Äîêóìåíò âçÿò èç êýøà ïîèñêîâîé ìàøèíû. Àäðåñ îðèãèíàëüíîãî äîêóìåíòà : http://www.eso.org/public/news/eso9620/
Äàòà èçìåíåíèÿ: Unknown
Äàòà èíäåêñèðîâàíèÿ: Sun Apr 10 02:58:25 2016
Êîäèðîâêà: IBM-866
Ïîèñêîâûå ñëîâà: âå÷íûé êàëåíäàðü
Spectrum of Comet Hyakutake (3000-8000 A) | ESO