Javelin.

Javelin is an activity that requires dexterity and strength in throwing. Media such as javelin, a type of spear, but lighter and smaller. Beginning, javelin more synonymous with human ancestors hunting activity. As other athletic sports, javelin adopted from customs men of the era. This activity recently developed into a sport when mankind entered the period of cultivation and farming, leaving more time with a strong nomadic hunting activity. Humans began to settle by building settlements or urban.
Lifestyle changes ensued. One is a physical activity like throwing a javelin is no longer used for hunting. Activity was transferred into a sports contested. Elements to obtain food (hunting) shift toward fulfillment of entertainment and achievement. Although not yet found an authentic historical record regarding the javelin, but some experts believe the sport has evolved since the time of Classical Greece. At that time, the javelin including popular sport. No less the kind of athletic sports, such as running, jumping, and throwing.

The Purpose.

Knowing the definition of javelin
Knowing the legitimate requirements of the sport javelin
Knowing the technique of playing the javelin

Understanding Javelin.

The javelin is a sport that is a descendant of the many forms in various parts of the world ancient contested competition involving throwing bullets.The javelin is one of the events that form part of the ancient Olympics, and was included in the inaugural modern Olympic Games in 1896. Javelin ultimately governed by the umbrella body for track and field, the International Amateur Athletic Federation (IAAF).
Javelin competition is best known through exposure given sport at the Olympics, where the javelin is separate events contested by both men and women. Javelin is also part of the biennial World Athletics championships and various regional athletic meets. Javelin competition is part of the National Collegiate Athletic Association (NCAA) annual track and field championships. It also is one event that includes both the decathlon and heptathlon.
Bear javelin number of technical similarities to other traditional sports field which requires the athlete to throw the bullet as far as possible. Were shot, hammer throw and discus all athletes need to consider a variety of physical factors, including the effects of wind, the angle at which the object is released, the height at which the object is released, and the speed of the object in the release. It is a specific aerodynamic considerations javelin itself that separates this sport from another throwing events.
Projectile used in the javelin consists of three distinct parts-head, constructed of lightweight metal; rod, which is made of carbon fiber or other composite synthetic materials and clutches, javelin portion where the object is held by the thrower before shipment.
Unlike the resultant footwork and body position sought by an athlete to produce a successful bullet throw or release the disc, javelin rules prohibit spin or twist of the body before the release javelin thrower (rear facing competitors might not throw line at any time prior to the release of the javelin) .

Holding way.

How to Finland: First javelin placed on the palm of the hand with the tip of the javelin or oblique eyes almost towards the body. Then the middle finger holding the tip or base of the rear end of the rope (looped, assisted with the thumb on the back edge of the handle and place the body in the javelin. The index finger had to limp back to help hold the weight of the javelin. The other fingers also holds the coil grip on it in a state of weakness. in Finland this way, the middle finger and thumb that plays an important role to push the rope grip when throwing.
The American way: First javelin placed on the palm of the hand, the eye javelin tip or oblique almost heading towards the body. Then the index finger holding the edge or the base of the rear end of the rope javelin, assisted by the thumb is placed on the rear edge of the handle and the body in a state javelin and straight. While the other three fingers and tenuous coincides with the index finger to help and cover roping javelin. So the American way this grip index finger and thumb push strap role during the javelin throw.
Pinning way: just clip the javelin between two middle finger and index finger, while the other fingers hold regular.

Regulation javelin competition.

Javelin consists of three parts, namely the eyes javelin, body and strap javelin javelin.
Length javelin men: 2.6 m - 2.7 m while for daughters: 2.2 m - 2.3 m. son javelin weight: 800 grams whereas for daughter: 600 grams.
Javelin must be held in a grip
Javelin throw is valid when pierced or scratch to the ground
The throw is not valid if at throw hit the ground in front of the arch throw

How to carry the javelin.

How to take the prefix in the javelin is closely associated with ways to bring the javelin. Therefore, it should also be known by the athletes javelin.
Bringing javelin overarm: Javelin held on the shoulders beside the head with eyes javelin oblique 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.

