{"id":"080039ff-dacd-4efa-a6f1-03c02200af3f","title":"中国长江上游地区Sentinel-2多光谱数据集（2019-2021）","title_en":"Sentinel-2 Multispectral Data Set in the Middle and Upper Reaches of the Yangtze River (2019-2021)","serial":"","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。","instructions":"Sentinel-2_region-yyyy-mm.tif\n其中”region“表示地区，yyyy表示年份，mm表示月份","description":"哨兵2号（Sentinel-2）包含两颗卫星，两颗相同的SENTINEL-2卫星同时运行，相位差180°，在平均海拔786 km的太阳同步轨道上运行。每个SENTINEL-2卫星在其轨道上的位置由双频全球导航卫星系统（GNSS）接收器测量。通过专用推进系统维持轨道精度。每颗卫星配备了最先进的多光谱成像仪（Multi Spectral Instrument ，MSI），可提供高分辨率的光学成像。分辨率为25米，覆盖波段13个（本数据经过筛选保留了常用的8个波段-2、3、4、5、6、8、8A）。可有效用于土地利用和变化检测制图、提供土地覆盖的支持、救灾支持、气候变化监测等。","doi":"","projection":"WGS84","language":"zh","share_type":"online","east":112.0,"west":89.0,"south":24.0,"north":36.0,"scale":null,"crs":null,"filesize":298000.0,"share_policy":"a","ts_created":"2022-09-29T09:02:53.467028+08:00","doi_type":"国际公开共享数据","ts_updated":"2022-10-17T19:32:07.258779+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10],"specials":["b4b306da-eab1-47ef-ae5d-be2556298efd"],"cite":null,"review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":"Monthly","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"080039ff-dacd-4efa-a6f1-03c02200af3f","three_pole":null,"third_pole":null},"username":"顾松巍","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":281}