Gis in water resources concepts from midterm 2012
Download
1 / 7

GIS in Water Resources Concepts from Midterm 2012 - PowerPoint PPT Presentation


  • 55 Views
  • Uploaded on
  • Presentation posted in: General

GIS in Water Resources Concepts from Midterm 2012. David Maidment. Definition of Latitude, f. m. p. S. n. O. f. q. r. (1) Take a point S on the surface of the ellipsoid and define there the tangent plane , mn (2) Define the line pq through S and normal to the tangent plane

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha

Download Presentation

GIS in Water Resources Concepts from Midterm 2012

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


GIS in Water ResourcesConcepts from Midterm 2012

David Maidment


Definition of Latitude, f

m

p

S

n

O

f

q

r

(1) Take a point S on the surface of the ellipsoid and define there the tangent plane, mn

(2) Define the line pq through S and normal to the

tangent plane

(3) Angle pqr which this line makes with the equatorial

plane is the latitude f, of point S


Geodatabase – a store for all types of geospatial information


Workspace

Geodatabase

Feature Dataset

Feature Class

Geometric

Network

Relationship

Object Class

ArcGIS Geodatabase


Subwatershed Precipitation by Thiessen Polygons

  • Thiessen Polygons

  • Intersect with Subwatersheds

  • Evaluate A*P Product

  • Summarize by subwatershed


a

b

c

d

e

f

g

h

i

ArcGIS “Slope” tool


ArcGIS Aspect – the steepest downslope direction


ad
  • Login