本数据为2014年6月利用加拿大Sensors and Software 公司生产的Pulse EKKO Pro型探地雷达，雷达天线中心频率为100MHz，非屏蔽，收发分置．测量方式为共偏移距法，保持发射/接收天线间距为4 m，并同步移动，雷达测线（点）定位方式采用合众思壮（GPS）静态测量；雷达波速为0.168 m ns-1，采用协议共享方式。数据集包括2014年博格达冰川冰下地形测量成果，格式为文本数据文件。数据文件中的要素：序号；经度（单位：度（°）），精确到小数点后8位；纬度（单位：度（°）），精确到小数点后8位；厚度（单位：米(m)），v=0.17m/ns，精确到小数点后2位。
", "ds_source": "自主产生。
", "ds_process_way": "本数据为2014年6月利用加拿大Sensors and Software 公司生产的Pulse EKKO Pro型探地雷达实地测量的数据；雷达天线中心频率为100MHz，非屏蔽，收发分置。测量方式为共偏移距法，保持发射/接收天线间距为4 m，并同步移动，雷达测线（点）定位方式采用合众思壮（GPS）静态测量；雷达波速为0.168 m ns-1，数据经纬度坐标系 UTM WGS84。
", "ds_quality": "用探地雷达测量前，先进行雷达波速在冰川冰内传播速度的测量，并对探地雷达相关参数进行修改，确保获取对应冰川最精确的厚度数据。
", "ds_acq_start_time": "2014-06-01 00:00:00", "ds_acq_end_time": "2014-06-30 00:00:00", "ds_acq_place": "博格达", "ds_acq_lon_east": 88.47, "ds_acq_lat_south": 43.69, "ds_acq_lon_west": 88.02, "ds_acq_lat_north": 43.87, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 25922, "ds_files_count": 3, "ds_format": "TXT", "ds_space_res": "2.0m", "ds_time_res": "", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": null, "ds_thumb_from": 2, "ds_ref_way": "2014年博格达地区冰下地形数据集”来源于科技基础性工作专项“中国西部主要冰川作用中心冰量变化调查（2013FY111400）”；引用方式建议采用如下方式：“2014年博格达地区冰下地形数据集”/上官冬辉。中国科学院寒区旱区环境与工程研究所。 2014年博格达地区冰下地形数据集，<2014年>。魏俊锋, 鲍伟佳, 李晶，2014年博格达冰川冰下地形数据集，国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)，2019，doi：10.12072/DIMaC.0026.2020.db", "paper_ref_way": "", "ds_ref_instruction": "“2014年博格达地区冰下地形数据集”产权归属中国科学院寒区旱区环境与工程研究所，联系人：上官冬辉，甘肃省兰州市城关区东岗西路320#，730000，0931-4967396,dhguan@lzb.ac.cn。", "ds_from_station": "中国西部主要冰川作用中心冰量变化调查", "organization_id": "75b2f6d5-c7ed-438c-b7be-98672c057ed5", "ds_serv_man": "李红星", "ds_serv_phone": "0931-4967592", "ds_serv_mail": "lihongxing@lzb.ac.cn", "doi_value": "", "subject_codes": null, "quality_level": 3, "publish_time": "2020-12-11 10:09:30", "last_updated": "2023-05-16 17:35:29", "protected": false, "protected_to": "2022-12-06 00:00:00", "lang": "zh", "cstr": "11738.11.ncdc.DIMaC.2020.79", "i18n": { "en": { "title": "2014 Bogda glacier subglacial terrain data set", "ds_format": "", "ds_source": "Self generated.
", "ds_quality": "Before using ground penetrating radar (GPR), the propagation velocity of radar wave velocity in glacier ice is measured, and the parameters of GPR are modified to ensure the most accurate thickness data of corresponding glacier.
", "ds_ref_way": "\nThe 2014 Bogda area subglacial terrain data set \"is derived from the scientific and technological basic work special project\" survey of ice volume change in major glaciation centers in Western China (2013fy111400) \"; the citation method is recommended as follows:\" 2014 Bogda area ice terrain data set / Shangguan Donghui \". Institute of environment and Engineering in cold and arid regions, Chinese Academy of Sciences. In 2014, the data set of subglacial terrain in Bogda area, < 2014 >. Wei Junfeng, Bao Weijia, Li Jing, 2014 Bogda glacier subglacial terrain data set, national glacier frozen soil desert scientific data center（ www.ncdc.ac.cn )，2019，doi：10.12072/DIMaC.0026.2020.db", "ds_abstract": "This data is the pulse ekko Pro ground penetrating radar produced by Canadian sensors and software company in June 2014. The center frequency of radar antenna is 100MHz, unshielded and separated. The measurement method is common offset method, and the distance between transmitting and receiving antennas is kept at 4 m. The radar line (point) positioning method is GPS static measurement; the radar wave velocity is 0.168 mns-1, and the protocol sharing mode is adopted. The data set includes the 2014 Bogda glacier subglacial topographic survey results in the format of text data file. Features in data file: serial number; longitude (unit: Degree (°)), accurate to 8 decimal places; latitude (unit: Degree (°)), accurate to 8 decimal places; thickness (unit: meter (m)), v = 0.17m/ns, accurate to 2 decimal places.
", "ds_time_res": "", "ds_acq_place": "Bogda ", "ds_space_res": "2.0m", "ds_projection": "", "ds_process_way": "This data is the field measurement data of pulse ekko Pro ground penetrating radar produced by Canadian sensors and software company in June 2014; the center frequency of radar antenna is 100MHz, unshielded, with separate transceiver. The measurement method is common offset method, the distance between transmitting and receiving antennas is kept at 4 m, and the synchronous movement is carried out. The radar line (point) positioning mode adopts the united strength (GPS) static measurement; the radar wave velocity is 0.168 mns-1, and the data longitude and latitude coordinate system is UTM WGS84.
", "ds_ref_instruction": "\nThe property right of \"2014 Bogda area subglacial terrain data set\" belongs to the Institute of environment and engineering of cold and arid areas, Chinese Academy of Sciences, contact person: Shangguan Donghui, 320000, Donggang West Road, Chengguan District, Lanzhou City, Gansu Province, 0931-4967396,dhguan@lzb.ac.cn 。" } }, "submit_center_id": "ncdc", "data_level": 0, "recommendation_value": 0, "license_type": "https://creativecommons.org/licenses/by/4.0/", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "belong_to_nieer": false, "ds_topic_tags": [ "博格达", "GPR", "冰厚" ], "ds_subject_tags": [ "几何大地测量学" ], "ds_class_tags": [], "ds_locus_tags": [ "博格达" ], "ds_time_tags": [ 2014 ], "ds_contributors": [ { "true_name": "魏俊锋", "email": "weijunfeng@hnust.edu.cn", "work_for": "湖南科技大学地球科学与空间信息工程学院", "country": "中国" }, { "true_name": "鲍伟佳", "email": "", "work_for": "中国科学院西北生态环境资源研究院", "country": "" }, { "true_name": "李晶", "email": "", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_meta_authors": [ { "true_name": "吴坤鹏", "email": "wukunpeng2008@lzb.ac.cn", "work_for": "云南大学国际河流与生态安全研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "上官冬辉", "email": "dhguan@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" }, { "true_name": "魏俊锋", "email": "weijunfeng@hnust.edu.cn", "work_for": "湖南科技大学地球科学与空间信息工程学院", "country": "中国" } ], "category": "冰川" }