Nomerotski, AndreiJirsa, JakubKulkov, SergeiMarcisovsky, MichalBernasconi, ErmannoBruschini, ClaudioBurri, SamuelCharbon, EdoardoMueninghoff, AaronVintskevich, StephenCrawford, JesseAbrahao, Raphael A.Martinez-Rincon, JulianStankus, Paul2025-01-262025-01-262025-01-25202310.1364/QUANTUM.2023.QM2B.42-s2.0-85191452940https://infoscience.epfl.ch/handle/20.500.14299/244906We describe a novel type of two-photon interferometer, capable of spectral binning, for quantum-assisted astrometry. We also demonstrated a single-photon spectrometer with spectral and timing resolutions of 0.1 nm and 50 ps, which can be used for this purpose. This work opens new possibilities in future astronomical measurements.falsetext::conference output::conference proceedings::conference paper