{"id":"93360856-c7f3-4965-b140-cb6e374910d1","title":"黑河综合遥感联合试验：冰沟流域加密观测区MODIS地面同步观测数据集（2008年3月19日）","title_en":"WATER: Dataset of ground truth measurements for snow synchronizing with MODIS in the Binggou watershed foci experimental area on Mar. 19, 2008","serial":"黑河综合遥感联合试验","user_limit":"本数据由“黑河综合遥感联合试验”产生，用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。","instructions":null,"description":"2008年3月19日在冰沟流域加密观测试验区开展的MODIS地面同步积雪参数观测，可以为机载－星载遥感数据的雪温度反演和验证提供基本的数据集。\n观测内容包括：\n1）积雪参数观测，观测时间为卫星过境时时刻北京时间（BJT）2008年3月19日（12:40-13:00）。该观测在BG-B样地展开，分为4个观测小组，每组测量16个点，共计64个观测点。观测变量包括：雪深（尺子测量，每个点随机观测5个雪深数据）；雪表面温度（手持式红外温度计测量，随机多次观测）；分层雪深温度（针式温度计测量，按照10cm分层观测，每个测量点重复观测2次）；雪粒径（手持式显微镜测量，按照10cm分层观测，每个测量点重复观测3次）。  \n2）雪特性分析仪观测，观测变量包括有雪密度、雪复介电常数、雪体积含水量、雪重量含水量等。该测量在BG-A样地展开，一个自动观测点，配合光谱仪观测。  \n3）积雪光谱观测（ASD光谱仪），观测点位置见GPS记录文件。  \n4）积雪反照率观测（便携式反照率表测量），在BG-A样地进行。\n本数据集包括原始数据和预处理数据2个文件夹。","doi":"10.3972/water973.0087.db","projection":"4326","language":"zh","share_type":"offline","east":100.286566,"west":100.096381,"south":38.01113,"north":38.18839,"scale":null,"crs":null,"filesize":116.5,"share_policy":"b","ts_created":"2013-10-12T14:57:37+08:00","doi_type":null,"ts_updated":"2021-04-19T14:21:12.982121+08:00","time_description":null,"datas_group":0,"time_description_en":null,"data_format":"EXCEL","project":[10,11,15],"specials":["2ee7e876-6f20-43a7-9c6c-979840a33ef2","57cc6ea8-c8fe-4e72-9aeb-c4a9b8ff1c4f","6740cd00-6d20-4855-a39b-863af216b0a2","4e7b97a6-ee1f-4b51-83e5-04a100993973"],"cite":"王建, 马明国, 白艳芬, 白云洁, 窦燕, 盖春梅, 郝晓华, 梁继, 刘艳, 舒乐乐, 王旭峰, 徐瑱, 朱仕杰, 张璞. 黑河综合遥感联合试验：冰沟流域加密观测区MODIS地面同步观测数据集（2008年3月19日）. 中国科学院寒区旱区环境与工程研究所; 中国科学院新疆生态与地理研究所; 中国气象局乌鲁木齐沙漠气象研究所. 2008. doi:10.3972/water973.0087.db [Wang Jian, Ma Mingguo, Bai Yanfen, Bai Yunjie, Dou Yan, Ge Chunmei, Hao Xiaohua, Liang Ji, Liu Yan, Shu Lele, Wang Xufeng, Xu Zhen, Zhu Shijie, Zhang Pu. WATER: Dataset of ground truth measurements for snow synchronizing with MODIS in the Binggou watershed foci experimental area on Mar. 19, 2008. Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences; Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences; Institute of Desert Meteorology, CMA, Urumqi. 2008. doi:10.3972/water973.0087.db]","review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":null,"spatial_resolution":null,"license":null,"fund":[35,36],"subtopics":{"metadata":"93360856-c7f3-4965-b140-cb6e374910d1","three_pole":null,"third_pole":null},"username":"车涛","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":13021}