3- Consider a binary star system in which the two stars are seen to be 1.50" apart. Determine the actual physical separation of those stars (in AU) if this binary system is located 9.50 1.y. from us.
Q: Q15. The space observatory Gaia was launched in 2013 as the successor to Hipparcos and is returning…
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
Q: a) Calculate the period of the solar system's orbit around the Milky Way. Assume that we are 8.5 kpc…
A:
Q: A (relatively) nearby K-type star known as Nu? Canis Majoris has an estimated orbital radius of…
A: Given Data: Orbital radius, r=2.3344×108 km=2.3344×1011 m Time period, T=736.9…
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: 1.)How long do you have to wait for a star to undergo its maximum parallactic displacement? 2.) How…
A: 1. A star to undergo its maximum parallactic displacement is about 326 light years that is equal to…
Q: 6. |A visual binary has a parallax 00 = 0.4 arcsec, a maximum separation a00 = 6.0 arcsec, and an…
A:
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: GMm F r2 F,(r = R) The surface gravity g = of a body is. The acceleration due to gravity that an…
A:
Q: 6) Estimate the distance to the star Aldebaran with absolute magnitude -0.641 and apparent magnitude…
A: The absolute magnitude is the magnitude of a celestial object if it was observed from a distance of…
Q: 2. An unknown star is 2.40 parsec away from the sun, calculate the a) parallax b) distance in…
A: The distance between the unknown star and the sun is given as, d=2.40 parsec. TO DETERMINE: (a)…
Q: 29) Estimate the distance to the North Star if it has an absolute magnitude of -3.2 and an apparent…
A: In astronomy when studying a star or any celestial object we use two different magnitudes. Apparent…
Q: What must be the radius of a star of mass 2.0x10" kg so that the escape specd from this star is…
A:
Q: Two cars of masses mį and m2 collide at an intersection. Before the collision, car 1 was traveling…
A: Apply momentum conservation in x-direction. m1v1=m1+m2vcosθvcosθ=m1v1m1+m2 ...... (1)
Q: 3. A binary star system has magnitude - 1, when both stars are observed together. One of the stars…
A:
Q: 6. Two double stars, one having one solar mass and the other three solar masses, rotate about their…
A: Given The mass of stars are M1=MoM2=3Mo Where Mo is the solar mass. Mo=1.989×1030kg the distance…
Q: Problem 1. The Sun as seen from Earth has an apparent magnitude of -26 in the B-band. 1. What is the…
A: Given, that the Sun as seen from the earth has an apparent magnitude of m=-26 in the B-Band…
Q: - The nebula is at a dist e Stars about 1344 ly bserve a star in the Oric ent magnitude of 6.75 m
A: Given, Distance of nebula from earth as, d = 1344 light year = 412.07 Parsec Apparent magnitude of…
Q: 25) Recall that Hubble’s Law is given by V=HR; this means that H has units of inverse seconds…
A: A parsec is 3.26 light-years and the speed of light is 3 X 105 km/sec. Use 3.156 X 107 sec/yr.
Q: We observe an increase in brightness of a star that is 5.81×10¹⁹ m away. How long ago did the actual…
A: Distance of star = 5.81 × 1019 m Speed of light = 3 ×108 m/s
Q: While working with part of a research team you discover a set of exoplanets in a nearby star system.…
A: Given r=37.26x106km=37.26x109m T=53.4 d = 53.4x24x3600 s=4613760 s
Q: As a star collapses, the conservation of angular momentum states that it will spin a. faster.…
A: When a star collapse a neurton star or black hole is formed which has much smaller radius than the…
Q: Which of the following statements about parallax is not true? A You can demonstrate parallax simply…
A: There are statements about the parallax are given in different options. It is required to determine…
Q: How far, in parsecs, is an object that has a parallax of 1 arc second? How far is it, in light…
A: By the fundamental unit of astronomy; "A star with a parallax of 1 arcsecond has a distance of 1…
Q: 3. How bright would the sun be (in magnitude) if it was located 3.26 light years away from Earth?…
A: Absolute magnitude of Sun=+4.83
Q: 1) The Earth's orbital speed is approximately 30 km/s. A star emits a spectral line with 2=517.3 nm.…
A: The oscillation is set up due to the doppler effect.
Q: A star"s position in the sky against distant background objects has shifted by 0.4" in 6 months it…
A: Given: shift, 0.4'' in 6 months To Find: (a) stellar parallax p of star (b) distance of star from…
Q: 31) Star Sirius has an apparent magnitude of -1.47 and an absolute magnitude of 1.41. Estimate the…
A: When studying a celestial object we use two types of magnitudes. The apparent magnitude and absolute…
Q: Use a diagram to explain what is meant by the parallax angle, p, for a star observed twice from…
A: Here is a diagram explaining the concept of parallax angle: o star…
Q: A main sequence star of mass, M, and radius, R, collapses to a white dwarf star with a radius 1.0%…
A:
Q: 12 Suppose that you measure the parallax angle for a particular star to be 0.5 arcsecond. The…
A: Given, The parallax angle made by the particular star, p=0.5 arcsecond
Q: Problem 1 a. Derive an expression for the parallax angle as a function of the distance to the…
A: Given, Parallax angle
Q: In a spiral galaxy, the orbital speeds of stars far from the galaxy's center distance from the…
A: Question: In a spiral galaxy, the orbital speeds of stars far from the galaxy's center _______ as…
Q: 6) Estimate the distance to the star with absolute magnitude -5.6 and apparent magnitude 0.75
A: The apparent magnitude of a celestial object is the brightness measured by an observer at a specific…
Step by step
Solved in 2 steps with 2 images
