{"id":387,"date":"2016-10-15T16:40:55","date_gmt":"2016-10-15T07:40:55","guid":{"rendered":"http:\/\/jupiter.kyoto-svp.com\/?p=387"},"modified":"2016-10-15T16:42:50","modified_gmt":"2016-10-15T07:42:50","slug":"2016-10-15%ef%bc%9a10%e6%9c%8819%e6%97%a5%e3%81%ae%e8%bb%8c%e9%81%93%e5%a4%89%e6%9b%b4%e3%82%92%e5%bb%b6%e6%9c%9f%ef%bc%81","status":"publish","type":"post","link":"https:\/\/jupiter.kyoto-svp.com\/?p=387","title":{"rendered":"2016.10.15\uff1a10\u670819\u65e5\u306e\u8ecc\u9053\u5909\u66f4\u3092\u5ef6\u671f\uff01"},"content":{"rendered":"<p><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<script>\n  (adsbygoogle = window.adsbygoogle || []).push({\n    google_ad_client: \"ca-pub-7449767836059688\",\n    enable_page_level_ads: true\n  });\n<\/script><\/p>\n<div class=\"caption\">This artist&#8217;s rendering shows NASA&#8217;s Juno spacecraft making one of its close passes over Jupiter.<\/div>\n<div class=\"credits\">Credits: NASA\/JPL-Caltech<\/div>\n<div class=\"credits\" style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">NASA\u306e\u6728\u661f\u63a2\u67fb\u6a5f\u30b8\u30e5\u30ce\u30fc\u304c\u6728\u661f\u306b\u63a5\u8fd1\u3057\u3066\u3044\u308b\u69d8\u5b50\u3092\u30c7\u30b6\u30a4\u30ca\u30fc\u304c\u63cf\u3044\u305f\u30a4\u30e9\u30b9\u30c8\uff08\u60f3\u50cf\u56f3\uff09<\/span><\/div>\n<div class=\"credits\" style=\"padding-left: 30px;\"><\/div>\n<h3 class=\"credits\"><span style=\"color: #0000ff;\">\u8a33\u8005\u6ce8\uff1a<\/span><\/h3>\n<div class=\"credits\"><span style=\"color: #0000ff;\">NASA\u306f\u3001\u6728\u661f\u63a2\u67fb\u6a5f\u30b8\u30e5\u30ce\u30fc\u306e\u8ecc\u9053\u5909\u66f4\u30922016\u5e7410\u670819\u65e5\u304b\u308912\u670811\u65e5\u306b\u5ef6\u671f\u3059\u308b\u3068\u767a\u8868\u3057\u307e\u3057\u305f\u3002<\/span><\/div>\n<div class=\"credits\"><span style=\"color: #0000ff;\">\u30e1\u30a4\u30f3\u30a8\u30f3\u30b8\u30f3\u5674\u5c04\u306e\u305f\u3081\u306e\u30d8\u30ea\u30a6\u30e0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u306e2\u672c\u306b\u4f55\u3089\u304b\u306e\u30c8\u30e9\u30d6\u30eb\u304c\u3042\u308b\u3088\u3046\u3067\u3059\u3002<\/span><\/div>\n<div class=\"credits\"><span style=\"color: #0000ff;\">10\u670819\u65e5\u306e\u6728\u661f\u63a5\u8fd1\u6642\u306f\u3001\u8ecc\u9053\u5909\u66f4\u3092\u512a\u5148\u3059\u308b\u305f\u3081\u89b3\u6e2c\u3092\u9650\u5b9a\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/span><\/div>\n<div class=\"credits\"><span style=\"color: #0000ff;\">\u3057\u304b\u3057\u8ecc\u9053\u5909\u66f4\u304c\u5ef6\u671f\u3068\u306a\u3063\u305f\u306e\u3067\u30b8\u30e5\u30ce\u30fc\u642d\u8f09\u306e\u3059\u3079\u3066\u306e\u89b3\u6e2c\u6a5f\u5668\u3092\u52d5\u4f5c\u3055\u305b\u3066\u89b3\u6e2c\u3092\u5b9f\u65bd\u3059\u308b\u3068\u4f1d\u3048\u3066\u3044\u307e\u3059\uff08\u305d\u306e\u3053\u3068\u306b\u3064\u3044\u3066\u306f\u6717\u5831\u3067\u3082\u3042\u308a\u307e\u3059\u306d\uff09\u3002<\/span><\/div>\n<div class=\"credits\"><\/div>\n<div class=\"credits\">\n<hr \/>\n<p><strong>\u30aa\u30ea\u30b8\u30ca\u30eb\u8a18\u4e8b\u5168\u6587\uff1a <a href=\"http:\/\/www.nasa.gov\/feature\/jpl\/mission-prepares-for-next-jupiter-pass\" target=\"_blank\">Mission Prepares for Next Jupiter Pass<\/a><\/strong><\/p>\n<p>JUNO MISSION STATUS<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">\u30b8\u30e5\u30ce\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u306e\u73fe\u72b6<\/span><\/p>\n<p>Mission managers for NASA\u2019s Juno mission to Jupiter have decided to postpone the upcoming burn of its main rocket motor originally scheduled for Oct. 19. This burn, called the period reduction maneuver (PRM), was to reduce Juno\u2019s orbital period around Jupiter from 53.4 to 14 days. The decision was made in order to further study the performance of a set of valves that are part of the spacecraft\u2019s fuel pressurization system. The period reduction maneuver was the final scheduled burn of Juno\u2019s main engine.