Statistics on 24 spiral galaxies having different observed arm locations using different arm tracers
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DOI: 10.1016/j.newast.2019.101337
Abstract: Abstract The density wave theory predicted some physical offsets among different tracers of star formation. To test this prediction, here we compiled data on 40 galaxies searched observationally for a physical offset between spiral arm… read more here.
Keywords: statistics spiral; arm tracers; spiral galaxies; spiral arm ... See more keywords