China-Impervious-Surfaces-Percentage data (2000,2005,2010)
Release of China-Impervious-Surfaces-Percentage data (25 February, 2014)
1.Characteristics of the data
Data format: raster image structure, geotiff format
Geographic extent: china
Data size: 32-bit data, roughly 309.08 MB unzipped(pre year)
The data is geotiff format produced from Arcgis
Projection information may have to be set other software depending on the projection. For coordinate system parameters, see below.
2.Data dimensions and projection parameters
The data are provided using the projected coordinate systems below:
Columns = 9852
Rows = 8224
Pixel size = 500 meters
Layers = 1
Data size = 1 Byte
Upper left x, y = -2660212.87077,5973759.9718 meters
Lower right x, y = 2265787.12923,1861759.9718 meters
Projection: Albers false_easting: 0.000000
false_northing: 0.000000
central_meridian: 105.000000
standard_parallel_1: 25.000000
standard_parallel_2: 47.000000
latitude_of_origin: 0.000000
Linear Unit: Meter (1.000000)
Geographic Coordinate System: GCS_Krasovsky_1940 Angular
Unit: Degree (0.017453292519943295) Prime
Meridian: Greenwich (0.000000000000000000)
Datum: D_Krasovsky_1940 Spheroid: Krasovsky_1940 Semimajor
Axis: 6378245.000000000000000000
Semiminor Axis: 6356863.018773047300000000
Inverse Flattening: 298.300000000000010000
Contact information
All comments, questions and concerns should be directed to:
Liu Xiaoping
Professor,Geography and Planning School of Sun Yat-Sen University
135 West Xingang RD., Haizhu District
Guangzhou, P.R. China
Zip code: 510275
liuxp3@mail.sysu.edu.cn