Astrophysics (Index)About

HI 4-Pi Survey

(HI4PI)
(HI map based upon EBHIS and GASS)

The HI 4-Pi Survey (HI4PI) is an astronomical survey producing an all-sky map of 21-cm-line indications of neutral atomic hydrogen, constructed with data collected in the Galactic All-sky Survey (GASS) and the Effelsberg-Bonn HI Survey (EBHIS).

(survey,Milky Way,HI,all sky)
Further reading:
http://cade.irap.omp.eu/dokuwiki/doku.php?id=hi4pi
https://ui.adsabs.harvard.edu/abs/2016A%26A...594A.116H/abstract
https://lambda.gsfc.nasa.gov/product/foreground/fg_hi4pi_info.cfm
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