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  2. Skydiving regulation in the United States - Wikipedia

    en.wikipedia.org/wiki/Skydiving_regulation_in...

    In the United States, skydiving is a self-regulated sport, which means skydivers, in the US, voluntarily follow a set of basic safety requirements established by the U.S. Parachute Association. Federal requirements can be found in the Federal Aviation Regulations. Most of the regulations concern the aircraft, pilot and rules of flight.

  3. Speed skydiving - Wikipedia

    en.wikipedia.org/wiki/Speed_skydiving

    Mascia Ferri, winner of the Italian Nationals gold medal in 2019. Speed skydiving is a competition discipline within the sport of skydiving. The competition objective is for the competitors to fly their body as fast as possible to achieve the highest average vertical speed through a 3-second window.

  4. Parachuting - Wikipedia

    en.wikipedia.org/wiki/Parachuting

    For human skydiving, there is often a phase of free fall (the skydiving segment), where the parachute has not yet been deployed and the body gradually accelerates to terminal velocity. In cargo parachuting, the parachute descent may begin immediately, such as a parachute-airdrop in the lower atmosphere of Earth, or it may be significantly delayed.

  5. High-altitude military parachuting - Wikipedia

    en.wikipedia.org/wiki/High-altitude_military...

    United States Air Force Pararescuemen jump at half the height of a typical HALO/HAHO insertion 2eme REP Legionnaires HALO jump from a C-160.. High-altitude military parachuting, or military free fall (MFF), is a method of delivering military personnel, military equipment, and other military supplies from a transport aircraft at a high altitude via free-fall parachute insertion.

  6. United States Parachute Association - Wikipedia

    en.wikipedia.org/wiki/United_States_Parachute...

    Issues sport skydiving licenses; Publishes and maintains skydiving training manuals and course guidelines from which instructional ratings are issued; Serves as legal advocate and political lobbyist for skydiving; Provides third-party insurance for skydivers; Maintains the Basic Safety Requirements (BSRs) as a set of voluntarily followed safety ...

  7. Density altitude - Wikipedia

    en.wikipedia.org/wiki/Density_altitude

    Density Altitude Computation Chart [1] The density altitude is the altitude relative to standard atmospheric conditions at which the air density would be equal to the indicated air density at the place of observation. In other words, the density altitude is the air density given as a height above mean sea level.

  8. Tracking (skydiving) - Wikipedia

    en.wikipedia.org/wiki/Tracking_(skydiving)

    Good trackers can cover nearly as much ground as the distance they fall, approaching a glide ratio of 1:1. The fall rate of a skydiver in an efficient track is significantly lower than that of one falling in a traditional face-to-earth position; the former reaching speeds as low as 40 metres per second (90 mph), the latter averaging around the 54 m/s (120 mph) mark.

  9. Formation skydiving - Wikipedia

    en.wikipedia.org/wiki/Formation_skydiving

    4-way FS (Formation Skydiving) Breaking off from a formation before parachute deployment. DC-3 loading; plus 'dirt diving'; 1977. Formation skydiving is a skydiving event where multiple skydivers attach themselves to one another by grabbing each other's limbs or by the use of "grippers" on their jumpsuit while free falling through the sky.