Tag: coordinate-systems

A tag for posts related to coordinate systems. Including celestial coordinates, Cartesian and others.

Posted in Core concepts Spherical Astronomy

Spherical astronomy: The Triangles – I

This post discusses spherical triangles in astronomy. What are their uses, their properties, and some basic related formulas.

Posted in Coordinate systems Equations HTML/JS

HTML/JS: Degree decimal to hour-min-sec

Convert degree decimal to hour-min-sec equivalent values | dd to hour-min-sec

Posted in Coordinate systems Equations HTML/JS

HTML/JS: hour-min-sec to degree decimal

Convert hour minute seconds to their degree decimal equivalents.

Posted in Coordinate systems Equations HTML/JS

HTML/JS: Degree decimal to deg-min-sec

Convert degree decimal to degree minutes seconds.

Posted in Coordinate systems Equations HTML/JS

HTML/JS: deg-min-sec to degree decimal

Convert degree minutes seconds to their degree decimal values.

Posted in Coordinate systems Core concepts In Python

Cartesian coordinate system

Cartesian coordinate system, a brief overview and some python codes

Posted in Coordinate systems Equations HTML/JS

HTML/JS: Galactic to Equatorial coordinates

Galactic coordinates to the Equatorial coordinate converter made in HTML and JavaScript language.

Posted in Coordinate systems Equations HTML/JS

HTML/JS: Equatorial to galactic coordinates

Equatorial coordinates to the Galactic coordinate converter made in HTML and JavaScript language.

Posted in Core concepts In Python

How to interconvert celestial coordinate systems?

Conversion of celestial coordinates using Python

Posted in Core concepts In Python

Prerequisites for celestial coordinate conversions?

This post discusses the formulae for interconversion of celestial coordinate systems. For example, altitude to zenith, hour angle to RA, DMS/HMS to DD.