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Interferometers vs. single dishes |
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![]() | ![]() | The formula for |
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![]() | ![]() | A single dish with the same effective area as the pair of interferometer antenna, but otherwise exactly the same instrumental setup, would perform better by a factor of |
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![]() | ![]() | However, interferometers can get close to compensating for this disadvantage. |
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![]() | ![]() | The full formula for the imaging sensitivity of an interferometer is |
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![]() | ![]() | For large numbers of N, this term approaches |
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