One of the javelin throw numbers in athletic sports, which measured
achievement is the result of the throw as far as possible. There are
some basic techniques that must be mastered by the javelin athlete is:
howholding a spear, bringing the javelin, throwing the javelin without a prefix, and the javelin with a prefix.
Javelin made of metal used for the son weighs 800 grams with a length of 2.70 m, while the daughter weighs 600 grams with a length of 2.30 m.
Techniques in the javelin. The first, namely:How to Hold
1. Finnish way
First placed on the palm of the hand
spear with the tip of the javelin or oblique eyes almost to the body.
Then the middle finger holding the edges or base of the rear end of the
rope (looped, assisted by ndiletakkan thumb grip on the rear edge of the
body and the javelin. Index finger should limp body to the rear helps
hold the javelin. While the other fingers also holds the winding a
handle on it in a state of suffocation. In Finland this way, the middle
finger and thumb which plays an important role to push the rope grip
when throwing (Syarifuddin, 1992).
2. American way
First placed on the palm of the hand
javelin, with a tip or oblique eyes almost to the javelin towards the
body. Then the index finger holding the edges or base of the rear end of
the rope javelin, assisted with the thumb placed on the rear edge of
the handle and the body in a state javelin and straight. While the other
three fingers and the gap coincides with the index finger to assist in
covering the winding rope and the javelin. So by this way America
handles the index finger and thumb grip plays an encouraging rope
throwing the javelin at the time (Syarifuddin, 1992).
3. Clamping
do I just clip the javelin between the two middle finger and index finger, while the other fingers memmegang usual.Javelin competition regulations
a. Javelin consists of three parts, namely the eye spears, body and strap javelin javelin
The length of the javelin men: 2.6 m - 2.7 m, while for women: 2.2 m - 2.3 m. men's javelin weight: 800 grams while the putrid: 600 grams
b. Javelin must be held at the site of the handle
c. Valid if the javelin throw pierced or scratched into the soil
d. The throw is not valid if it hits the ground while throwing in front of the curved pitch
Way to bring the javelin
I take the prefix in the javelin is
closely associated with bringing the javelin. Therefore it is necessary
also known by the javelin athletesA. Bring the javelin above shoulders
Javelin is held on the shoulder next to the head with a javelin oblique eye upward, hands folded or bent elbow to the front. This method is used by the thrower who uses the prefix style transmissible (hop-step) at a time to throw.
2. Bringing javelin Under
Bringing down the pike in the right arm straight down, eyes up the javelin to the oblique and oblique towards the tail down almost close to the ground.
3. Bringing the javelin in front of the chest
Javelin eyes toward oblique downward toward the oblique while the tail up and over the right shoulder.
Prefix
In the javelin there are two kinds of prefixes are often used, namely: a prefix cross (cross-step) and transmissible prefix (hop-step). Javelin that use the prefix cross (sross-step) better known as cross-style javelin, javelin while the use toed prefix (hop-step) better known by his javelin toed style (Adisasmita, 1986).
Throwing motion
When the left foot landing, right leg bent until the body is really far behind and the body leaning mostly on the right foot. At the moment arm that carries the javelin is in the attitude of oblique straight down, eyes focused view of the javelin and the left hand corner of the throw and remain relaxed. When this occurs the actual throwing attitude. After the javelin withdrawn through the shoulder / shoulder near the ear, the whole body elevated and the javelin cracked as soon as possible. Along with the release of the javelin with a wrist snap as the source of last kekeuatan (Adisasmita, 1986)
Attitude Body After Throwing
With the release of the javelin from the wrist automatically balance or better known as the point of the weight will become unstable and disappear. This is due to forces that are issued to begin throwing from feet to hands that begins kepergelangan running speed. thus become the foundation ototomatis feet to the point of bias does not hold the weight loss that pushed forward to it, so equilibrium can be maintained and restored as well, so when the body leaning forward, hands down javelin throw of the prod is done.
The shah's A Pitch Requirements
- Javelin should hold on the handle, and should at Lewa t throw over the shoulder or the top of the pitcher's arm and should not be thrown in membandul.Gaya non-Orthodox are not authorized for use.
- The throw is not valid if the javelin does not scratch the eyes of the ground before the other javelin.
- Throwers throwing at making the prefix must not be cut off one line or parallel lines.
- The throw is not valid if the pitcher touches a part of his body or limbs throw line, or line extension (throwing line) is right-angled parallel to the line, or touches the ground in front of the line and throw it all stripes.
- After making the movement leading to the javelin throw and the air is released, not one-time full-thrower turned around so his back turned pitch sector.
-
Throwers should not leave the track a prefix before the javelin was
thrown to the ground. Of the attitude of the track leading up from the
back of the curved line of the throw and the line extension.
Javelin equipment
- Construction: javelin consists of three parts: (1) eye spear (2) body javelin and (3) rope grip
- Agency javelin made of metal and sturdy mounted on the front end of a javelin's eyes are sharp
- Rope handles (wrapped around the body of the javelin) was the center of gravity and not dititik melibihi diameter of 8 mm body javelin. Winding rope grip must be as thick spears and serrated, with no belts or bumps.
- The length of the javelin for boys is 2.6 to 2.7 m and the daughter is 2.2 to 2.3 m. Weight for boys and girls 800 gr 600 gr.
Running Path Prefix
- The length of the path prefix should throw no more than 36.5 m and not less than 30 m and should be limited by two parallel lines are as wide as 5 cm apart from each other as far as 4 m.
- The slope of the track leading laterally max 1: 1,000.
Curved line pitch
- The throw must be made from behind the throwing line or a curved arc with a radius of 8 cm. Throw line consists of throwing a white painted line width of 7 cm, or made of wood or metal and mounted flush with the ground. This throw line extended to the right and left for 75 cm in a right-angled or parallel lines perpendicular to 4 m. Even this extension of the white painted line, the width of 7 cm and length 0.75 m.
The throw sector
- Agency javelin made of metal and sturdy mounted on the front end of a javelin's eyes are sharp
- Rope handles (wrapped around the body of the javelin) was the center of gravity and not dititik melibihi diameter of 8 mm body javelin. Winding rope grip must be as thick spears and serrated, with no belts or bumps.
- The length of the javelin for boys is 2.6 to 2.7 m and the daughter is 2.2 to 2.3 m. Weight for boys and girls 800 gr 600 gr.
Running Path Prefix
- The length of the path prefix should throw no more than 36.5 m and not less than 30 m and should be limited by two parallel lines are as wide as 5 cm apart from each other as far as 4 m.
- The slope of the track leading laterally max 1: 1,000.
Curved line pitch
- The throw must be made from behind the throwing line or a curved arc with a radius of 8 cm. Throw line consists of throwing a white painted line width of 7 cm, or made of wood or metal and mounted flush with the ground. This throw line extended to the right and left for 75 cm in a right-angled or parallel lines perpendicular to 4 m. Even this extension of the white painted line, the width of 7 cm and length 0.75 m.
The throw sector
-
All throws (javelin) that is considered valid in the sector should fall
in pitch, an area bounded by a line 5 cm on the right and left-throw
line. Line of 5 cm is made on the ground from point A is the point of
the bow or throw line, the line was drawn through Bdan point C at which
point the bow or throw a line that intersects with lines 5cm to form a
sector of the throw. This throws the sector should or can be marked
distance: 30 cm, 50 cm, 70 cm.
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