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Астронет: Библиотека ГАИШ/Astronet К юбилею Рашида Алиевича Сюняева http://variable-stars.ru/db/msg/1188968/letters.html |
К статье "The interaction of the metagalactic ultraviolet background radiation with galaxies and the limit on the density of the intergalactic gas"
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| The distribution of neutral hydrogen in the Andromeda. The numbers correspond to the amount of neutral hydrogen in the line of sight in units of 1020 atoms cm-2. The heavy ellipse is the 25.0 mag (arc sec)-2 optical isophote. |
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| The distribution of neutral hydrogen in the Magellanic system. The contour unit is 1020 atoms cm-2. |
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| The distribution of neutral hydrogen in the NGC 4631-4656 system. The contour unit is 1020 atoms cm-2. |