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Space agencies are "actively" monitoring 2024 YR4, the asteroid over 50 meters that could impact Earth in 2032
The Institute of Astrophysics of the Canary Islands is studying it with the 10-meter Gran Telescopio Canarias (GTC) and the Transient Survey Telescope (TST) of one meter, among others.
JSTOR Daily3y
MEGARA Optics: Sub-aperture Stitching Interferometry for Large Surfaces
MEGARA is a new spectrograph for the Gran Telescopio Canarias (GTC). It offers a resolution between 6000 and ... field unit and a set of robots for multi-object spectroscopy at the telescope focal ...