{"id":4194,"date":"2021-03-01T08:44:00","date_gmt":"2021-03-01T07:44:00","guid":{"rendered":"https:\/\/www.rivistazoom.it\/?p=4194"},"modified":"2021-02-16T10:46:07","modified_gmt":"2021-02-16T09:46:07","slug":"lorenzo-respighi-importante-astronomo-italiano-dellottocento","status":"publish","type":"post","link":"https:\/\/www.rivistazoom.it\/index.php\/2021\/03\/01\/lorenzo-respighi-importante-astronomo-italiano-dellottocento\/","title":{"rendered":"LORENZO RESPIGHI, IMPORTANTE ASTRONOMO ITALIANO DELL&#8217;OTTOCENTO"},"content":{"rendered":"\n<p>Oggi parleremo di Lorenzo Respighi (Cortemaggiore, 1824 \u2013 Roma 1889), astronomo esperto di spettroscopia e di fisica solare.&nbsp;<\/p>\n\n\n\n<p>Le sue ricerche, che sono focalizzate sulla cosiddetta astronomia di posizione, gli consentono di studiare la scintillazione e di elaborare due cataloghi stellari (tra cui il catalogo delle declinazioni di 2.534 stelle). \u00c8 interessato, inoltre, all&#8217;osservazione dei pianeti e scopre tre nuove comete. Nel 1866 realizza importanti osservazioni sul cratere Linneo della Luna. Studia le variazioni del diametro del Sole.<\/p>\n\n\n\n<p>Ma il suo nome \u00e8 legato soprattutto alla spettroscopia. Respighi, che introduce l\u2019uso del prisma obiettivo nella spettroscopia delle stelle, \u00e8 infatti uno dei pionieri dell\u2019astrofisica italiana. Di grande interesse scientifico sono, in questo ambito, gli studi che compie sul Sole (sulla corona e sulle macchie) e sulle stelle. In particolare mette a punto un sistema, detto della \u201cfenditura allargata\u201d per lo studio della cromosfera del Sole.<\/p>\n\n\n\n<p>In foto il suo atto di battesimo.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"440\" src=\"https:\/\/www.rivistazoom.it\/wp-content\/uploads\/2021\/02\/battesimo-lorenzo-respighi-1024x440.png\" alt=\"\" class=\"wp-image-4195\" srcset=\"https:\/\/www.rivistazoom.it\/wp-content\/uploads\/2021\/02\/battesimo-lorenzo-respighi-1024x440.png 1024w, https:\/\/www.rivistazoom.it\/wp-content\/uploads\/2021\/02\/battesimo-lorenzo-respighi-300x129.png 300w, https:\/\/www.rivistazoom.it\/wp-content\/uploads\/2021\/02\/battesimo-lorenzo-respighi-768x330.png 768w, https:\/\/www.rivistazoom.it\/wp-content\/uploads\/2021\/02\/battesimo-lorenzo-respighi.png 1417w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-right\">Articolo a cura di Lorenzo Cirelli<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Oggi parleremo di Lorenzo Respighi (Cortemaggiore, 1824 \u2013 Roma 1889), astronomo esperto di spettroscopia e di fisica solare.&nbsp; Le sue<\/p>\n<div class='the_champ_sharing_container the_champ_vertical_sharing the_champ_hide_sharing the_champ_bottom_sharing' style='width:44px;left: -10px;top: 100px;-webkit-box-shadow:none;box-shadow:none;' data-super-socializer-href=\"https:\/\/www.rivistazoom.it\"data-super-socializer-no-counts=\"1\"><div class=\"the_champ_sharing_ul\"><a style=\"font-size:24px!important;box-shadow:none;display:inline-block!important;font-size: 16px;padding: 0 4px;vertical-align:middle;display:inline;\" class=\"theChampSharingRound\"><span class=\"the_champ_square_count\">&nbsp;<\/span><div style=\"width:70px;height:35px;margin-bottom:9px !important;\" title=\"Total Shares\" class=\"theChampSharing theChampTCBackground\"><\/div><\/a><a class=\"the_champ_facebook\" 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