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Details
of The Sport of Orienteering
Orienteering courses
can be set in any environment where an
appropriate map has been made. A variety
of modes of movement can be used individually
or combined to hold an event.
Types marked with an asterisk (*)
have international championships sanctioned
by the IOF (International
Orienteering Federation). Horseback,
handicapped, swim and scuba events can
also be held. |
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Safety
Considerations
All participants should:
- have a compass and know
a safety bearing. A safety
bearing is a compass direction
that will bring them out
to a major feature such
as a road.
- have a whistle
- report back to the finish
before leaving for home.
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Contents: Map
Handling | Route
Choices | Control
Placement |
Course
Printing | Control
Cards | Course
Levels
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Map
Handling Techniques
- Fold
the map to
show where you are
and just beyond where
you are going.
- Orient
the map using
land features. Use
the compass to orient
the map when it cannot
be oriented by land
features.
- Keep track of where
you are on the map
by placing
your thumb
on the map where you
are located.
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Control
Placement
Control
sites must be precise
locations that are found
on the ground and clearly
indicated on the map.
Generally, if controls
are within 50 meters
of each other, they
must be on different
types of features to
avoid confusion of the
participants. Starting
points must be at precise
locations just like
controls. It is common
to use streamers to
guide participants from
the last control to
the actual finish line.
Places where control
sites are commonly located:
- Point features
(small, distinct
objects) such as boulders,
knolls, pits, depressions,
rootstocks (root systems
of uprooted trees),
wells, cairns (rock
piles), individual
trees.
- Corners of larger
features: buildings,
lakes, fields, swamps,
paved areas, building
ruins.
- Junctions
of 2 or more similar
or dissimilar features
such as trails, streams,
fences, roads, stonewalls,
and power lines.
- Bends in a feature
such as trails,
streams, fences, roads,
stonewalls, and power
lines.
- Top or bottom
("foot") of features
such as cliffs,
earth banks, and small
knolls.
- Distinct land
forms such as
reentrants, ditches,
and spurs.
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Control
Description Cards
Control description
cards provide information
about the control site
and control marker (flag).
For beginners, this
is done in plain English
(or whatever prevailing
language). For more
experienced orienteers,
a set of internationally-recognized
symbols are used so
that a common language
is not required in order
to compete fairly against
each other.
A beginner's control
description card will
have three columns.
Column 1 contains the
Control Number, column
2 the Control Code,
and column 3 the description
of the associated control
feature (and details
about the placement
of the control flag
in relationship to the
feature if required).
* M = meter. The standard
in Orienteering is to
use metric units.
Sample control descriptions:
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Start: Trail
junction
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1
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345
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NW CORNER OF
BUILDING
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2
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541
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JUNCTION OF STREAM
AND TRAIL
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3
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246
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EVERGREEN TREE
- NORTH SIDE
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4
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675
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SOUTHEAST CORNER
OF FIELD
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5
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888
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NORTHEAST FOOT
OF 5 M CLIFF
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6
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443
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N. SIDE OF 2.5
M BOULDER
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7
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431
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TOP OF KNOLL
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8
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234
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BEND IN DITCH
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9
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212
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SW TIP OF MARSH
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Follow streamers
100 meters to
finish
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Making
Route
Choices
Factors to keep in
mind when making route
choices:
- 7.6 meters of
climb is equivalent
in energy usage to
100 meters of distance
on flat land.
- a person can run
¼ mile:
- on a trail in 2
minutes
- in a field in 3
minutes
- in open woods in
6 minutes
- in thick vegetation
in 10 minutes
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Course
Printing
When hand-drawn,
control points and start
and finish locations
are best drawn with
a fine-point red or
purple pen. Staedtler
Lumocolor (permanent
type) pens are great
since you can see the
map features though
the ink. For higher-level
competitions, courses
are pre-printed using
a special device, or
placed on the map during
the original printing.
Start location:
A triangle with 6mm
legs is used to indicate
the start point. The
start point should be
in the exact center
of the triangle. One
of the points of the
triangle must point
toward the first control.
Control locations:
Red or purple 6
mm diameter circles
are drawn around each
control feature/site.
The location of the
control feature should
be in the exact center
of the circle. For example,
if the control site
is a building, the center
of the circle should
be at the corner of
the building where the
control flag is located.
Circles should be broken
if they will cover up
a feature. The control
number is written
on the map just outside
the control circle.
The top of the number
should point to north
on the map. This allows
the competitor to know
which way is north on
the map without unfolding
the map.
Finish location:
The finish location
is drawn on the map
in one of two ways:
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If
it shares the
same location
as the start:
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If
its location
is separate
from the start:
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Connecting lines:
Lines are used to connect
control points if a
participant is to take
the controls in numerical
sequence (typical).
For example, cross country
and motala courses are
designed so participants
must take controls in
a specified order. Score
orienteering permits
the participant to go
to controls in any sequence.
Therefore, Score "O"
controls do not have
lines connecting the
control points. This
line does not necessarily
indicate the fastest
route to the control
site. Lines are drawn
on the map from the
start triangle to the
first control, then
from control to control.
A line also connects
the last control to
the finish location.
Break the line if it
covers up important
navigational features.
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Map
Handling Techniques
- Fold
the map to
show where you are
and just beyond where
you are going.
- Orient
the map using
land features. Use
the compass to orient
the map when it cannot
be oriented by land
features.
- Keep track of where
you are on the map
by placing
your thumb
on the map where you
are located.
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Orienteering
Course Levels (US system)
White
(Beginner or map
hiker):
- Average length of
course: up to 3 km
- Average number of
controls: up to 8
- Difficulty of control
placement: easy, obvious
locations along roads,
paths and other major
linear features
- Orienteering skills
necessary to complete
course: basic map reading,
ability to take a safety
bearing with a compass
- Approximate winning
time: 30 minutes
Yellow
(Advanced
Beginner):
- Average length of
course: 2.5 to 3.5 km
- Average number of
controls: up to 10
- Difficulty of control
placement: near large
map features, less obvious
than white course features
- Orienteering skills
necessary to complete
course: more precise
map reading and simple
compass use
-Approximate winning
time: 40 minutes
Orange
(Intermediate level):
- Average length of
course: 4 to 5 km
- Average number of
controls: up to 10
- Difficulty of control
placement: varied difficulty,
difficult controls are
introduced with large
collecting features
- Orienteering skills
necessary to complete
course: good map reading,
basic pace counting,
beginning rough and
precision compass skills
- Approximate winning
time: 50 minutes
Advanced
level courses (Brown,
Green, Red and Blue)
These are all elite-
or expert-level courses
. Controls are placed
in difficult locations
on small features. There
are often several route
choices to a control.
Courses combine all
orienteering skills.
Brown:
3.5 to 4.5 km; up to
10 controls; winning
time 50 minutes
Green:
4 to 5 km; up to 12
controls; winning time
50 minutes
Red:
5 to 7 km; up to 15
controls; winning time
60 minutes
Blue:
3.5 to 4.5 km; up to
20 controls; winning
time 60 to 80 minutes
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contact
Orienteering Unlimited, Inc.
© 2008
Orienteering Unlimited, Inc.
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