Solar: Average Monthly and Annual Latitude Tilt Irradiance Data, One-Degree Resolution of the World from NASA/SSE, 1983-2005

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Abstract/Contents

Abstract
This polygon shapefile contains monthly and annual averages of solar Latitude Tilt Irradiance data (kWh/m^2/day) compiled by NASA and SSE. These data show monthly and annual averages starting from July 1983 until June 2005. Lat/Lon values indicate the lower left corner of a 1x1 degree region. Negative values are south and west; positive values are north and east. Boundaries of the -90/-180 region are -90 to -89 (south) and -180 to -179 (west). The last region, 89/180, is bounded by 89 to 90 (north) and 179 to 180 (east). The mid-point of the region is +0.5 added to the the Lat/Lon value. These data are regional averages; not point data.
Purpose
These data were created to provide investors and other stakeholders with reliable, verifiable and accessible information on the solar resource potential for the data domain. Flat-plate tilted at latitude (Tilt) products represent the solar resource available to a flat plate collector oriented due south at an angle from horizontal equal to the latitude of the collector location. This collector orientation is typical practice for PV system installation, although other orientations are also used.

Description

Type of resource cartographic, software, multimedia
Form Shapefile
Extent 8.404999999999999
Place Hampton, Virginia, US
Publisher NASA Langley Atmospheric Sciences Data Center
Date valid 1983 - 2005
Publication date 2008
Edition Release 6.0
Language English
Digital origin born digital
Map data Scale not given. ; W 180°--E 180°/N 90°--S 90°, Scale not given ; EPSG::4326

Creators/Contributors

Creator NASA Langley Atmospheric Sciences Data Center

Subjects

Subject Solar energy
Subject Earth
Subject 1983 > 2005
Subject Utilities and Communication
Subject Earth (Planet)
Genre Geospatial data
Genre Cartographic dataset

Bibliographic information

Supplemental information

Spatial Extent: Global Bounding Coordinates (decimal degrees) South:
-90.00, North: 90.00, West: -180.00, East:180.00
Coordinate System: Geographic, Datum: WGS84, Ellipsoid: WGS84.
Polygon shapefile with fields as defined below
ID (mandatory) - I4, unique identifier for each polygon
annual (mandatory) - R4, mean annual value in (kWh/m2/day)
jan, feb, mar, apr, may, jun, jul, aug, sep, oct, nov, dec (optional) -
R4, mean monthly value in (kWh/m2/day)janmin, febmin, marmin,
aprmin, maymin, junmin, julmin, augmin sepmin, octmin, novmin, decmin
(optional) - R4, minimum monthly mean value in (kWh/m2/day)
janmax, febmax, marmax, aprmax, maymax, junmax, julmax, augmax, sepmax,
octmax, novmax, decmax
(optional) - R4, maximum monthly mean value in (kWh/m2/day)numyears
(optional) - I4, number of years used in estimate

Location https://purl.stanford.edu/rn596kz1069

Access conditions

Use and reproduction
This item is in the public domain. There are no restrictions on use.
Copyright
This work is in the Public Domain, meaning that it is not subject to copyright.

Preferred citation

Preferred citation
NASA Langley Atmospheric Sciences Data Center. (2008) Solar: Average Monthly and Annual Direct Normal Irradiance Data, One-Degree Resolution of the World from NASA/SSE, 1983-2005. NASA Available at: http://purl.stanford.edu/rn596kz1069

Collection

NASA Surface Meteorology and Solar Energy : Global Data Sets

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