The Project File

The project file '{Projectname}.spr' contains all the parameters for each photo of the project and is the basic file of a Strabo project.

The following information is available in the project file:

• Name of the project.
• Type of project (Vertical of Terrestrial)
• Percentage overlap between the photographs.
• Photoscale.
• Pixelsize of scans expressed in micron.
• Viewscale.
• Average groundheight expressed in terrain coordinate units/1000.
• A-priori standard deviation of the GCP's in X- and Y-direction expressed in terrain coordinate units.
• A-priori standard deviation of the GCP's in Z-direction expressed in terrain coordinate units.
• Grid distance for DEM in X-direction expressed in terrain coordinate units.
• Grid distance for DEM in Y-direction expressed in terrain coordinate units.
• Type of camera used, and all its camera parameters.

• Number of the strip.
• Flight number.

• Number of photograph.
• Type of camera.
• Image path.
• X-coordinate projection center expressed in terrain coordinate units.
• Y-coordinate projection center expressed in terrain coordinate units.
• Z-coordinate projection center expressed in terrain coordinate units.
• Rotation parameters Omega, Phi and Kappa expressed in RAD.
• Image points.
• Fiducial marks.

• Name of image point.
• X-coordinate expressed in image coordinates.
• Y-coordinate expressed in image coordinates.

• Name of fiducial mark.
• X-coordinate expressed in image coordinates.
• Y-coordinate expressed in image coordinates.