| Radio vs. Optical |
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| • | What
are the relative |
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| advantages/disadvantages
of each? |
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| • | Radio has great velocity resolution. |
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| • | Radio sensitive to cool gas, beyond stars. |
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| • | Radio can map whole galaxy at once. |
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| • | Optical work used to be easier before VLA |
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| • | Optical work has, usually, better spatial |
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| resolution. |
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