{"id":444553,"date":"2026-05-12T06:58:19","date_gmt":"2026-05-12T06:58:19","guid":{"rendered":"https:\/\/www.newsbeep.com\/ie\/444553\/"},"modified":"2026-05-12T06:58:19","modified_gmt":"2026-05-12T06:58:19","slug":"microlensing-event-at-ogle-2013-blg-0341-hubble-image","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/ie\/444553\/","title":{"rendered":"Microlensing Event at OGLE-2013-BLG-0341 (Hubble Image)"},"content":{"rendered":"<p>A follow-up observation by NASA&#8217;s <a href=\"https:\/\/science.nasa.gov\/mission\/hubble\/\" rel=\"nofollow noopener\" target=\"_blank\">Hubble Space Telescope<\/a> shows a field containing a microlensing event that was captured by the Optical Gravitational Lensing Experiment (OGLE) in 2013. This provides an example of how a Hubble image could be used to analyze future microlensing events spotted by NASA&#8217;s Nancy Grace Roman Space Telescope.<\/p>\n<p>In gravitational microlensing, the gravity of a foreground object acts as a lens, magnifying and distorting the light of a background star when the two objects align in the sky.<\/p>\n<p>About the ObjectR.A. Position<\/p>\n<p>R.A. PositionRight ascension \u2013 analogous to longitude \u2013 is one component of an object&#8217;s position.<\/p>\n<p>17:52:07.49\u00a0<\/p>\n<p>Dec. Position<\/p>\n<p>Dec. PositionDeclination \u2013 analogous to latitude \u2013 is one component of an object&#8217;s position.<\/p>\n<p>-29:50:46.0<\/p>\n<p>Constellation<\/p>\n<p>ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.<\/p>\n<p>Sagittarius<\/p>\n<p>Distance<\/p>\n<p>DistanceThe physical distance from Earth to the astronomical object. Distances within our solar system are usually measured in Astronomical Units (AU). Distances between stars are usually measured in light-years. Interstellar distances can also be measured in parsecs.<\/p>\n<p>The center of our galaxy is about 26,000 light-years away<\/p>\n<p>Dimensions<\/p>\n<p>DimensionsThe physical size of the object or the apparent angle it subtends on the sky.<\/p>\n<p>This image is 1.3 arcminutes across.<\/p>\n<p>About the DataData Description<\/p>\n<p>Data DescriptionProposal: A description of the observations, their scientific justification, and the links to the data available in the science archive.<br \/>Science Team: The astronomers who planned the observations and analyzed the data. &#8220;PI&#8221; refers to the Principal Investigator.<\/p>\n<p>These images were created with Hubble data from proposal: <a href=\"https:\/\/archive.stsci.edu\/proposal_search.php?mission=hst&amp;id=17776\" rel=\"nofollow noopener\" target=\"_blank\">17776<\/a> (S. Terry).<\/p>\n<p>Instrument<\/p>\n<p>InstrumentThe science instrument used to produce the data.<\/p>\n<p>WFC3\/UVIS<\/p>\n<p>Exposure Dates<\/p>\n<p>Exposure DatesThe date(s) that the telescope made its observations and the total exposure time.<\/p>\n<p>29 March 2025<\/p>\n<p>Filters<\/p>\n<p>FiltersThe camera filters that were used in the science observations.<\/p>\n<p>F606W, F814W<\/p>\n","protected":false},"excerpt":{"rendered":"A follow-up observation by NASA&#8217;s Hubble Space Telescope shows a field containing a microlensing event that was captured&hellip;\n","protected":false},"author":2,"featured_media":444554,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[1760,1508,61,60,21991,82,247,3212,21993],"class_list":["post-444553","post","type-post","status-publish","format-standard","has-post-thumbnail","category-space","tag-gravitational-lensing","tag-hubble-space-telescope","tag-ie","tag-ireland","tag-nancy-grace-roman-space-telescope","tag-science","tag-space","tag-stars","tag-the-milky-way"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/posts\/444553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/comments?post=444553"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/posts\/444553\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/media\/444554"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/media?parent=444553"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/categories?post=444553"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ie\/wp-json\/wp\/v2\/tags?post=444553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}