Echinoc\u0163iul de toamn\u0103 din 2019 are loc luni, 23 septembrie, la ora 10:50, reprezent\u00e2nd \u00eenceperea toamnei astronomice. De ast\u0103zi, ziua continu\u0103 s\u0103 scad\u0103 treptat, urm\u00e2nd ca noaptea s\u0103 devin\u0103 din ce \u00een ce mai lung\u0103, p\u00e2n\u0103 la solsti\u0163iul de iarn\u0103, ce va avea loc \u00een 22 decembrie, potrivit Observatorului Astronomic \u201eAmiral Vasile Urseanu\u201d.<\/p>\n\n\n\n
\u00cen momentul echinoc\u0163iului de toamn\u0103, longitudinea astronomic\u0103 a Soarelui atinge valoarea de 180\u00b0. De asemenea, ast\u0103zi, ziua \u015fi noaptea sunt egale, datorit\u0103 faptului c\u0103 Soarele se afl\u0103 pe ecuatorul ceresc. Excep\u0163ie fac zonele polare, la Polul Nord \u00eencep\u00e2nd lunga noapte polar\u0103, iar la Polul Sud Soarele va fi prezent deasupra orizontului timp de \u015fase luni.\u00a0<\/p>\n\n\n\n
Punctul echinoc\u0163iului de toamn\u0103, numit \u015fi “punct autumnal”, se afl\u0103 pe sfera cereasc\u0103 la intersec\u0163ia eclipticii (ce reprezint\u0103 proiec\u0163ia pe sfera cereasc\u0103 a planului orbitei P\u0103m\u00e2ntului) cu ecuatorul ceresc, pe care Soarele \u00eel traverseaz\u0103 la aceast\u0103 dat\u0103, trec\u00e2nd din emisfera nordic\u0103 a sferei cere\u015fti \u00een cea sudic\u0103. <\/p>\n\n\n\n
Astfel, \u00een cadrul echinoc\u0163iului, Soarele r\u0103sare \u015fi apune exact \u00een punctele cardinale est-vest. <\/p>\n\n\n\n
\u00cen Rom\u00e2nia, Soarele va putea fi observat la amiaz\u0103 la o \u00een\u0103l\u0163ime de 45\u00b0, reprezint\u00e2nd jum\u0103tatea distan\u0163ei unghiulare dintre zenit \u015fi orizont. Data de 22 septembrie marcheaz\u0103, \u00een emisfera sudic\u0103 a P\u0103m\u00e2ntului, \u00eenceputul prim\u0103verii. <\/p>\n\n\n\n
De ast\u0103zi, durata zilelor va continua s\u0103 scad\u0103, iar cea a nop\u0163ilor s\u0103 creasc\u0103, p\u00e2n\u0103 la data de 22 decembrie, la ora 06:19, c\u00e2nd va avea loc solsti\u0163iului de iarn\u0103.<\/p>\n\n\n\n
V\u0103 reamintim c\u0103 trecerea la ora de iarn\u0103 \u00een 2019 se va face \u00een noaptea de 26 spre 27 octombrie, c\u00e2nd ora 4:00 va deveni ora 3:00.<\/p>\n","protected":false},"excerpt":{"rendered":"
Echinoc\u0163iul de toamn\u0103 din 2019 are loc luni, 23 septembrie, la ora 10:50, reprezent\u00e2nd \u00eenceperea toamnei astronomice. De ast\u0103zi, ziua<\/p>\n","protected":false},"author":1,"featured_media":54711,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":"","jetpack_publicize_message":""},"categories":[6],"tags":[],"class_list":["post-54707","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-social"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/realitatearutiera.ro\/wp-content\/uploads\/2019\/09\/echinoctiu-si-solstitiu.jpg?fit=499%2C419&ssl=1","jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p61naM-een","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts\/54707","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=54707"}],"version-history":[{"count":1,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts\/54707\/revisions"}],"predecessor-version":[{"id":54712,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts\/54707\/revisions\/54712"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/media\/54711"}],"wp:attachment":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=54707"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=54707"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=54707"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}