http://lroc.sese./ckeditor_assets/pictures/974/content_CE5_1100p_Image_version2.png Box indicates Chang'e 5 lander on the basaltic plains of Oceanus Procellarum ("Ocean of Storms") on 02 December 2020 09:54 EST (14:53:55 UTC). The lander is the bright spot in the center of the outline. Outline is 1210 meters wide; north is up. LROC NAC M1361560086R [NASA/GSFC/Arizona State University]. 大意為:方框所指示區(qū)域為2020年12月2日美東時間 0954 時拍攝的(世界協(xié)調(diào)時 14:53:55)嫦娥五號風暴海洋地區(qū)著陸。整個拍攝區(qū)域區(qū)域大小為 1210 米寬,圖像編號 LROC NAC M13615600086R(美國航天總署、全球空間科學基金會和亞利桑那州立大學發(fā)布) China's Chang'e 5 sample return spacecraft made a safe touchdown on the lunar surface at 10:11 EST (15:11 UTC) 01 December 2020. LRO passed over the site the following day and acquired an off-nadir (13° slew) image showing the lander centered within a triangle of craters. The LROC team computed the coordinates of the lander to be 43.0576° N, 308.0839°E, –2570 m elevation, with an estimated accuracy of plus-or-minus 20 meters. 大意為:嫦娥五號采樣返回器于美東時間 2020 年 12 月 1 日 1011 時(世界協(xié)調(diào)時 1511 時)在月球成功著陸。在著陸后的第二天,LRO(月球勘探軌道器)飛躍了著陸區(qū)并獲得了一張偏角為 13°的圖像,可以看到著陸器位于一個有隕石坑組成的三角形區(qū)域內(nèi)。 LROC(LRO上的相機)小組計算出了著陸區(qū)坐標位于 北緯 43.0576°,東經(jīng) 308.0839°,月面高度為 -2570 米。精度誤差正負 20 米。
http://lroc.sese./ckeditor_assets/pictures/973/content_change5.vis.crop.wac_box.png LROC Wide Angle Camera context mosaic; Chang'e 5 landed in the center of the white box. The "channel" winding across the upper right (rille) was formed by an eruption of basaltic lava more than a billion years ago. The bright area to the south is a massif of older terrain protruding through the mare basalts. North is up, entire image is 61 kilometers wide [NASA/GSFC/Arizona State University]. 大意:由 LROC 的廣角相機圖像組合得到的著陸區(qū)廣域地標圖:嫦娥五號位于中央白色方框內(nèi)。周圍有大量的“通道”是十億年前玄武巖物質熔巖形成的。南部高亮地區(qū)為一個古老的玄武巖地表凸出的物質。整個圖像寬度為 61 公里。 The local geology consists of a broad, flat mare basalt unit. Similar to flood basalts on the Earth, this deposit was the result of a massive outpouring of very fluid, basaltic lavas. In the lunar case, this massive eruption occurred somewhere between one and two billion years ago. Chang'e 5 is now in the process of returning a small sample of this volcanic unit to Earth so that scientists can precisely determine its age and its chemistry. 大意:科學家認為這樣的玄武巖地形類似地球,由大量熔巖涌出構成,是約十億年至二十億年前月表活動的結果,嫦娥五號會將此處月球火山的樣本送回地球,以便科學家可以精確的分析他們的年齡和成分。 網(wǎng)站還包括了之前拍攝的嫦娥四號等著陸器的衛(wèi)星照片。 Related Featured Images Von Kármán Crater: Awaiting A Visitor 來源:http://lroc.sese./posts/1172 免責聲明 以上內(nèi)容為用戶在觀察者網(wǎng)風聞社區(qū)上傳并發(fā)布,僅代表發(fā)帖用戶觀點。
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來自: tangaolus > 《天文學和宇航開發(fā)》