Calculators - References

 

 
 

Stellar Angular Distances

1. Measuring Angular Distances

http://brahms.phy.vanderbilt.edu/a103/info/angdist.shtml

 

2. Great-circle distance

http://en.wikipedia.org/wiki/Great-circle_distance

 

3. Computing The Distance Between Two Points on the Earth

http://www.usenet-replayer.com/faq/comp.infosystems.gis.html

 

4. Calculate distance, bearing and more between two Latitude/Longitude points

http://www.movable-type.co.uk/scripts/latlong.html

 

5. Calculate Angular Distance Between Two Stars

http://celestialwonders.com/tools/starAngleCalc.html

  

 

Field of View

6. Field of view

http://en.wikipedia.org/wiki/Field_of_view

 

7. Angle of view

http://en.wikipedia.org/wiki/Angle_of_view

 

8. Field of View - Rectilinear and Fishye Lenses

http://www.bobatkins.com/photography/technical/field_of_view.html

 

9. Photography Calculators

http://www.tawbaware.com/maxlyons/calc.htm

 

 

Astrometry

10. Astrometric Position Calculator

http://www.phys.vt.edu/~jhs/SIP/astrometrycalc.html

 

 

 

Stellar Equatorial Co-ordinates

11. Cartes du Ciel / Sky Charts

http://www.stargazing.net/astropc/