<\/p>\n<\/div>\n<div class=\"credits\" style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">NASA\u306e\u6728\u661f\u3078\u306e\u30b8\u30e5\u30ce\u30fc\u30df\u30c3\u30b7\u30e7\u30f3\u306e\u30df\u30c3\u30b7\u30e7\u30f3\u30de\u30cd\u30fc\u30b8\u30e3\u306f\u3001\u3082\u3068\u3082\u306810\u670819\u306b\u8a08\u753b\u3055\u308c\u3066\u3044\u305f\u30e1\u30a4\u30f3\u30ed\u30b1\u30c3\u30c8\u306e\u5674\u5c04\u3092\u5ef6\u671f\u3059\u308b\u3053\u3068\u3092\u6c7a\u5b9a\u3057\u307e\u3057\u305f\u3002\u3053\u306ePRM\u3068\u547c\u3076\u8ecc\u9053\u5468\u671f\u524a\u6e1b\u306e\u8ecc\u9053\u5909\u66f4\u306f\u3001\u30b8\u30e5\u30ce\u30fc\u304c\u6728\u661f\u3092\u5468\u56de\u3059\u308b\u8ecc\u9053\u309253.4\u65e5\u304b\u308914\u65e5\u306b\u524a\u6e1b\u3059\u308b\u3082\u306e\u3067\u3057\u305f\u3002\u3053\u306e\u6c7a\u5b9a\u3067\u306f\u3001\u63a2\u67fb\u6a5f\u306e\u71c3\u6599\u306e\u52a0\u5727\u30b7\u30b9\u30c6\u30e0\u306e\u4e00\u90e8\u3067\u3042\u308b\u30d0\u30eb\u30d6\u306e\u30bb\u30c3\u30c8\u306e\u72b6\u614b\u3092\u8abf\u3079\u308b\u3053\u3068\u3082\u8a08\u753b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5468\u671f\u524a\u6e1b\u306e\u8ecc\u9053\u5909\u66f4\u306f\u30b8\u30e5\u30ce\u30fc\u306e\u30e1\u30a4\u30f3\u30a8\u30f3\u30b8\u30f3\u306e\u6700\u7d42\u7684\u306a\u5674\u5c04\u3068\u3057\u3066\u8a08\u753b\u3055\u308c\u3066\u3044\u305f\u3082\u306e\u3067\u3057\u305f\u3002<\/span><\/div>\n<div class=\"credits\">\n<p>&#8220;Telemetry indicates that two helium check valves that play an important role in the firing of the spacecraft\u2019s main engine did not operate as expected during a command sequence that was initiated yesterday,\u201d said Rick Nybakken, Juno project manager at NASA&#8217;s Jet Propulsion Laboratory in Pasadena, California. \u201cThe valves should have opened in a few seconds, but it took several minutes. We need to better understand this issue before moving forward with a burn of the main engine.\u201d<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">\u300c\u6628\u65e5\u304b\u3089\u59cb\u3081\u305f\u30c6\u30ec\u30e1\u30c8\u30ea\u30fc\u3067\u3001\u63a2\u67fb\u6a5f\u306e\u30e1\u30a4\u30f3\u30a8\u30f3\u30b8\u30f3\u306e\u5674\u5c04\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u30592\u3064\u306e\u30d8\u30ea\u30a6\u30e0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u304c\u60f3\u5b9a\u3057\u305f\u3088\u3046\u306b\u4f5c\u52d5\u3057\u306a\u304b\u3063\u305f\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u300d\u3068\u3001\u30ab\u30ea\u30d5\u30a9\u30eb\u30cb\u30a2\u5dde\u30d1\u30b5\u30c7\u30ca\u306b\u3042\u308bNASA\u306e\u30b8\u30a7\u30c3\u30c8\u63a8\u9032\u7814\u7a76\u6240\u306e\u30b8\u30e5\u30ce\u30fc\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3067\u3042\u308b\u30ea\u30c3\u30af\u30fb\u30cb\u30d0\u30c3\u30b1\u30f3\u306f\u8a00\u3044\u307e\u3057\u305f\u3002\u300c\u30d0\u30eb\u30d6\u306f\u6570\u79d2\u3067\u958b\u304b\u308c\u308b\u306f\u305a\u3060\u3063\u305f\u306e\u3067\u3059\u304c\u6570\u5206\u304b\u304b\u308a\u307e\u3057\u305f\u3002\u79c1\u305f\u3061\u306f\u30e1\u30a4\u30f3\u30a8\u30f3\u30b8\u30f3\u306e\u5674\u5c04\u3092\u59cb\u3081\u308b\u524d\u306b\u3001\u3053\u306e\u554f\u984c\u3092\u30af\u30ea\u30a2\u306b\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u300d<\/span><\/p>\n<\/div>\n<div class=\"credits\">\n<p>After consulting with Lockheed Martin Space Systems of Denver and NASA Headquarters, Washington, the project decided to delay the PRM maneuver at least one orbit. The most efficient time to perform such a burn is when the spacecraft is at the part of its orbit which is closest to the planet. The next opportunity for the burn would be during its close flyby of Jupiter on Dec. 11.