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The 25 pages that link to Angular resolution, each with the reason it gives.

• TelescopeRelated: It describes the fine detail a telescope can separate, subject to diffraction and observing conditions.

• Very Long Baseline InterferometryRelated: VLBI's exceptionally long baselines produce its defining fine angular resolution.

• Radio telescopeRelated: A radio telescope’s resolution depends on wavelength and effective aperture size.

• Event Horizon TelescopeRelated: The EHT’s Earth-sized baselines provide the resolution needed to separate horizon-scale features.

• Diffraction limitRelated: For telescopes, diffraction limits how closely two stars can appear while remaining separable.

• Aperture synthesisRelated: The array’s longest baselines set its finest attainable angular detail.

• Astronomical seeingRelated: Atmospheric blur sets a practical resolution floor for many ground-based observations.

• Radio interferometryRelated: Long baselines improve the angular resolution achievable at a given observing wavelength.

• Rayleigh criterionRelated: The Rayleigh criterion supplies one standard definition of this quantity.

• Observational astronomyRelated: It determines which celestial structures an observation can separate.

• Astronomical instrumentRelated: Resolution determines how finely an instrument can separate nearby celestial objects.

• Optical telescopeRelated: It measures whether a telescope can separate close celestial objects.

• BinocularsRelated: It limits how much fine detail the binoculars can resolve.

• Direct imagingRelated: A planet must be separated enough from its star to occupy distinguishable image structure.

• Angular diameterCompared with: Resolution is an instrument limit, not the object's apparent width.

• Newtonian telescopeRelated: Aperture and optical quality limit the detail a Newtonian can resolve.

• Extremely Large TelescopeRelated: The ELT’s large aperture can distinguish finer angular detail than smaller telescopes.

• Pixel densityRelated: It captures how a display’s density and viewing distance shape visible detail.

• Martin RyleRelated: Improving resolution was a central aim of Ryle’s interferometric instruments.

• South Pole TelescopeRelated: The telescope’s resolution helps separate cluster signals and measure microwave-background structure.

• Dobsonian telescopeRelated: A larger mirror can resolve finer detail when atmospheric seeing permits.

• Astronomical interferometerRelated: Interferometer baselines can improve this measure beyond a single telescope's aperture.

• Atacama Large Millimeter/submillimeter ArrayRelated: ALMA’s resolution depends strongly on the separations between its antennas.

• Robert BrownRelated: High angular resolution showed that Sagittarius A* was exceptionally compact.

• Minute and second of arcRelated: Arcseconds provide a common scale for comparing telescope and imaging resolution.