Star A has an apparent magnitude of -1. Star B has an apparent magnitude of 3.5. Find BĄ/BB, where BA and BB are the apparent brightnesses of A and B, respectively. 7.9 0.016 63 38
Q: Two stars are in a binary system. One is known to have a mass of 0.700 solar masses. If the system…
A:
Q: 31) Star Betelgeuse has an apparent magnitude of 0.42 and an absolute magnitude of -5.6. Estimate…
A: The distance magnitude formula relates the apparent and absolute magnitude of a celestial object…
Q: 4. Alpha Siruis is 3.9 x 1015 miles away from the Earth. Calc the parallax at which the star is…
A: The distance between Alpha Sirius and Earth is given as, d=3.9×1015 miles. TO DETERMINE: The…
Q: 8) Star A has an apparent magnitude of 2.5 and star B has an apparent magnitude of 3.9. Calculate…
A: When studying stars astronomers use two different magnitudes, apparent and absolute magnitude.…
Q: On Earth, the parallax angle measured for the star Procyon is 0.29 arcseconds. If you were to…
A: Write the relation in distance and parallax angle. d=1p
Q: Consider two identical stars, A and B. Star B is 10 times farther away than star A. What is the…
A: Two identical stars A and B are given which are at different distances.
Q: The star Sirius has an apparent magnitude of -1.46 and appears 95-times brighter compared to the…
A: Part a: Magnitude in astronomy is defined as an index for the brightness of a star and is denoted by…
Q: Two stars are in a binary system. One is known to have a mass of 0.700 solar masses. If the system…
A:
Q: Q8. Measured the parallax angle of the Sirius Yanmaniya star, see Figure, and found 0.377 arcsec.…
A: Given : Parallax angle of Sirius Yamaniya star, p* =0.377 arcsec
Q: Which star is actually dimmer than Arcturus?
A: We know that, Distance magnitude is inversional proportional to Brightness. Greater the magnitude,…
Q: Find the distance in parsecs to Vega, which has an annual parallax of 0.129 arcsec. pc
A: It is given that,
Q: How far away would the Sun need to be to be just visible to the naked eye (apparent magnitude =…
A: Solution: Given that apparent magnitude, m = 5.90 the absolute magnitude of the Sun, M = 4.83
Q: A star is observed at a distance of 90 pc. What will be its parallax angle?
A: Parallax is defined as the change in the apparent position of an object due to a change in the…
Q: January 1st July 1st * * * Star A- Star Consider two pictures of the same part of the sky taken 6…
A:
Q: One of the closest stars to the sun has a parallax of 0.5 arcseconds. What is the distance to this…
A: Closest star to the sun has: Parallex=0.5 arcsecond We define distance 'd' to a star is reciprocal…
Q: The star Spica is observed to have a parallax of 0.012000. How far away is it in parsecs answers to…
A: Parallax is the change in the apparent position of the object that results from a change in…
Q: Considering absolute magnitude M, apparent magnitude m, and distance d. Compute the unknown for each…
A: Given: Considering absolute magnitude M, apparent magnitude m, and distance d To determine: a.M if…
Q: Apparent magnitude is the amount of light a star actually gives off O True O False
A:
Q: Of the following types of stars, the one that has never been and can never be a giant star is a a.…
A: a. Red dwarf stars
Q: Which of these is NOT used as a spiral tracer? a. O stars b. B stars c. young open clusters…
A: Spiral tracers are objects that are commonly found in spiral arms and soare used to trace spiral…
Q: If a star's absolute magnitude value is significantly larger than its apparent magnitude value…
A: Absolute magnitude Mv: The magnitude that a star is expected to have if it were at a distance of 10…
Q: A certain star is 13.7 times dimmer than a star with apparent magnitude m = 3.9. What is the…
A: We are given the ratio of brightness of stars. We are given the apparent magnitude of the brighter…
Q: Which of the following stars are bright and very cool
A: The Supergiants are cool stars, which are very large and really bright. they're located towards the…
Q: The star Sirius has an apparent magnitude of -1.46 and appears 95-times brighter compared to the…
A: Part a: Magnitude in astronomy is defined as an index for the brightness of a star and is denoted by…
Q: You observe a star with an apparent magnitude mv=12 at a distance of 1 kiloparsec. What is this…
A: The relation between apparent magnitude, absolute magnitude, and distance of star in parsec is given…
Q: Stars A, B, C, D, and E have apparent magnitudes of 7, 3, -1, 15, and 0, respectively. 1) Which…
A: Here, Apparent Magnitude of Star A=7 B=3 C=-1 D=15 E=0
Q: Which of the following is least reasonable regarding the magnitude scale: Group of answer choices…
A: The magnitude scale in astronomy helps us to quantify the brightness and distance of celestial…
Q: Part D By how much? ΑΣΦ LM=-2 100000000 %3D LM=8 Submit Previous Answers Request Answer
A:
Q: Which of the following WOULD NOT characterizes the type(s) of star we would find at g, m, n, o, and…
A: The Hertzsprung-Russell (H-R) diagram is a graph that plots the luminosity (or absolute magnitude)…
Q: You measure a star to have a parallax angle of 0.04 arc-seconds. What fraction of a degree is this?
A: Given 0.04 arc second=....°
Q: How far away is the star Spica, whose parallax is 0.0130?
A: When an observer's point of view changes the displacement observed for an object is called as…
Q: You see a blue star directly over Avalon's equator. It appears to be moving north at 5.0 arcseconds…
A: Given: The star moves north at 5.0 arcseconds per year. To determine: The distance of this star from…
Q: If we view a star now, and then view it again 6 months later, our position will have changed by the…
A:
Q: A star has an apparent magnitude of 6 and an absolute magnitude of 3. How far is the star from…
A: The distance of a star can be measured from its absolute and apparent magnitude. The apparent…
Q: Your instrumental magnitude of a standard star is 23.0 and the catalog magnitude of th star is 22.0.…
A: Given, instrumental magnitude of star= 23.0 catalog magnitude of star = 22.0 Assumed zero point=…
Q: Calculate the apparent magnitude of the Sun.
A: The apparent magnitude of a star is how bright the star is as observed from Earth. Apparent…
Q: Explain how the brightness of a star can be used to estimate its distance from Earth.
A:
Q: A star has an apparent magnitude of 10 and an absolute magnitude of 2.5. How far is it?
A:
Q: 10 15 20 25 Magnitude is an indication of the brightness of the object. Apparent magnitude is how…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: nitude m = 3.6. What is the apparen
A: Given: To find the magnitude of the dimmer star is calculated shown as: m2 =3.6,b1b2 =12.4
Q: Problem A.2: Brightness of a Binary Star (4 Points) A binary star system consists of two stars very…
A: Given A Binary star system consists of two stars very close to each other. The two stars have…
Q: 1. The parallax of a star is 0.32 seconds. Calculate the distance in a) Parsec 3.125 b) Lightyear
A: Given,p=0.32 second
Step by step
Solved in 3 steps with 2 images
