Description	Exercise for compass orienteering in which the area between controls is erased using OCAD or drawn black using a covering marker pen. You need to relocate with the features available when you come into the part with map.
Exercise Types	Compass +, Relocation +
Illustration	Image The Black Hole.jpg +
Intensity	Low +, Medium +, High +
Minimum Participants	1 +
Modification dateThis property is a special property in this wiki.	11 April 2010 10:00:28 +
OCAD Required	false +
Preparation Time	Less than 5 minutes +
Target Level	Elite level +, Junior level +, Intermediate level +
Categories	Orienteering exercises

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