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Compass Points

The calculator gives name of compass point by direction angle in degrees.

PLANETCALC, Compass Points

Compass Points

°

Prospect distance from the ground and line of sight distance between two observers

Calculates the prospect distance from height at observer and line of sight distance between two observers.

PLANETCALC, Prospect distance from the ground and line of sight distance between two observers

Prospect distance from the ground and line of sight distance between two observers

Observer height in meters

Observable object height in meters

Digits after the decimal point: 3
  • Flag semaphore signals

    The calculator converts english phrase to the flag semaphore signal sequence.

  • Nautical measurement units

    Nautical mile, sea mile, cable

  • Points of the compass

    This online calculator outputs compass point given direction angle in degrees. Different compass roses (4, 8, 16, 32, 128-wind compass roses) are supported.

  • Sunrise and sunset time

    This online calculator is intended for sunrise and sunset time calculation for given place and date. The calculator algorithm is obtained from the great book of Oliver Montenbruck and Thomas Pfleger "Astronomy on the Personal Computer".

  • Tidal gate calculator (Rule of twelfths)

    This calculator calculates tidal gates using the rule of twelfths, estimating the height of the tide at any time, given only the time and height of high and low water.

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