Место издания:CZECH ACAD SCI Czech. Acad. Sci. Prague
Первая страница:29
Последняя страница:29
Аннотация:Anomalous distribution of Na I (5896 A) emission in the head of bright comet Mrkos 1957d/1957V is theoretically explained by cooling of cometary dust (the source of metal atoms) with the flow of cryogenic gas from the comet nucleus.