{"id":682,"date":"2019-04-08T16:53:52","date_gmt":"2019-04-08T16:53:52","guid":{"rendered":"http:\/\/aptog.com\/?p=682"},"modified":"2019-04-08T16:58:37","modified_gmt":"2019-04-08T16:58:37","slug":"31345-1998-pg-a-binary-near-earth-asteroid","status":"publish","type":"post","link":"https:\/\/aptog.com\/?p=682","title":{"rendered":"(31345) 1998 PG: A BINARY NEAR-EARTH ASTEROID?"},"content":{"rendered":"<p><a href=\"http:\/\/aptog.com\/wp-content\/uploads\/2019\/04\/2019MPBu___46___55W.pdf\">(31345) 1998 PG: A BINARY NEAR-EARTH ASTEROID?<\/a><\/p>\n<p>Photometric observations of the near-Earth asteroid\u00a0(31345) 1998 PG by Pravec et al. (2000) found a\u00a0rotation period of 2.51620 h. Also found was a\u00a0secondary period of 7.0035 h, or the double-period of\u00a014.007 h, possibly indicating an additional body in the\u00a0system.<\/p>\n<p>An extended campaign by the authors in 2018\u00a0lead to a similar primary period of 2.5168 h. However,\u00a0instead of a 7-hour secondary period, one of about 16\u00a0hours was found with the lightcurve showing apparent\u00a0mutual events (occultations and\/or eclipses).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>(31345) 1998 PG: A BINARY NEAR-EARTH ASTEROID? Photometric observations of the near-Earth asteroid\u00a0(31345) 1998 PG by Pravec et al. (2000) found a\u00a0rotation period of 2.51620 h. Also found was a\u00a0secondary period of 7.0035 h, or the double-period of\u00a014.007 h, possibly indicating an additional body in the\u00a0system. An extended campaign by the authors in 2018\u00a0lead to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7],"tags":[22,23,24],"class_list":["post-682","post","type-post","status-publish","format-standard","hentry","category-papers-and-letters","tag-22","tag-binary-asteroid","tag-t150-osn"],"acf":[],"_links":{"self":[{"href":"https:\/\/aptog.com\/index.php?rest_route=\/wp\/v2\/posts\/682","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aptog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aptog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aptog.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aptog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=682"}],"version-history":[{"count":5,"href":"https:\/\/aptog.com\/index.php?rest_route=\/wp\/v2\/posts\/682\/revisions"}],"predecessor-version":[{"id":688,"href":"https:\/\/aptog.com\/index.php?rest_route=\/wp\/v2\/posts\/682\/revisions\/688"}],"wp:attachment":[{"href":"https:\/\/aptog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aptog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aptog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}