{"id":"b918d825-da34-458b-a2f0-1ce6e0e37d22","title":"青藏高原SRTM数字高程数据集（2000）","title_en":"The SRTM digital elevation dataset of the Tibetan Plateau (2000)","serial":"泛第三极环境大数据平台","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。原始数据下载自SRTM 数据分发网站(http://srtm.csi.cgiar.org )。","instructions":"","description":"SRTM（Shuttle Radar Topography Mission，即航天飞机雷达地形测绘任务）数据，2000年2月由美国太空总署(NASA)和国防部国家测绘局(NIMA)联合发射的“奋进”号航天飞机测量得到，“奋进”号上搭载的SRTM系统共计进行了222小时23分钟的数据采集工作，获取北纬60度至南纬56度之间，覆盖全球陆地表面的80%以上，覆盖中国全境。该计划获取的雷达影像数据经过两年多的处理，制成了数字地形高程模型。\n本数据集原始数据下载自SRTM数据分发网站（http://srtm.csi.cgiar.org）。为了便于用户使用数据，在分幅STRM数据的基础上，我们使用erdas软件进行拼接制备青藏高原STRM镶嵌图。\n精度30米，数据格式为geotif格式。\n本数据集的原始数据下载于SRTM数据分发网站（http://srtm.csi.cgiar.org ）\nSRTM数据每经纬度方格提供一个文件，经度有1 arc-second和3 arc-second两种，称作SRTM1与SRTM3，或者称作30m与90m数据。本数据集为90m分辨率的SRTM3数据，数据版本SRTM V4.1（Geotiff格式）。","doi":"","projection":"","language":"zh","share_type":"online","east":105.0,"west":65.0,"south":19.0,"north":45.0,"scale":null,"crs":"","filesize":6000.0,"share_policy":"a","ts_created":"2018-07-24T08:29:32+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-11-30T09:48:53.287086+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":"*tif","project":[11],"specials":["1832ecb3-70d0-4b5e-bdb5-2e9ff4ad1efe","f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":"青藏高原SRTM数字高程数据集.泛第三极环境大数据平台.2000","review_status":5,"review_invite":[],"review_editor":{"id":21057,"last_login":"2022-04-02T11:43:37.753860+08:00","username":"gecm","email":"gechm@lzb.ac.cn","is_active":true,"is_staff":true,"user_name":"盖春梅"},"data_sources":"","temporal_resolution":"","spatial_resolution":"","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"b918d825-da34-458b-a2f0-1ce6e0e37d22","three_pole":null,"third_pole":null},"username":"SDB","review_time":null,"protected_duration":0,"protected_describe":null,"is_important":false,"hit_count":4515}