2022年9月5日12时52分，在四川甘孜州泸定县（北纬29.59度，东经102.08度）发生6.8级地震，震源深度16千米。根据震中200km范围，提供灾前sentinel-1_GRD的升降轨雷达数据产品和灾后sentinel-1_GRD-HD的升轨雷达数据产品。", "ds_source": "
数据来源于：https://search.asf.alaska.edu/#/。", "ds_process_way": "
GRD产品包含有经过多视处理、采用WGS84椭球投影至地距的聚焦数据。", "ds_quality": "
数据质量良好。", "ds_acq_start_time": "2022-08-02 00:00:00", "ds_acq_end_time": "2022-09-07 00:00:00", "ds_acq_place": "四川省甘孜州泸定县", "ds_acq_lon_east": 104.14416666666668, "ds_acq_lat_south": 27.75, "ds_acq_lon_west": 100.01583333333333, "ds_acq_lat_north": 31.39388888888889, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 7092677445, "ds_files_count": 4, "ds_format": "tif", "ds_space_res": null, "ds_time_res": "", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "66e0ae8b-902c-4610-9846-e21c66c9b8a1.png", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "为保障平台科技资源的权益、扩展平台中心的服务、提升科技资源的应用潜力，请资源使用者在使用资源所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），请按以下方式规范标注和引用。", "ds_from_station": null, "organization_id": "2e613a39-e838-4157-bc8b-1fb06ce35c61", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "10.12072/ncdc.NCDC.db2474.2022", "subject_codes": [ "170.45" ], "quality_level": 3, "publish_time": "2022-10-30 16:31:36", "last_updated": "2025-05-29 11:41:20", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NCDC.db2474.2022", "i18n": { "en": { "title": "Pre- and post-earthquake image data of Sentinel-1 (GRD) in Luding County, Ganz Prefecture, Sichuan, China", "ds_format": "tif", "ds_source": "
Data source: https://search.asf.alaska.edu/#/.", "ds_quality": "
The data quality is good.", "ds_ref_way": "", "ds_abstract": "
On September 5, 2022, at 12:52 a.m., a magnitude 6.8 earthquake occurred in Luding County, Ganzi Prefecture, Sichuan Province, China (latitude 29.59°N, longitude 102.08°E) at a depth of 16 km. Based on the 200km range of the epicenter, we provide the pre-disaster sentinel-1_GRD lifting orbit radar data products and the post-disaster sentinel-1_GRD-HD lifting orbit radar data products.
", "ds_time_res": "", "ds_acq_place": "Luding County, Garze Prefecture, Sichuan Province", "ds_space_res": "", "ds_projection": "", "ds_process_way": "The GRD product contains focusing data processed by Multiview using the WGS84 ellipsoid projection to ground distance.", "ds_ref_instruction": "In order to protect the rights and interests of the Platform's scientific and technological resources, expand the services of the Platform's centers, and enhance the application potential of the scientific and technological resources, the users of the resources are requested to standardize the labeling and citation of the research results generated by the use of the resources (including publicly published papers, theses, data products and unpublished results such as research reports, data products, and so on) in the following manner." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC 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, "ds_topic_tags": [ "泸定县", "sentinel-1", "雷达产品" ], "ds_subject_tags": [ "地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "四川省甘孜州泸定县" ], "ds_time_tags": [ 2022 ], "ds_contributors": [ { "true_name": "张耀南", "email": "yaonan@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "李红星", "email": "lihongxing@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "敏玉芳", "email": "myf@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "遥感及产品" }