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FAQ: What are the Projection Parameters for the RouteMAP IMS Data Packs?

Question

What are the Projection Parameters for the RouteMAP IMS Data Packs?

Answer

1a. US Albers Continental Data Pack

PROJECTION:
Type=Albers Equal-Area Conic Projection
ReferenceSystem= GRS80

PARAMETERS:
Lower Standard Parallel 29.5
Upper Standard Parallel 45.5
Central Meridian -96.0
Reference Latitude 37.5

1b. US Albers Alaska

PROJECTION:
Type = Albers Equal-Area Conic Projection
ReferenceSystem = GRS80

PARAMETERS:
Lower Standard Parallel 55.0
Upper Standard Parallel 65.0
Central Meridian -154.0
Reference Latitude 65.0
False Easting -1950.0
False Northing 1100.0
Scale Factor 0.5

1c. US Albers Hawaii

PROJECTION:
Type = Albers Equal-Area Conic Projection
Reference System = GRS80

PARAMETERS:
Lower Standard Parallel 8.0
Upper Standard Parallel 18.0
Central Meridian -157.0
Reference Latitude 13.0
False Easting -1500.0
FalseNorthing -750.0
ScaleFactor 1.0

2. US Cylindrical Data Pack

PROJECTION:
Type: Equidistant Cylindrical Projection
Reference System: GRS80

PARAMETERS:
Central Meridian -96.0
Reference Latitude 37.5