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astro-ph.IM2025
KDP as a thermal blocking filter -- Deep near IR observations with a warm narrow band filter
J. K. M. Viuho, A. A. Djupvik, A. N. Sørensen +5
Ground-based astronomy suffers from strong atmospheric line- and thermal continuum emission, at the near infrared (NIR, 0.7-1.1m), and short-wave infrared (SWIR, 1.1-2.5m) wa…
astro-ph.IM2025
Detection of binary companions below the diffraction limit with lucky imaging
Miguel A. Cagigas, R. Clavero, Manuel P. Cagigal +10
We provide a technique for resolving intermediate-separation binaries stars with medium-sized telescopes (i.e. diameter less than or equal to 2.5 m) at wavelengths around 825 nm in…