NONSIALLOWEDUNIT: second (angle)

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  • PID: si:nonsiallowedunit:second(angle)
  • Definition: An angle equal to 0.00000484813 rad
  • Source: SI Brochure 9th Edition, page 145
  • Scaling Factor: 4.84813E-6 rad
  • Status: Valid
  • Valid: 2019-05-20 -
  • Note: For some applications such as in astronomy, small angles are measured in arcseconds (i.e. seconds of plane angle), denoted as or ", milliarcseconds, microarcseconds and picoarcseconds, denoted mas, μas and pas, respectively, where arcsecond is an alternative name for second of plane angle.
  • Related Definitions
    • hasAllowedNonSIUnitSymbol -> "