Mr. Gianni Popko Profile

Gianni Popko

at Columbia Univ.

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Publications (2)

Proceedings Article | 18 July 2024 Poster + Paper

Stacks, maps, and all that CHaS: refined image processing methods to map the nearby universe with the Circumgalactic H-alpha Spectrograph

Ignacio Cevallos-Aleman, David Schiminovich, Meghna Sitaram, Nicole Melso, Barbara Cruvinel Santiago, Nazende Kerkeser, Gianni Popko, Mia Yiannias

Proceedings Volume 13096, 1309643 (2024) https://doi.org/10.1117/12.3019501

KEYWORDS: Spectrographs, Microlens array, Fourier transforms, Galactic astronomy, Image processing, Bandpass filters, Microlens, Observatories, Lamps

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Proceedings Article | 18 July 2024 Poster + Paper

Blue notes of CHaS: an OIII/H-beta channel for the Circumgalactic H-alpha Spectrograph + other instrument upgrades

Meghna Sitaram, David Schiminovich, Ignacio Cevallos-Aleman, Nicole Melso, Bárbara Cruvinel Santiago, Brian Smiley, Skylar Bogdanowitsch, Nazende ipek Kerkeser, Madison Li, Gianni Popko, Mia Yiannias

Proceedings Volume 13096, 1309642 (2024) https://doi.org/10.1117/12.3019359

KEYWORDS: Tunable filters, Galactic astronomy, Optical gratings, Optical filters, Bandpass filters, Lens arrays, Spectrographs, Ionization

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