Answer to Parallax measurements of the variable star RR Lyrae. Parallax measurements of the variable star RR Lyrae indicate that it is located 230 pc from the Sun. Asimilar star observed in a globular cluster located far above the galactic plane appears 160,000 timesfainter than RR Lyrae.

This is considered to be the direc- Radius - tion to the center of the galaxy Longitude to center of the distribution degrees CTIVITY 25 R lyrae Stars and the Distance to the Center of the Culany 117 80 叶 240 300 270 Galactic longitude 0-360 degrees Distance from Sun in kiloparsecs FIGURE 25.5 9.

Science; Earth Sciences; Earth Sciences questions and answers; Question 411.5ptsWhich type of "standard candle" is used to determine distances to the most distant alaxies (billions of light-years away?)Type la SupernovaeCepheid variable starsRR Lyrae starsType II supernovae

Specific variable stars such as Cepheid and RR Lyrae stars can be used to accurately determine the stars ?()?????. Your solution’s ready to go! Enhanced with AI, our expert help has broken down your problem into an easy-to-learn solution you can count on.

Question: The Vera Rubin Telescope will start the Legacy Survey of Space and Time (LSST) in 2025. Thefinal limiting magnitude of the survey will be approximately V=27.(a) With a limiting magnitude of V=27, how far away (in kpc) would you be able to see an M dwarf star(MV=12), a main sequence turnoff star (MV=4.0), an RR Lyrae (MV=0.6), a Cephe

2] How far away is a RR Lyrae variable star if it has a period of 0.5 days and a brightness of 2.3 x 10^-11 W/m^2? Answer: 8.14 x 10^18 m, 860 ly Here’s the best way to solve it.

RR Lyrae. RR Lyrae / Cepheid. There are 2 steps to solve this one. Solution. Step 1. The star's class ...

Answer to Solved What is the name for the bright radio source at the | Chegg.com

Question: [2] How far away is a RR Lyrae variable star if it has a period of 0.5 days and a brightness of 2.3 x 104-11 W/m^2?

Given what you learned about RR Lyrae stars in Lab 5: Determine the average absolute magnitude (think average luminosity) of each. Record these to the nearest 0.01 magnitudes in Data Table 1 below. Calculate to distance to each. Record these to the nearest 0.01 kpc Data Table 1 below. Data Table 1: Globular Clusters (9 points)