本数据集针对天山托木尔峰地区，主要包括天山科其喀尔冰川，GPS控制点联测数据集包括控制点的序号、经度、纬度、高程。数据集包含374条记录，主要通过采购了该地区国家一级控制点，利用国家一级控制点进行静态测量，同步测量时间1小时以上，通过解算获取冰川区控制点；通过DGPS RTK进行动态联测获取。数据集采用完全开放共享。\n数据集包含控制点的序号（B为基站\nP为测点）、经度（单位：度(°)）、纬度（单位：度(°)）、高程（单位：米(m)，指当年冰川表面高程）4个字段。
", "ds_source": "本数据集主要为实测数据，数据主要来源为国家一级控制点静态测量，DGPS RTK动态联测。
", "ds_process_way": "主要通过采购了该地区国家一级控制点，利用华测T5型号的全球定位系统(Global Position System，GPS) 同步测量时间1小时以上，并通过HCG 软件进行解算获取冰川区控制点；然后通过动态差分GPS进行动态联测获取，动态差分GPS测量过程规范化和标准化，并严格复核。
", "ds_quality": "采用4-6台华测X20或T5 GNSS进行联测，同步测量时间1小时以上，并采用1-3个国家级控制点进行联测；成果解算精度控制在2cm以内
", "ds_acq_start_time": "2008-08-01 00:00:00", "ds_acq_end_time": "2008-08-31 00:00:00", "ds_acq_place": "天山托木尔峰地区", "ds_acq_lon_east": 80.19, "ds_acq_lat_south": 41.78, "ds_acq_lon_west": 80.08, "ds_acq_lat_north": 41.68, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 41109, "ds_files_count": 3, "ds_format": "EXCEL", "ds_space_res": null, "ds_time_res": "年", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "fd8d6d7d-3bf7-4053-acff-a4758032125e.jpg", "ds_thumb_from": 2, "ds_ref_way": "刘时银, 许君利, 吴坤鹏， 等. 中科院寒区旱区环境与工程研究所. 2008年天山托木尔峰地区GPS控制点联测数据集. 2019。刘时银, 上官冬辉, 蒋宗立, 张盈松，2008年天山托木尔峰地区GPS控制点联测数据集，国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)，2019，doi：10.12072/DIMaC.0075.2020.db", "paper_ref_way": "", "ds_ref_instruction": "2008年天山托木尔峰地区GPS控制点联测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）”。数据产权属于中科院寒区旱区环境与工程研究所。本数据集可用Microsoft office软件打开查看，也可以导入地理信息系统软件进行图形可视化。", "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": "2020-12-18 15:22:43", "last_updated": "2023-05-16 17:35:52", "protected": false, "protected_to": "2025-06-25 00:00:00", "lang": "zh", "cstr": "11738.11.ncdc.DIMaC.2020.77", "i18n": { "en": { "title": "2008 joint survey data set of GPS control points in Tuomuer peak area of Tianshan Mountains", "ds_format": "", "ds_source": "This data set is measured data, and the main data sources are static measurement of national primary control points and dynamic joint measurement of DGPS RTK.
", "ds_quality": "4-6 stations of CHCNAV X20 or T5 GNSS are used for joint survey, the synchronous measurement time is more than 1 hour, and 1-3 national control points are used for joint survey; the result calculation accuracy is controlled within 2cm
", "ds_ref_way": "\nLiu Shiyin, Xu Junli, Wu Kunpeng, et al. Institute of environment and Engineering in cold and arid regions, Chinese Academy of Sciences. 2008 data set of GPS control points in tuomu'er mountain area, Tianshan Mountains. 2019. Liu Shiyin, Shangguan Donghui, Jiang Zongli, Zhang Yingsong, 2008 data set of GPS control points in Tuomuer peak area, Tianshan Mountains, China（ www.ncdc.ac.cn )，2019，doi：10.12072/DIMaC.0075.2020.db", "ds_abstract": "This data set is for the area of Mount Tomur in Tianshan, mainly including the glacier in keqihar in Tianshan, and the joint measurement data set of GPS control points includes the serial number, longitude, latitude and elevation of the control points. The data set contains 374 records, which are mainly obtained by purchasing the national primary control points in the region, using the national primary control points for static measurement, synchronous measurement time of more than 1 hour, obtaining the glacier area control points through solution, and dynamic joint measurement through DGPS RTK. The data set is fully open sharing.
", "ds_time_res": "年", "ds_acq_place": "Tuomuer peak area, Tianshan Mountains", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Through purchasing the national primary control points in the region, the global positioning system (GPS) of Huace T5 model is used for synchronous measurement for more than 1 hour, and the control points in the glacier area are obtained through the solution of hCG software; then the dynamic differential GPS is used to obtain the dynamic joint measurement, and the dynamic differential GPS measurement process is standardized and standardized, and strictly reviewed.
", "ds_ref_instruction": "In 2008, the data set of GPS control points in tuomu'er mountain area of Tianshan Mountain was obtained from the special project of basic scientific and technological work \"investigation of ice change in major glaciation centers in Western China (2013fy111400)\". The property right of the data belongs to the Institute of environment and Engineering in cold and arid areas of Chinese Academy of Sciences. This data set can be opened and viewed by Microsoft office software or imported into GIS software for graphic visualization." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "ds_topic_tags": [ "GPS", "控制点", "天山托木尔峰" ], "ds_subject_tags": [], "ds_class_tags": [], "ds_locus_tags": [ "天山托木尔峰科其喀尔冰川" ], "ds_time_tags": [ 2008 ], "ds_contributors": [ { "true_name": "刘时银", "email": "liusy@lzb.ac.cn", "work_for": "云南大学国际河流与生态安全研究院", "country": "中国" }, { "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": "蒋宗立", "email": "jiangzongli@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "张盈松", "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": "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" }, { "true_name": "刘时银", "email": "liusy@lzb.ac.cn", "work_for": "云南大学国际河流与生态安全研究院", "country": "中国" } ], "category": "冰川" }