{"id":"f6b9ebda-92d3-4fd9-bbae-88cb8839b429","title":"黑河生态水文遥感试验：ASTER遥感数据集","title_en":"HiWATER: ASTER dataset","serial":"HiWATER","user_limit":"本数据由“黑河生态水文遥感试验（HiWATER）”收集，但原始数据具有知识版权，本试验没有数据再分发的权利。用户如要获得本数据需要征得数据原始作者的许可，并在使用数据时请在正文中明确声明数据的原始来源","instructions":"","description":"ASTER的全称为先进星载热辐射与反射辐射计（Advanced Spaceborne Thermal Emission and Reflection Radiometer），日本负责ASTER传感器的研制, 而美国则负责提供平台（Terra星，1999年发射），发射装置和服务，以及上传和下载指令和遥感勘测数据。ASTER影像在冰川、水文、城市扩展、火山预报、蒸散/地表温度、地质等六个方面有着广阔的应用前景。它是涵盖可见光到热红外14个波段唯一的集空间、光谱和辐射高分辨率的多光谱传感器，包括3个15 m空间分辨率的可见光和近红外波段、6个30 m空间分辨率的短波红外波段以及5个90m空间分辨率的热红外波段，而且具有同一轨道的（黑白立体像对）立体观察观测能力。\n2012年共获取ASTER影像12景。覆盖范围均为中游人工绿洲生态水文试验区，获取时间（北京时间）分别为：2012-05-30，2012-06-15，2012-06-24，2012-07-10，2012-08-02，2012-08-11，2012-08-18，2012-08-27，2012-09-03，2012-09-12，2012-09-19，2012-09-28。\n以上数据的过境时间大约都在12:00左右（北京时间）。产品级别为L1A级，未经过大气订正和几何校正。\n黑河流域生态-水文过程综合遥感观测联合试验ASTER遥感数据集通过日本欧空局（JAXA）购买获取。","doi":"","projection":"4326","language":"zh","share_type":"offline","east":102.0,"west":97.1,"south":37.7,"north":42.7,"scale":null,"crs":null,"filesize":4403.2,"share_policy":"b","ts_created":"2013-06-07T17:48:40+08:00","doi_type":null,"ts_updated":"2021-04-19T23:50:50.698959+08:00","time_description":"","datas_group":0,"time_description_en":null,"data_format":"数字影像","project":[10,11,15],"specials":["ee3dfdf5-2e9f-4b61-a301-4fb49e30e3c2","58b384b6-cf7d-4bd9-90f6-3e2e0350556f","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":[39,43,51],"subtopics":{"metadata":"f6b9ebda-92d3-4fd9-bbae-88cb8839b429","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":12564}