Waiting for answer This question has not been answered yet. You can hire a professional tutor to get the answer.
Assuming that these spectral lines correspond to the 656.46-nm hydrogen line in the rest frame, estimate the speed of the center of mass of the...
Assuming that these spectral lines correspond to the 656.46-nm hydrogen line in the rest frame, estimate the speed of the center of mass of the binary system.Express your answer in kilometers per second to three significant figures.