Astro - directly outside the solar system and must use an indirect source Triangulation Parralex angle R/2 π d D= 360degrees x R 2 π p

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Physical properties of stars we want t know How much energy do stars emit luminosity How hot are they surface temperature How big are they radius What are stars made of chemical composition How much mass stars contain mass In all this distance plays a very im portant role- fundamental info. It is hard to measure
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: directly outside the solar system and must use an indirect source. Triangulation Parralex angle R/2 π d D= 360degrees x R/ 2 π p 60x60x60xR/2 π d= 1/P(arcsec) Brightness= L/4I π d2...
View Full Document

This note was uploaded on 03/27/2008 for the course ASTRO 113 taught by Professor Snezama during the Spring '08 term at Wisconsin.

Ask a homework question - tutors are online