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wavelength &lambda = | aperture DA= |
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![]() The best telescopes are put where the seeing is good. Such places can get crowded ! |
Radio Wavelengths
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Infrared Wavelengths:The Spitzer Space Telescope
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Herschel Space Observatory |
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X-ray Wavelengths: The Chandra Space Telescope; XMM-Newton
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Microwaves: WMAP ; Planck
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![]() &Delta T = 10-4 K, by very informative ! |