Multiple Choice
The Hipparcos satellite was able to measure parallax for stars out to about 150 pc.This distance includes roughly 2.5 million stars.What is the average number of stars in one cubic parsec?
A) 5.1 X 10-³
B) 0.18
C) 5.65
D) 8.84
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q68: A star of apparent magnitude +3.5 appears
Q169: The star Arietis has an apparent magnitude
Q170: The luminosity class of a star (I,II,III,IV,or
Q171: Which molecule produces the strong absorption bands
Q175: A list of four stars and their
Q176: A star with a surface temperature of
Q177: Which star,according to its apparent magnitude,would NOT
Q178: The symbol He II stands for a:<br>A)
Q179: Which important property of stars can be
Q217: The star Spica is classified as B1