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GTCIRCLE

Draw a great circle arc between two points.

The original form of the GTCIRCLE command in CAM is not supported by MicroCAM; the data cards following the GTCIRCLE command will generate errors; use the alternate form of GTCIRCLE described below:

13 parameters:

  1. Increment used to generate the arc (NM)
  2. Latitude of point 1 (Degree portion)
  3. Latitude of point 1 (Minute portion)
  4. Latitude of point 1 (Seconds portion)
  5. Longitude of point 1 (Degree portion)
  6. Longitude of point 1 (Minute portion)
  7. Longitude of point 1 (Seconds portion)
  8. Latitude of point 2 (Degree portion)
  9. Latitude of point 2 (Minute portion)
  10. Latitude of point 2 (Seconds portion)
  11. Longitude of point 2 (Degree portion)
  12. Longitude of point 2 (Minute portion)
  13. Longitude of point 2 (Seconds portion)
Example:

GTCIRCLE 50.,44,40,,63,36,37,45,,-122,26,
Draws a great circle arc from Halifax to San Francisco.


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