Please find the coordinates of the star system Cen X-3 in the • equatorial coordinate system (give the right ascension in hours, minutes and sec- onds and declination in degrees, arcmin and arcsec) and in the • galactic coordinate system (in degrees).

Q: If the parallax angle of a star is 0.5", what is the star's distance in light years and kilometers?

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Q: 41 2N alcularte the distance x

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A: Solution: Calculate the velocity of the telescope using the following relation: v=2πrT  =2π0.387…

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A: Parallax is a method used to calculate the distance to astronomical objects like stars. Parallax is…

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A: The light-year is the unit of length, and it is used to represent the astronomical distance.

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A: The given data we have: Baseline: 1000km The parallax is to be measured at angles θ=1o,1',1''

Q: Please find the coordinates of the star system Cen X-3 in the • equatorial coordinate system (give…

A: Required : Coordinates of the star system Cen X-3.

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A: The parallax angle for a particular star is given as p=0.4 arcseconds

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A: Given: a (distance to center of galaxy in AU) = 1,717,914,439 AU P (suns orbital period in years) =…

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: If the parallax angle of a star is 0.5", what is the star's distance in light years and kilometers?

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Q: رہے dz dz O₂ Og a 4 a 1 8 A B VICTORY Bx By 11 В со 1 sin

A: Required  formulae for the shown vectors.

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Q: If a star has an apparent magnitude of 3.5 and an absolute magnitude of 5, how far away is it?

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Q: Apparent magnitude is the amount of light a star actually gives off O True O False

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Q: How many parsecs are there in 212 light-years?

A: We know that 1 light year = 0.3066 parsecs

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A: The idea behind parallax is that when the position of the observer changes, the more distant objects…

Q: Table 1: Outer region selected stars data Star Orbital radius of star Measured speed (x 10° m/s)…

A: It is given that,

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Q: Distinguish between eutectoid and eutectic terms a in binary system.

A: We have to give difference between eutectoid and eutectic  terms

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A: Answer- brightness and temperature The Hertzsprung - Russell diagram is a graph in which we plot…

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A: Apparent Magnitude The apparent magnitude of a star or a galaxy is the measure of how bright the…

Q: The sky map below shows the location of the planets and stars for August, 1997, as seen from LA.…

A: Answer:1) Celestial Equator-B2) Western Horizon-A3) Galactic Equator-D4) Ecliptic-EAnswer:1)…

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A: We have to solve for this expression

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A: Part a: Magnitude in astronomy is defined as an index for the brightness of a star and is denoted by…

Q: How many light years are in one parsec? (Use at least two significant figures)

A: Distance is Note:Convert the distance in units of .

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A: For this problem, it is required to convert the distance 24 Mpc into kilometers. It is given that, 1…

Q: athewise fur f< Vo use the WkP approx jmcetlon to a) write down the Soluhum in the three distinct…

A: The given potential is,

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A: We used the given formula,

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Q: 2. Consider two identical stars, A and B. Star B is 10 times farther away than star A. What is the…

A: Consider there are two identical stars A and B. Star B is 10 times farther than star A. So, we have…

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A: We need to find the distance from the earth to sun in metres because that is the SI unit of…

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A: If the apparent magnitude= 0.34 Then the formula for brightness= ∆I ΔI=1000.34/5ΔI=1000.345 =…

Q: 3. A Cepheid variable in the Andromeda galaxy has a period of 22 days and a mean apparent magnitude…

A: Given, Period P=22days Mean apparent magnitude m =19.5

Q: 2. The diameter of our Milky Way is roughly - 105 ly(light-year). Planet X at the edge of our Milky…

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Q: Calculate the number of miles in a light-year, using 1.86 105 mi/s as the speed of light. (Hint:…

A: Given data: The speed of light c = 1.86 × 105 miles/s No. of days in a year = 365 days

Q: )The apparent brightness of the Earth is inversely proportional to the square of the distance…

A: