Center - MAGIC.
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The horizontal positional accuracy of this data is unknown.
Internal feature number.Definition Source:
Feature geometry.Definition Source:
Information encoded about photo center points features includes identification information for Homer Babbage Library's bibliographic information [HOMER_ID], information regarding the date each photography represented by the center point feature in several formats including YYYYMMDD, YYYY, MM, DD, MM/DD/YYYY, and a text version of "Month" [DATE_] [YEAR] [Month] [DAY] [PHOTODATE] and [MONTH_TXT] respectively, and the name of the layer used tocreate this aerial photograph center point featureclass [PROJECTCOD], the county code for each original set of photographs according to the University of Connecticut Map and Geographic Information Center's naming conventions [COUNTYCODE], photograph identification numbers and barcodes [IMAGE_ID], the scale of the photograph represented by each point [SCALE], links to online metatdata information [METADATA], the initials of the individual responsible for creating center point feature data [CREATED], the USGS 7.5 minute quadrangle within which each center point is located [QUADRANGLE], the town into which each center point falls [TOWN], the latitude and longitude coordinates of each center point [POINT_Y] and [POINT_X], the bounding box coordinates of each photograph represented by a center point [XUL_COORD], [YUL_COORD], [XLR_COORD], and [YLR_COORD], and two fields necessary for pop-up functionality [FILE_NAME] and [DOWNLOAD].