{"id":"22a4cd2c-1fc5-4820-ada2-401dbba72bd2","title":"黑河生态水文遥感试验：黑河流域上游L波段机载微波辐射计数据集（2012年8月1日）","title_en":"HiWATER: Dataset of airborne microwave radiometers (L bands) mission in the upper reaches of the Heihe River Basin on Aug. 1, 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8月1日获取，地点在黑河上游地区。\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8:30（北京时间，下同）从张掖机场起飞，12:30降落。飞行历时5小时。在观测期间，飞行高度1000m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300 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.020.2013.db","projection":"4326","language":"zh","share_type":"offline","east":100.9819,"west":98.8285,"south":37.9092,"north":38.9667,"scale":0,"crs":null,"filesize":36.8,"share_policy":"b","ts_created":"2018-02-21T21:22:08+08:00","doi_type":null,"ts_updated":"2021-04-19T11:14:47.129195+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":"车涛. 黑河生态水文遥感试验：黑河流域上游L波段机载微波辐射计数据集（2012年8月1日）. 中国科学院寒区旱区环境与工程研究所. 2012. doi:10.3972/hiwater.020.2013.db [Che Tao. HiWATER: Dataset of airborne microwave radiometers (L bands) mission in the upper reaches of the Heihe River Basin on Aug. 1, 2012. Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences. 2012. doi:10.3972/hiwater.020.2013.db]","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":12027}