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  2. SOTA Mapping Project - Wikipedia

    en.wikipedia.org/wiki/SOTA_Mapping_Project

    It aims to provide comprehensive mapping information in graphical form based on Google Maps on summits included in the program, for participants in the program as well as for the general user. The site is built and maintained by a small group of radio amateurs with interests in SOTA, [ 1 ] hill walking and mountaineering , mapping and open ...

  3. Kármán line - Wikipedia

    en.wikipedia.org/wiki/Kármán_line

    Earth's atmosphere photographed from the International Space Station.The orange and green line of airglow is at roughly the altitude of the Kármán line. [1]The Kármán line (or von Kármán line / v ɒ n ˈ k ɑːr m ɑː n /) [2] is a conventional definition of the edge of space.

  4. Aeronautical chart - Wikipedia

    en.wikipedia.org/wiki/Aeronautical_chart

    An aeronautical chart is a map designed to assist in the navigation of aircraft, much as nautical charts do for watercraft, or a roadmap does for drivers. Using these charts and other tools, pilots are able to determine their position, safe altitude, best route to a destination, navigation aids along the way, alternative landing areas in case of an in-flight emergency, and other useful ...

  5. Sectional aeronautical chart - Wikipedia

    en.wikipedia.org/wiki/Sectional_aeronautical_chart

    Sectional charts are in 1:500,000 scale and are named for a city on the map. The Federal Aviation Administration (FAA) in the United States publishes over 50 charts covering the continental United States, Alaska, and Hawaii. Sectional charts are published by the National Aeronautical Navigation Services Group of the FAA.

  6. World aeronautical chart - Wikipedia

    en.wikipedia.org/wiki/World_aeronautical_chart

    They are at a scale of 1:1,000,000 (about 1 inch = 13.7 nautical miles or 16 statute miles). ... Moving map display; Aeronautical chart conventions (United States)

  7. Airspace - Wikipedia

    en.wikipedia.org/wiki/Airspace

    Class A airspace is generally the airspace from 18,000 feet (~3.4 miles, 5.5 km) mean sea level (MSL) up to and including flight level (FL) 600 (~11.4 miles, 18.3 km), including the airspace overlying the waters within 12 nautical miles (NM) (~13.8 miles, 22.2 km) of the coast of the 48 contiguous states and Alaska. Unless otherwise authorized ...

  8. This Man Knows the Truth About Amelia Earhart. Why Doesn’t ...

    www.aol.com/man-knows-truth-amelia-earhart...

    But the target itself was impossibly small—the size, approximately, of three golf courses. From the air it would’ve looked microscopic. The distance was immense, too: 2,556 miles.

  9. Chicxulub crater - Wikipedia

    en.wikipedia.org/wiki/Chicxulub_crater

    [27] [54] This ring has a radius that varies between 70 and 85 kilometers (43 and 53 mi). [26] The next inner ring structure is the peak ring. The area between the inner rim and peak ring is described as the "terrace zone", characterized by a series of fault blocks defined by normal faults dipping towards the crater center, sometimes referred ...