What is the FWHM of this curve?
Q: Based on your radial velocity curve, record the orbital period P in days. This is the time elapsed…
A: 1) The orbital period P is the time elapsed between two subsequent peaks or troughs on the curve.…
Q: Time From this light curve, we can deduce that... the star has a high mass exoplanet orbiting it the…
A: Solution: The star having an exoplanet orbiting around the star gives a periodic symmetric variation…
Q: Recall that Hubble’s Law is given by V=HR; this means that H has units of inverse seconds (1/sec).…
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Q: period = 88 days, calculate the maximum stellar aberration that would be detected. expressing your…
A: Solution: Calculate the velocity of the telescope using the following relation: v=2πrT =2π0.387…
Q: The figure below shows the radial velocity of a star plotted as a function of time over the course…
A: Required to find the position of the planet when it is moving at 18 km/s,
Q: Astronomy) (Part A) White Dwarf Size II. The white dwarf, Sirius B, contains 0.98 solar mass, and…
A: Mass of the dwarf planet = 0.98 solar mass = 1.96 * 1033 gm…
Q: A Spinning Star has a period of rotation of T. Over a period of a million years, its radius…
A: Write the expression for the initial period of the given star, and solve for its initial angular…
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: Given the location marked with the dot on the star's radial velocity curve, at what location (A, B,…
A: The revolution of earth is considered as simple harmonic motion.
Q: You observe the H-alpha line of Hydrogen in a distant galaxy to have a wavelength of 918.4 nm. What…
A: The observed wavelength of a H-α line is 656.28nm. The radial velocity is given by
Q: The density of Sirius B is 2×106 g/cm3 and its mass is 1.95×1030 kg. What is the radius of the white…
A: The given data are: ρ=2×106 g/cm3=2×109 kg/m3m=1.95×1030 kg Here, ρ and m represent the density and…
Q: If star A has an observed flux that is 1 million times larger than star B, what is the magnitude…
A: Let the flux observed from the star A is BA and the star B is BB. Then Relative brightness can be…
Q: Direction: Read the setting on the following 0.001 millimeter vernier - micrometer scale (metric…
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Q: For a circular velocity profile of the type (r) = ar¹/9, where a is a constant and r is the radial…
A: Step 1: Step 2: Step 3: Step 4:
Q: Compute the maximum value of gravity anomaly in µGal over a buried sphere from the following data:…
A: gz=GMSzx2+z232 ∂g =GΔmd2 d=11 m =1100 cm Δm= V Δρ= 43πr3Δρ Δm = 52.35 x106 g/cm3
Q: What is sankey diagram?
A: A Sankey diagram is a kind of flow diagram. In Sankey diagrams, the width of the arrows is…
Q: Why are the Hll regions around 0 stars generally larger than those around B stars?
A: HII region is the interstellar region where atomic hydrogen is ionized. It is a cloud of partially…
Q: A distant galaxy has an apparent magnitude of 13 and is 5,000 kpc away. What is its absolute…
A: Apparent Magnitude The apparent magnitude of a star or a galaxy is the measure of how bright the…
Q: White Dwarf Size II. The white dwarf, Sirius B, contains 0.98 solar mass, and its density is about 2…
A: It is given that, M=0.98 solar mass=0.98×1.989×1030 kg=1.95×1030 kgρ=2×106 g/cm3=2×106×103…
Q: The Tully-Fischer method relies on being able to relate the mass of a galaxy to its rotation…
A: Given: Distance of galactic center of Milky way r = 50 kpc r=50kpc3.086×1019m1kpc=154.3×1019m.…
Q: You observe the H-beta line of Hydrogen in a distant galaxy to have a wavelength of 558.9 nm. What…
A: The equation for the radial velocity of the galaxy is,
Q: The Algol binary system consists of a 3.7 Msun star and a 0.8 Msun star with an orbital period of…
A: Given Mass of the sun M1 = 3.7 Msun Mass of the sun M2 = 0.8 Msun Orbital period (p) = 2.87…
Q: Oscillations and pulsations (periodic and quasi-periodic) can be observed on the Sun, both on the…
A: In this question we are given that oscillations and pulsations can be observed on the sun, both on…
Q: The Algol binary system consists of a 3.7 Msun star and a 0.8 Msun star with an orbital period of…
A: Given: The first mass is M1=3.7 Msun. The second mass is M2=0.8 Msun. The orbital period is p=2.87…
Q: If a star has a radial velocity of 25 km/sec and a transverse velocity of 60 km/sec what is the…
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Q: What does a quarter wavelength look like , like theta/4
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Q: Using the center-of-mass equations or the Center of Mass Calculator (under Binary-Star Basics,…
A: Given: In this question, the given details are Consider the star 1 has m1=3.4 solar masses, and the…
Q: Use this table of magnitudes to determine the following. (a) What is the ratio of the distance to…
A: According to question this is given that Diameter of the Milky Way galaxy dMW=1021meters approx…
Q: The center of our Galaxy is about 7500 parsecs from Earth. What would be the parallax angle of a…
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Q: You've just discovered a new X-ray binary, which we will call Hyp-X1 ("Hyp" for hypothetical). The…
A: Given: Separation of the stars d = 21 million km On converting into meter, d = 21×106×103 m d =…
Q: The figure below shows the radial velocity of a star plotted as a function of time over the course…
A: The radial velocity is a function of time, and also the radial velocity varies simple harmonically…
Q: The rate at which a nebular cloud rotates increases as the cloud collapses to form systems of stars…
A:
Q: using the center of mass equations or the Center of Mass Calculator (under Binary Star Basics,…
A: Given: In this question, the given details are, To investigate a specific binary-star system by…
Q: Q8// Show that our definition of magnitudes has the following property: If we have three stars with…
A:
Q: For a circular velocity profile of the type (r) = ar¹ ar1/9, where a is a constant and r is the…
A:
What is the FWHM of this curve?
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