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">\u30c7\u30f3\u30d0\u30fc\u306b\u3042\u308b\u30ed\u30c3\u30ad\u30fc\u30c9\u30fb\u30de\u30fc\u30c1\u30f3\u5b87\u5b99\u30b7\u30b9\u30c6\u30e0\u3068\u30ef\u30b7\u30f3\u30c8\u30f3\u306b\u3042\u308bNASA\u306e\u672c\u90e8\u3067\u76f8\u8ac7\u3057\u305f\u5f8c\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\u5c11\u306a\u304f\u3068\u30821\u8ecc\u9053\u306fPRM\u3092\u9045\u3089\u305b\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002\u63a2\u67fb\u6a5f\u304c\u6728\u661f\u306b\u6700\u3082\u8fd1\u3044\u8ecc\u9053\u306b\u3044\u308b\u6642\u304c\u3001\u4eca\u56de\u306e\u3088\u3046\u306a\u30a8\u30f3\u30b8\u30f3\u5674\u5c04\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u6700\u3082\u52b9\u7387\u7684\u306a\u6642\u3067\u3059\u3002\u6b21\u306e\u30a8\u30f3\u30b8\u30f3\u5674\u5c04\u306e\u6a5f\u4f1a\u306f\u300112\u670811\u65e5\u306b\u6728\u661f\u306e\u8fd1\u304f\u306b\u63a5\u8fd1\u3059\u308b\u6642\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<p>Mission designers had originally planned to limit the number of science instruments on during Juno\u2019s Oct. 19 close flyby of Jupiter. Now, with the period reduction maneuver postponed, all of the spacecraft\u2019s science instruments will be gathering data during the upcoming flyby.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">\u30df\u30c3\u30b7\u30e7\u30f3\u306e\u8a2d\u8a08\u8005\u306f\u3001\u3082\u3068\u3082\u306810\u670819\u65e5\u306b\u30b8\u30e5\u30ce\u30fc\u304c\u6728\u661f\u306e\u8fd1\u304f\u3092\u901a\u904e\u3059\u308b\u969b\u306f\u642d\u8f09\u3057\u3066\u3044\u308b\u79d1\u5b66\u6a5f\u5668\u3067\u52d5\u4f5c\u3055\u305b\u308b\u306e\u306f\u9650\u3089\u308c\u305f\u6570\u306b\u3059\u308b\u4e88\u5b9a\u3067\u3057\u305f\u3002\u3057\u304b\u3057\u4eca\u3067\u306f\u3001\u30a8\u30f3\u30b8\u30f3\u5674\u5c04\u304c\u5ef6\u671f\u3055\u308c\u3066\u308b\u306e\u3067\u3001\u63a2\u67fb\u6a5f\u306b\u642d\u8f09\u3057\u3066\u3044\u308b\u8a08\u6e2c\u6a5f\u5668\u306e\u5168\u3066\u3092\u4eca\u5f8c\u306e\u6728\u661f\u8fd1\u508d\u901a\u904e\u306e\u969b\u306b\u7a3c\u50cd\u3055\u305b\u3066\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u307e\u3059\u3002<\/span><\/p>\n<p>\u201cIt is important to note that the orbital period does not affect the quality of the science that takes place during one of Juno\u2019s close flybys of Jupiter,\u201d said Scott Bolton, principal investigator of Juno from the Southwest Research Institute in San Antonio. &#8220;The mission is very flexible that way. The data we collected during our first flyby on August 27th was a revelation, and I fully anticipate a similar result from Juno\u2019s October 19th flyby.