 Mutsara 1: Yokutanga kana kuti narrow system ine mitsetse tsvuku ye O III nezvimwe zvinhu zvine ionized pa redshift ye z 0,712. Mutsara 2: Yokutanga kana kuti tsvuku gadziriro inoumbwa nemitsetse yakatetepa ye O III nezvimwe zvinhu zvine ionized pa redshift z 0.712. Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?Kwete 