Interstellar pioneer 10 EUV data: Possible constraints on the local interstellar parametersстатья
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Дата последнего поиска статьи во внешних источниках: 29 мая 2015 г.
Аннотация:The neutral hydrogen and proton densities of the local interstellar cloud are still not well known even after many decades of space research. There is, however, a lot of diagnostic data available to investigate these parameters. We have used one such data set, the Pioneer 10 (P10) Lyman Alpha data obtained between the heliocentric distances 20 to 45 AU, to estimate the local interstellar hydrogen and proton densities. We have used state of the art neutral-plasma and radiative transfer models for the interpretation of the P10 EUV data. The results are presented and possible constraints are discussed.