Bringing javelin Under

Bringing javelin under the right arm is straight down, eyes javelin toward oblique upward and downward oblique tail towards almost close to the ground.
Bringing javelin in front of the chest
Javelin eye toward oblique downward while the tail toward the oblique upward past the shoulder right.

Toss The Legal Requirements.

Javelin should be held by the handle, and should be throwing in their shoulder or upper arm thrower and should not be thrown in a pendulum-right. Style non-Orthodox are not allowed to be used.
The throw was not unlawful if it does not scratch the eye javelin javelin ground before other parts.
Thrower throwing prefix when making should not be cut one line or parallel lines.
Unauthorized throws when the thrower touches the part of his body or limbs throw line, or a line extension (throw line) are right-angled parallel to the line, or touches the ground before throwing lines and lines it all.
After making movement prefix javelin throwing up and the air is released, do not ever play her full pitcher so his back would throw sector.
The thrower should not leave the path prefix before the javelin is thrown fall to the ground. From the stance left path prefix of the rear arch throw line and extension lines.

1. Equipment javelin.

Construction: Javelin consists of 3 parts: (1) the eyes javelin (2) body javelin and (3) strap.
Body javelin made of metal and the front end of a sturdy mounted eye pointed javelin.
Rope (wrapped around the javelin) is at stake is not the center of gravity and the center line of the body above current javelin 8 mm. Winding rope grip should javelin as thick and ridged, without belts or bumps.
Length javelin for men is 2.6 to 2.7 m and the daughter is 2.2 to 2.3 m. Weight for sons and daughters of 800 gr 600 gr.

2. Running Path Prefix.

The length of the path prefix must not throw more than 36.5 m and not less than 30 m and must be limited by two parallel lines as wide as 5 cm apart from each other as far as 4 m.
The slope laterally of the path prefix max 1: 1,000.

3. Curved Lines Shot

The throw must be carried out from behind the arc throw or an arc with a radius of 8 cm. Throw line consists of throwing painted white border width 7 cm, or made of wood or metal and mounted flush with the ground. This throw line extended to the right and left 75 cm in for right-angled or perpendicular to the parallel lines 4 m. Even this extension lines painted white, a width of 7 cm and a length of 0.75 m.

Javelin Throw techniques.

Exercise javelin is athletics, where athletes from throwing the javelin or spear on a field with a predetermined size. Javelin used in this sport is made of metal and the metal edges are tapered shaped eyes javelin. Javelin consists of three parts, namely in the form of a pointed javelin eyes, body javelin, and strap on the javelin. In the javelin, long and heavy javelin used are different, for the son of 2.6 to 2.7 meters in length with a weight of 800 grams. As for the women's javelin length is 2.2 to 2.3 meters and weighing 600 grams. In the javelin, there are several techniques that should be considered, among them is about how to hold the javelin, how to bring the javelin, throwing style, and attitude when throwing the javelin.

1. How to Hold Javelin

To hold the javelin there are special rules and regulations that need to be considered. There are two kinds of ways to hold the javelin, namely:
How to Finland:
Between two middle fingers and the thumb is placed on the back of packing javelin, while the index finger is placed appropriately.
American way:
Between the index finger and the thumb is placed on the back of packing javelin.

2. How to Bring Javelin.

In carrying javelins, there are three ways that can be used, namely:

Right hand bend, then the javelin held up parallel to the ear. While the javelin eyes directed forward slightly oblique downward.
Right hand bend, then the javelin held up parallel to the ear, but the javelin eyes directed forward with oblique upward.
Javelin taken by the right hand placed behind the body with eyes directed forward oblique javelin above.

Conclusion.

In the javelin throwing motion involves a lot of body parts above and below from muscles, joints, and the axis of the field. Results of a complete combination of parts of the body to produce a good javelin movement.

Suggestions.

As a sports teacher candidates, by knowing the motion analysis javelin from the movement itself, the joints that act, and axis-related fields, as well as the muscles are used, is expected to be a hold in teaching their students in the future.

Thank you for reading this article. Written and posted by Bambang Sunarno. sunarnobambang86@gmail.com

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name: Bambang Sunarno.

http://www.developedbysports.blogspot.com/2014/12/javelin.html

DatePublished: December 29, 2014 at 12:30

Tag : Javelin.