How big is a standard basketball? What is the size of a standard basketball?

Basketball Rules Description 1: The ball is round and is a recognized dark orange; 2. The shell is made of leather, glue or synthetic substance; 3. The circumference shall not be less than meters (cm) and shall not be greater than meters (78 cm); 4. The weight shall not be less than 567 grams and shall not be more than 650 grams; 5. After inflation, make the ball fall from the height of the meter (measured from the bottom of the ball) to the ground of the court, and the height of the ball shall not be lower than the meter and shall not be higher than the meter (measured from the top of the ball); 6. The width of the seam or groove of the spherical surface shall not exceed meters (mm). 7. The home team must prepare at least two used balls that meet the above specifications. The referee is the sole appraiser who determines whether the ball is up to standard.

1.Standard Men's Match Ball:

Weight 600-650 g, circumference 75-76cm

2.Standard Women's Match Ball:

Weight 510-550 g, circumference 70-71cm

3.Youth Match Ball: Weight 470-500g, circumference 69-71cm4Children's game ball: weight 300-340g, circumference 56-57cm standard basketball diameter (db).

cm, while the diameter of the hoop (DR) is 45 cm.

The balls are round, dark orange in color;

The shell is made of leather, like glue, or synthetic substance;

The circumference shall not be less than centimeters and shall not be greater than 78 centimeters.

The weight must not be less than 567 grams and not more than 650 grams.

After inflating, the ball falls from a height of meters (measured from the bottom of the ball) to the ground of the court, and the height of the ball shall not be lower than meters and shall not be higher than that.

0 m (measured from the top of the ball);

The standard diameter of basketball is a sell-out.

NBA game-specific basketball --- Spalding.

Basketball Standards:

Spalding Basketball: Divided by model:

1.Standard Men's Match Ball: Weight 600-650g, Circumference 75-76cm2

Standard Women's Ball: Weight 510-550g, circumference 70-71cm3Lack of ball blocking for youth matches:

Weight 470-500g, round circumference 69-71cm

4.Children's play ball: weight 300-340g, circumference 56-57cm

The standard basketball diameter (db) is an empty centimeter.

There are a total of 4 models of basketball: No. 3, No. 5, No. 6, and No. 7, and each model has a dedicated area.

Basketball size classification:

Basketball: Basketball No. 3 is a children's game ball, weighing 300-340g, with a circumference of 56-57cm in diameter.

Basketball: Basketball No. 5 is a youth game ball: weight 470-500g, circumference 69-71cm diameter.

Basketball: Basketball size 6 is the standard women's game ball: weight 510-550g, circumference 70-71cm diameter.

Basketball: Basketball No. 7 is a standard men's ball: weight 600-650g, circumference 75-76cm diameter.

The size and weight of the No. 5 basketball and the No. 7 basketball are different, the circumference of the No. 7 basketball is meters, and the weight is 567-650 grams. The weight of the No. 5 basketball is 470-500g, and the circumference is 69-71cm.

2. Basketball No. 7 and No. 5 are used differently, and No. 7 basketball is a standard international men's basketball game.

The basketball is used, and the number five basketball is a basketball used in youth competitions.

3. The No. 6 ball used in women's basketball competitions, with a circumference of meters, weight - 510-567 grams. In FIBA.

The basketballs used in the game must be made of leather.

The standard basketball diameter (db) is centimeters.

By model: 5,1Standard Men's Match Ball: Weight 600-650g, circumference 75-76cm

2.Standard Women's Ball: Weight 510-550g, circumference 70-71cm3

Youth Difference Match Ball: Weight 470-500g, Circumference 69-71cm4Children's Match Balls:

Weight 300-340g, circumference 56-57cmExtended information: Basketball characteristics confrontation: Basketball can last long or short, but it requires participants to run quickly, jump suddenly and continuously, and compete with agile reaction and strength.

