Artdavidsen

(2002 TM349 )
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NOW @ 1 VIR 24

Discovery Chart

10.10.2002 00:00 Apache Point 24e45 59n26 observations 1


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Arthur F. Davidsen (1944-2001), a pioneer in the field of ultraviolet spectroscopy, obtained the first ultraviolet spectrum of a quasar and made early measurements of neutral hydrogen in the intergalactic medium.


Avastatud: 10-10-2002 Avastamiskoht: Apache Point Avastajad: Sloan Digital Sky Survey

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