|W/M 10||2004 or after|
|W/M 12||2002 and 2003|
|W/M 14||2000 and 2001|
|W/M 16||1998 and 1999|
|W/M 18||1996 and 1997|
|W/M 20||1994 and 1995|
|W/M Elite/21A/21B||1980 to 1993|
|W/M 35||1975 to 1979|
|W/M 40||1970 to 1974|
|W/M 45||1965 to 1969|
|W/M 50||1960 to 1964|
|W/M 55||1955 to 1959|
|W/M 60||1950 to 1954|
|W/M 65||1945 to 1949|
|W/M 70||1940 to 1944|
|W/M 75||1935 a 1939|
|M 80||1934 or before|
Any sex/age, alone or in groups.
|Fácil Curto||Courses with 2 to 4 Km, until 40 minutes, using linear references, specially paths, without technical difficulty. There isn't need Orienteering knowledge or physical endurance. It's a good opportunity to a do a walk in the forest. If you request, Organization will provide you monitor company during the course, to teach the basic Orienteering skills.|
|Difícil Curto||Course within 3 to 5 Km, until 60 minutes, where is essential to have some Orienteering skills. Medium technical difficulty and low physical endurance needed.|
|Fácil Longo||Courses between 4 to 6 Km, until 60 minutes. Low technical and physical demand, with a course using mainly linear references.|
|Difícil Longo||Course with 4 to 7 Km, until 80 minutes. Medium/high physical endurance needed, and some solid Orienteering technique.|
Note: Sprint open classes are Easy a Difficult.
National Teams (COMOF):
The classes for the National Teams are Junior and Senior male/female, which correspond to W/M 20 and W/M Elite.
Men Elite and Super Elite:
Do to the high number of M Elite runners, that class will be splitted in M Elite and M Super Elite. The athletes will be splitted, in equal number, in M Elite and M Super Elite, according to the IOF World Ranking. The COMOF Senior runners will also run M Super Elite.