Collective: Basketball not only requires athletes to have technical and tactical ability, as well as wisdom, courage, will, vitality and creativity in the game, but also to have brave and tenacious fighting spirit and the spirit of unity and cooperation. Ornamental:

In it, you can enjoy skillful dribbling, clever passing, accurate shooting, witty steals, wonderful dunks and surprising blocks, coupled with staggered offense and defense, confrontation change, so that the two sides of the game fight wits and courage, the court situation changes dramatically, can make participants and people get psychological satisfaction and pleasure. Fun: Basketball is simple and interesting, and can vary from person to person, from place to place, from time to time, and from need to need.

By changing various activities, basketball is more convenient and attracts people's participation, so as to achieve the purpose of activating the body and mind, fitness and strengthening, and then improve the civilized atmosphere of the society and enrich people's amateur cultural and entertainment life. Fitness: By participating in basketball, people can not only strengthen their physical fitness, but also make their personality, self-confidence, aesthetic taste, enterprising, self-restraint and other abilities have a good development, and are also conducive to cultivating the moral character of unity and cooperation, respect for opponents and fair competition.

The size and weight of the No. 5 basketball and the No. 7 basketball are not the same, the circumference of the No. 7 basketball is meters, and the weight is 567-650 grams. The weight of the No. 5 basketball is 470-500g, and the circumference is 69-71cm. Second, the use of No. 7 basketball and No. 5 basketball is different, No. 7 basketball is the standard basketball used in the international men's Tongru basketball competition, and the No. 5 basketball is a basketball for youth competitions.

3. The No. 6 ball used in women's basketball competitions, with a circumference of meters, weight - 510-567 grams. Basketballs used in FIBA's blind games are made of leather. Extended Resources:

The standard basketball diameter (db) is centimeters. By model, it is divided into: Standard Men's Match Ball:

Weight 600-650g, Circumferential Standard Women's Playing Ball: Weight 510-550g, Circumferential Youth Playing Ball: Weight 470-500g, Circumferential Children's Playing Ball:

Weight 300-340 g, circumference 56-57cm.

Basketballs are available in four standard sizes:

1) Ball size 7.

Dimensions: inches inches.

Purpose: Official and professional competitions.

2) Ball size 6.

Dimensions: inches inches.

Use the world shed: used by college women.

3) Ball size 5.

Dimensions: inches inches.

Uses: For primary schools.

4) Ball size 3.

Dimensions: inches inches.

Uses: For children, general novelty entertainment.

Additional Information: Basketball is used in basketball games.

of spherical balls. Basketballs typically range in size from very small frets that are only a few inches in diameter to extra-large balls that are nearly a foot in diameter for training exercises. For example, the circumference of youth basketball can be 27 inches (69 centimeters), while the National Collegiate Athletic Association (NCAA) men's ball has a maximum length of 30 inches (76 centimeters) and the NCAA women's ball has a maximum length of 29 inches.

inches (74 cm). The National Basketball Association (NBA) standard for basketball is an inch (75 cm) girth, and the Women's National Basketball Association (WNBA) has a maximum girth of 29 inches (74 cm). NCAA, NBA, or WNBA balls are commonly used in high school and junior leagues.

In addition to the court and basketball, basketball is the only piece of equipment necessary to play a basketball game. During the game, the ball must bounce continuously (dribble), be thrown through the air to another player (passing) or thrown to the basket (shooting). Therefore, the ball must be very durable and easy to hold.

The ball is also used in executive tricks (sometimes called free movement), the most common of which is to spin the ball at the tip of one index finger, dribble in complex patterns, roll the ball over a person's shoulder, or perform aerobatic maneuvers with the ball when performing a slam dunk, especially in a dunk contest.

The standard basketball diameter (db) is 24 6 cm.

1. Standard men's competition ball 7: weight 600 650g, circumference 75 76cm.

2. Standard women's competition ball 6: weight 510 550g, circumference 70 71cm.

3. Youth competition ball 5: weight 470 500g, circumference 69 71cm.

4. Children's competition ball 3: weight 300 340g, circumference 56 57cm.