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Einteilung der VL

Wim de Boer, Karlsruhe Kosmologie VL, 8.11.2012

Wim de Boer, Karlsruhe Kosmologie VL, 8.11.2012

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Hubble Diagramm aus SN Ia DatenAbstand aus dem HubbleschenGesetz mit neg. Bremsparameterq 0 =-0.6 und H=0.7 (100 km/s/Mpc)z=1-> r=c/H(z+1/2(1-q 0 )z 2 )=3.10 8 /(0.7x10 5 )(1+1/2(1+0.6) Mpc= 7 GpcOhne Beschleunigung: q 0 =0.5:3.10 8 /(0.7x10 5 )(1+1/2(1-0.5) Mpc= 5,4 GpcAbstand aus SNe Ia Helligkeit mmit absoluter Helligkeit M=-19.6:m=24.65 und log d=(m-M+5)/5) ->log d=(24.65-19.6+5)/5=9.85 ->d = 7.1 GpcWim de Boer, Karlsruhe Kosmologie <strong>VL</strong>, 8.11.2012 11

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