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Tagged with velocity astrophysics
3
questions
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The preferred way of binning (classifying) data for galaxy snapshots in Python
Let's say I have a galaxy snapshot that I load with some package (pynbody etc) and I store my spatial coordinates of stars in the galaxy in x, y, z arrays and also velocity in array vz. Now I want to ...
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What is the fastest a galaxy or other body has been measured to (or can) travel?
Our solar system travels at an average speed of 515,000 mph and our galaxy at 1.3 million mph through space. What is the fastest moving body in space recorded and the fastest can a black hole or ...
6
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Calculating obital velocity from radial velocity
I'm not really a physicist so I don't know if it's possible to get the real orbital velocity of a star from its radial velocity. I'm working on a paper for school and I want to get the mean velocity ...