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-2数据。", "ds_source": "
数据来源于：https://scihub.copernicus.eu/dhus/#/home。", "ds_process_way": "
L1C级数据是经过几何精校正的正射影像，并没有进行辐射定标和大气校正。", "ds_quality": "
数据质量良好。", "ds_acq_start_time": "2022-08-07 00:00:00", "ds_acq_end_time": "2022-08-22 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": 4920254995, "ds_files_count": 2, "ds_format": "tif", "ds_space_res": "10m，20m，60m", "ds_time_res": "", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "3442a9f7-a90d-457d-abd6-b2b332363da8.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.db2473.2022", "subject_codes": [ "170.45" ], "quality_level": 3, "publish_time": "2022-10-30 16:33:10", "last_updated": "2025-05-29 11:41:20", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.NCDC.db2473.2022", "i18n": { "en": { "title": "Pre-earthquake image data of Sentinel-2 in Luding County, Ganz Prefecture, Sichuan, China", "ds_format": "TIF", "ds_source": "
Data source: https://scihub.copernicus.eu/dhus/#/home.", "ds_quality": "
The data quality is good.", "ds_ref_way": "", "ds_abstract": "
A magnitude 6.8 earthquake occurred at 12:52 p.m. on September 5, 2022 in Luding County, Ganzi Prefecture, Sichuan Province (latitude 29.59°N, longitude 102.08°E) at a depth of 16 km. Pre-disaster sentinel-2 data are provided based on the 200-km range of the epicenter.
", "ds_time_res": "", "ds_acq_place": "Luding County, Garze Prefecture, Sichuan Province", "ds_space_res": "10m，20m，60m", "ds_projection": "", "ds_process_way": "The L1C-level data are geometrically fine-corrected orthophotos and are not radiometrically calibrated or atmospherically corrected.", "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, "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": [ "泸定县", "sentinel-2", "地震" ], "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" }