+1-415-670-9189
info@expertsmind.com
What is the absolute magnitude of a star
Course:- Science
Reference No.:- EM131127711




Assignment Help
Expertsmind Rated 4.9 / 5 based on 47215 reviews.
Review Site
Assignment Help >> Science

1) The apparent magnitude of the Sun is -26.7 and Sirius is -1.52. How many times brighter is the Sun than Sirius?

2) On a certain evening, the apparent magnitude of Venus is - 4.3 and the apparent magnitude of Mars is -2.2. How many times brighter is Venus than Mars?

3) How many times brighter is Sirius at -1.52 magnitudes than a star that is magnitude 8.2?

4) How many times brighter is a Full Moon, with an apparent magnitude of -12.6, than a dim magnitude +12.6 galaxy?

5) What is the theoretical limiting visual apparent magnitude of a 200-inch telescope?

6) What is the absolute magnitude of a star that is 87 pc from Earth, whose apparent magnitude is +5.50?

7) What is the apparent magnitude of a star called AX2, if d = 70 parsecs and M = - 8.1?

8) What is the modulus of a star whose apparent magnitude is +4.9l and its absolute magnitude is +2.66?

9) How distant is a star whose modulus is -7.5?

10) If its apparent magnitude (m) = +13.5 and absolute magnitude (M) = +10, what is the distance to a star?

11) A star has a parallax of .025 seconds of arc-what is its distance in parsecs? The nearest star has a parallax of .76 arc seconds-what is its distance in light years?

12) If star were 2.40 pc from Earth, what would its distance be in AU?

13) A star is 250 parsecs from us - what is its parallax angle?




Put your comment
 
Minimize


Ask Question & Get Answers from Experts
Browse some more (Science) Materials
Given that San Francisco is located on the North American Plate and Los Angles is located on the Pacifc Plate, are these two cities getting closer together or farther apart
Read the method section of one of the following quasi-experimental studies (also located in this week's Learning Resources). Identify at least one potential concern that cou
This is to be used in a research project. Thus it needs to well explained. No number of words or pages. This is to analyze the results of my experiment using moisture analyzer
Analyze  biological and humanistic approaches to personality. Should cover the following areas: Use Maslow's hierarchy of needs to discuss the extent to which growth needs inf
How would you describe radioactive decay? Give a real-world application of this concept. Name two types of radiation emitted by radioisotopes and identify a difference between
Part One of your course project, assume the role of Dr. Madness. Your rogue nation seeks global domination. With a bare bones laboratory and your exhaustive microbiological
The role of the NP is a challenging, complex, dynamic and rewarding role! Reflect on the level of insight you feel you have gained in the course. Do you have a better understa
Among the religions we discussed this week, identify one religion that you find the most interesting. Explain your response Explain at least three ways that social trends affe