LEADER 01599nam 2200457I 450 001 9910713791503321 005 20210226094510.0 035 $a(CKB)5470000002503765 035 $a(OCoLC)1176350163 035 $a(EXLCZ)995470000002503765 100 $a20200722j199511 ua 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 14$aThe abundances of major elements in cas a and tycho supernova remnants $efinal report /$fP. Gorenstein 210 1$aGreenbelt, Maryland :$cNational Aeronautics and Space Administration, Goddard Space Flight Center,$dNovember 1995. 215 $a1 online resource (26 pages) $cillustrations (some color) 225 1 $aNASA/CR ;$v199987 300 $a"November 1995." 320 $aIncludes bibliographical references (pages 16-17). 517 $aAbundances of major elements in cas a and tycho supernova remnants 606 $aSpectroscopic analysis$2nasat 606 $aROSAT mission$2nasat 606 $aSatellite imagery$2nasat 606 $aOxygen$2nasat 606 $aSpaceborne telescopes$2nasat 615 7$aSpectroscopic analysis. 615 7$aROSAT mission. 615 7$aSatellite imagery. 615 7$aOxygen. 615 7$aSpaceborne telescopes. 700 $aGorenstein$b P.$01396923 712 02$aGoddard Space Flight Center, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910713791503321 996 $aThe abundances of major elements in cas a and tycho supernova remnants$93457874 997 $aUNINA