{"id":"94cbaeda-294a-4724-9bb8-b2d839d39607","title":"黑河生态水文遥感试验：黑河流域中游河道L波段机载微波辐射计数据集（2012年7月3日）","title_en":"HiWATER: Dataset of airborne microwave radiometers (L bands) mission in the river way of middle reaches of the Heihe River Basin on Jul. 3, 2012","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":null,"description":"本数据集为L波段机载微波辐射计于2012年7月3日获取，地点在黑河河道地区。\n其中L波段频率为1.4GHz，天顶角观测，V极化与H极化信息；飞机11:40（北京时间，下同）从张掖机场起飞，14:10降落。飞行历时2.5小时。在观测期间，飞行高度350m左右，飞行速度220-250km/hr左右。\n原始数据分为两部分，分别为微波辐射计数据和地理位置KMZ数据。微波辐射计数据包括V极化与H极化两个数据文件，分辨率100 m，每个数据文件包含所观测TB值和对应扫描波束ID、入射角、位置、时间标记(UTC)和其他飞行姿态信息。KMZ文件给出38.5入射角下飞区域行1公里网格TB值分布数据。飞机前和结束时微波辐射计分别进行了“热”和“冷”辐射校正。微波辐射计数据应考虑电磁波干扰影响，V极化TB值受电磁波干扰较强，H极化受影响较小。","doi":"10.3972/hiwater.014.2013.db","projection":"4326","language":"zh","share_type":"offline","east":100.77478,"west":99.8356,"south":38.7781,"north":39.5,"scale":0,"crs":null,"filesize":22.4,"share_policy":"b","ts_created":"2017-08-23T13:27:57+08:00","doi_type":null,"ts_updated":"2021-04-19T09:54:16.020819+08:00","time_description":null,"datas_group":0,"time_description_en":null,"data_format":"文本","project":[10,11,15],"specials":["ee3dfdf5-2e9f-4b61-a301-4fb49e30e3c2","7a562c93-a24b-4582-b5c5-2e5313b1d140","2870e68e-e71e-4357-a05a-2f3e3b43f7b8","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":null,"fund":[39],"subtopics":null,"username":"车涛","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":10222}