ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The National Radio Astronomy Observatory three-element interferometer was used at frequencies of 2.695 and 8.085 GHz, between January 1 and July 3, 1973, to synthesise areas of 18' x 18' and 6' x 6' respectively, centred at a-=22 h 33min 48.0s, 5-33 41' 00" (1950) near Stephan's Quintet. ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/253176a0
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