A155970 Decimal expansion of the conversion factor of arcseconds to radians.

0, 0, 0, 0, 0, 4, 8, 4, 8, 1, 3, 6, 8, 1, 1, 0, 9, 5, 3, 5, 9, 9, 3, 5, 8, 9, 9, 1, 4, 1, 0, 2, 3, 5, 7, 9, 4, 7, 9, 7, 5, 9, 5, 6, 3, 5, 3, 3, 0, 2, 3, 7, 2, 7, 0, 1, 5, 1, 5, 5, 8, 2, 5, 5, 3, 1, 7, 7, 8, 2, 5, 2, 8, 0, 3, 0, 9, 6, 1, 2, 0, 6, 9, 2, 8, 9, 9, 1, 1, 7, 3, 3, 7, 6, 9, 3, 4, 2, 9, 1, 9, 3, 0, 0, 6

Offset: 0

Author

R. J. Mathar, Jan 31 2009

Keywords

• cons
• easy
• nonn

Comments

One arcsecond is a popular astronomic angular unit, 1/3600 of a degree.

Examples

			Equals 4.8481368110953599358..*10^(-6).
		

Links

• Index entries for transcendental numbers

Crossrefs

Cf. A217572 (inverse). - Stanislav Sykora, Feb 04 2014

Programs

Maple

evalf(Pi/180/3600);

Mathematica

Join[{0,0,0,0,0},RealDigits[Pi/648000,10,120][[1]]] (* Harvey P. Dale, Apr 04 2015 *)

PARI

Pi/648000 \\ Charles R Greathouse IV, Sep 08 2011

Formula

A019685/3600.