\u201d<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">\u300c\u30b8\u30e5\u30ce\u30fc\u304c\u6728\u661f\u306b\u8fd1\u3065\u304f\u8ecc\u9053\u5468\u671f\u306f\u3001\u79d1\u5b66\u89b3\u6e2c\u306e\u54c1\u8cea\u306b\u306f\u5f71\u97ff\u3092\u4e0e\u3048\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u306f\u91cd\u8981\u3067\u3059\u3002\u300d\u3068\u3001\u30b5\u30f3\u30a2\u30f3\u30c8\u30cb\u30aa\u306e\u30b5\u30a6\u30b9\u30a6\u30a7\u30b9\u30c8\u7814\u7a76\u6240\u306e\u30b8\u30e5\u30ce\u30fc\u4e3b\u4efb\u7814\u7a76\u54e1\u3067\u3042\u308b\u30b9\u30b3\u30c3\u30c8\u30fb\u30dc\u30eb\u30c8\u30f3\u306f\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002 \u300c\u30df\u30c3\u30b7\u30e7\u30f3\u306f\u3053\u306e\u3088\u3046\u306b\u975e\u5e38\u306b\u67d4\u8edf\u306a\u306e\u3067\u3059\u3002\u6211\u3005\u304c\u6700\u521d\u306e\u63a5\u8fd1\u6642\u306e8\u670827\u65e5\u306b\u53ce\u96c6\u3057\u305f\u30c7\u30fc\u30bf\u306f\u5553\u793a\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3057\u305f\u3002\u79c1\u306f10\u670819\u65e5\u306b\u30b8\u30e5\u30ce\u30fc\u304c\u6728\u661f\u306b\u63a5\u8fd1\u3059\u308b\u969b\u306b\u3082\u540c\u69d8\u306e\u7d50\u679c\u3092\u671f\u5f85\u3057\u3066\u3044\u307e\u3059\u3002\u300d<\/span><\/p>\n<p>The Juno spacecraft launched on Aug. 5, 2011, from Cape Canaveral, Florida, and arrived at Jupiter on July 4, 2016.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #0000ff;\">\u30b8\u30e5\u30ce\u30fc\u63a2\u67fb\u6a5f\u306f\u30d5\u30ed\u30ea\u30c0\u5dde\u30b1\u30fc\u30d7\u30ab\u30ca\u30d9\u30e9\u30eb\u304b\u3089\u30012011\u5e748\u67085\u65e5\u306b\u6253\u3061\u4e0a\u3052\u3089\u308c\u30012016\u5e747\u67084\u65e5\u306b\u6728\u661f\u306b\u5230\u7740\u3057\u307e\u3057\u305f\u3002<\/span><\/p>\n<p>JPL manages the Juno mission for the principal investigator, Scott Bolton, of Southwest Research Institute in San Antonio. Juno is part of NASA&#8217;s New Frontiers Program, which is managed at NASA&#8217;s Marshall Space Flight Center in Huntsville, Alabama, for NASA&#8217;s Science Mission Directorate. Lockheed Martin Space Systems, Denver, built the spacecraft. Caltech in Pasadena, California, manages JPL for NASA.<\/p>\n<p>More information on the Juno mission is available at:<br \/>\nhttp:\/\/www.nasa.gov\/juno<\/p>\n<p>The public can follow the mission on Facebook and Twitter at:<br \/>\nhttp:\/\/www.facebook.com\/NASAJuno<br \/>\n<a class=\"twitter-timeline\" data-width=\"728\" data-height=\"1000\" data-dnt=\"true\" href=\"https:\/\/twitter.com\/NASAJuno?ref_src=twsrc%5Etfw\">Tweets by NASAJuno<\/a><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>DC Agle<br \/>\nJet Propulsion Laboratory, Pasadena, Calif.<br \/>\n818-393-9011<br \/>\nagle@jpl.nasa.gov<\/p>\n<p>Dwayne Brown \/ Laurie Cantillo<br \/>\nNASA Headquarters, Washington<br \/>\n202-358-1726 \/ 202-358-1077<br \/>\ndwayne.c.brown@nasa.gov \/ laura.l.cantillo@nasa.gov<\/p>\n<p>2016-266<br \/>\nLast Updated: Oct. 15, 2016<br \/>\nEditor: Tony Greicius<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>This artist&#8217;s rendering shows NASA&#8217;s Juno spacecraft making one of its close passes over Jupiter. &#8230;<\/p>\n","protected":false},"author":1,"featured_media":17,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[20],"tags":[49,5,4],"_links":{"self":[{"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=\/wp\/v2\/posts\/387"}],"collection":[{"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=387"}],"version-history":[{"count":6,"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=\/wp\/v2\/posts\/387\/revisions"}],"predecessor-version":[{"id":394,"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=\/wp\/v2\/posts\/387\/revisions\/394"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=\/wp\/v2\/media\/17"}],"wp:attachment":[{"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=387"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=387"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jupiter.kyoto-svp.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=387"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}