Astronomicheskaya Nauchnaya Kartinka Dnya
za 10 iyunya 2003.
Glubokoe nablyudenie skopleniya galaktik v Persee na Chandre
10.06.2003 17:50 | M. E. Prohorov/GAISh, Moskva
Chandra (Chandra) - kosmicheskaya observatoriya, nablyudayushaya v myagkom rentgenovskom diapazone (ot 0.3 do 7 keV). Termin glubokoe nablyudenie oznachaet ochen' dolguyu ekspoziciyu, v dannom sluchae - 200 000 s, t.e. dva s polovinoi dnya. Ob'ektom nablyudeniya byl centr skopleniya galaktik v sozvezdii Perseya (A426), gde nahoditsya gigantskaya central'naya galaktika NGC 1275.