ast1004takehomemathfinal

# ast1004takehomemathfinal - magnitude star than the 9 th...

This preview shows pages 1–2. Sign up to view the full content.

Name:_______________ Part III Take-Home Mathematics Please take this part home and return it next week at your   final.  Partial credit will be given if you present the correct equation. Full credit will be given if you   present the correct answer. Each question will be worth 10 points. 1) What are the distances to a 8 th   and 9 th   magnitude stars that have a similar absolute  magnitude of -1?   How much further is the 9 th   magnitude star as compared to the 8 th  magnitude? 2) How much brighter is the 8 th

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: magnitude star than the 9 th magnitude star? 3) If the proper motion of a star is 6 arc seconds, what is the distance to this star? 4) A galaxy has a recessional velocity of 3,500 km/s what is the distance to this galaxy if the Hubble constant is 65 km/s/Mpc? 5) What is the luminosity of F-type star? What is the luminosity of A-type star? How much brighter is the F-type than the A-type star (L F /L a )? How much heavier is A-type star than the F-type star?...
View Full Document

{[ snackBarMessage ]}

### Page1 / 2

ast1004takehomemathfinal - magnitude star than the 9 th...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online