A panoramic landscape of the Sagittarius stream in Gaia DR2 revealed with the STREAMFINDER spyglass

25 Feb 2020 Ibata Rodrigo Bellazzini Michele Thomas Guillaume Malhan Khyati Martin Nicolas Famaey Benoit Siebert Arnaud

We present the first full six-dimensional panoramic portrait of the Sagittarius stream, obtained by searching for wide stellar streams in the Gaia DR2 dataset with the STREAMFINDER algorithm. We use the kinematic behavior of the sample to devise a selection of Gaia RR Lyrae, providing excellent distance measurements along the stream... (read more)

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  • ASTROPHYSICS OF GALAXIES