需要帮助理解这个C拉森冰架——地球科学卫星图像栈交流江南电子竞技平台江南体育网页版 最近30从www.hoelymoley.com 2023 - 07 - 09 - t00:34:08z //www.hoelymoley.com/feeds/question/9520 https://creativecommons.org/licenses/by-sa/4.0/rdf //www.hoelymoley.com/q/9520 7 需要帮助理解这个卫星图像的拉森冰架 uhoh //www.hoelymoley.com/users/6031 2017 - 01 - 24 t06:56:28z 2019 - 03 - 13 - t05:16:30z < p >下面的假彩色图像显示了合成孔径雷达成像ESA的< a href = " http://esamultimedia.esa.int/docs/EarthObservation/Sentinel-1_sheet_March2016.pdf " rel = " nofollow noreferrer " > Sentinel-1 < / >卫星。20 - 2017年1月,英国广播公司(BBC)的地图的文章< a href = " http://www.bbc.com/news/science——环境——38686626”rel = " nofollow noreferrer " >拉森冰裂纹继续打开< / >展示了相同的区域。< / p > < p > C拉森冰架是大颜色地区,这中间的雷达图像,并标记。裂纹是薄轻线上方红色箭头。< / p > < p >向上斜向右移动,灰色区域是“海冰”的标签。这只是更薄但主要是固体冰,或水有块冰?虽然冰架似乎相对统一的色调,灰色的海冰面积有斑驳的模式。< / p > < p >两个区域之间的边界也让我看起来像一些3 d效果——黑色带状可变宽度区域分离。这是一个从倾斜入射阴影效果?这是真正的边墙高度冰架?< / p > < p >也有一些讨论雷达成像的海冰在< a href = " //www.hoelymoley.com/a/6821/6031 " > < / >回答。

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above: Cropped and enlarged highlight from Sentinel-1 synthetic aperture radar image of the Larson C ice shelf, beginning of January 2017, found here. Image credit: ESA/EU/Copernicus

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above: Sentinel-1 synthetic aperture radar image of the Larson C ice shelf, beginning of January 2017, found here. Open in separate viewer or tab for full size. The width of the image is roughly 300km, south is towards the lower right. Image credit: ESA/EU/Copernicus

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above: Map of the region around the Larson C ice shelf, beginning of January 2017, from BBC here. Image credit: MIDAS Project, A. Luckman, Swansea University. Because it's difficult to read, I'll point out that Wales not shown in it's correct location - it's there for scale only.

 //www.hoelymoley.com/questions/9520/-/9524 # 9524 6 答案由mkadunc需要帮助理解C拉森冰架的卫星图像 mkadunc //www.hoelymoley.com/users/7350 2017 - 01 - 24 t13:29:27z 2017 - 01 - 24 t14:27:16z < p > < img src = " https://i.stack.imgur.com/TTPyN.jpg " alt = "自然" >我发现了一个同样的自然色图像面积:68.28,60.47东,北,分辨率为130米/像素,使整个图像x约100公里100公里。看图片我认为:< / p > < ul > <李>海冰与块冰是水,李< / > <李>两个区域之间的边界是清水,可能由于风和洋流移动浮冰远离冰架的边缘。< /李> < / ul > < p >我的图像在< a href = " http://apps.sentinel-hub.com/sentinel-playground/ lat = -68.10712566634318 /液化天然气= -60.3424072265625 /缩放= 9 /预设= 1 =当_natural_color /层,B03, B02 maxcc = 100 /增益= 0.3 /时间= 2015-01-01 | 2015-01-01 " >哨兵操场< / >云过滤器使用100%,0.3增益和日期选择2016-11-21。< / p > < p >编辑:添加更多关于这个职位的信息,图像的尺度和方向。< / p >
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