{"id":"6046aec5-031e-43cb-a0b3-4504a97e6de1","title":"黑河生态水文遥感试验：黑河流域中游村庄屋顶红外温度和反照率观测数据集","title_en":"HiWATER: Dataset of surface temperature and albedo on village roof in the middle reaches of the Heihe River Basin","serial":"HiWATER","user_limit":"本数据由“黑河生态水文遥感试验（HiWATER）”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":"","description":"在EC矩阵4号村庄点边上的屋顶上架设一套地表温度和上行/下行短波观测系统，目的在于为航空TASI、WiDAS和L波段飞行提供地面定标观测数据。\n观测地点：\n选择甘肃省张掖市甘州区小满镇石桥村一社大面积、均质的土房屋顶作为观测点。观测点位于房顶上，相对平坦、且比较均一，周边没有高大树木的遮挡，距EC4号点西南约20米，该观测点坐标：38°52′38.50″N，100°21′27.00″E。\n测量仪器：\n观测探头为一个垂直对地的S1-111红外温度探头（2012年新购置仪器，其出厂时默认的地表发射率为1，试验期间未进行黑体定标）。2个CMP3型反照率表（一个朝上、一个朝下）组成，探头架高1.0米，Campell CR850数采自动记录。\n探头朝向：\n仪器支臂长度3m，与房子边缘平行，方位角156°，东偏南66°\n测量时间：\n仪器从2012年6月23日起开始正常观测，到9月20日拆除，期间进行不间断地24小时观测，5秒钟记录一次数据，输出5秒钟和1分钟2组值。\n数据内容：\n地表温度观测数据、上行/下行短波辐射数据，可以计算出最终的反照率。其中温度观测数据主要包括：SI-111红外温度探头的传感器自身表体温度(SBT_C)、传感器观测到的地表温度（Target_C,未进行地表比辐射率、背景温度的校正）。数据最终被存储为1天1个独立文本文件，数据命名方式：数据格式+观测点名称+数据采样时间+日期+时间.dat。详细的数据表头信息见数据内的数据表头说明。","doi":"10.3972/hiwater.029.2013.db","projection":"4326","language":"zh","share_type":"offline","east":100.3575,"west":100.3575,"south":38.87736111,"north":38.87736111,"scale":null,"crs":null,"filesize":0.0,"share_policy":"b","ts_created":"2017-08-23T07:03:08+08:00","doi_type":null,"ts_updated":"2021-04-19T23:41:08.536489+08:00","time_description":"","datas_group":0,"time_description_en":null,"data_format":"文本, *.dat后缀","project":[10,11,15],"specials":["ee3dfdf5-2e9f-4b61-a301-4fb49e30e3c2","6f45f287-f49c-49aa-a5b7-e88e4132b9a8","419342e1-f21b-430e-b501-9dc1fb13e037","4e7b97a6-ee1f-4b51-83e5-04a100993973"],"cite":null,"review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":null,"spatial_resolution":null,"license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[43],"subtopics":{"metadata":"6046aec5-031e-43cb-a0b3-4504a97e6de1","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":9589}