{
    "created": "2020-01-19 01:30:30",
    "updated": "2026-05-07 08:12:32",
    "id": "f423389a-4811-4256-9081-75fd27d1532f",
    "version": 3,
    "ds_topic": null,
    "title_cn": "黑河生态水文遥感试验：Landsat ETM+遥感数据集（2012年）",
    "title_en": "Remote sensing experiment of ecological hydrology in Heihe River: Landsat ETM + remote sensing data set (2012)",
    "ds_abstract": "<p>&emsp;&emsp;此数据产品（L7 SLC-off）是指2003.5.31日Landsat 7 SLC故障之后的异常数据产品。\n</p>\n<p>&emsp;&emsp;黑河流域生态-水文过程综合遥感观测联合试验Landsat ETM+遥感数据集通过http://glovis.usgs.gov/ 下载获取。</p>",
    "ds_source": "<p>&emsp;&emsp;美国陆地卫星7号（Landsat-7）于1999年4月15日发射升空，其携带的主要传感器为增强型主题成像仪（ETM+）。Landsat-7除了在空间分辨率和光谱特性等方面保持了与Landsat-5的基本一致外，又增加了许多新的特性，因而受到了各国用户的普遍重视和欢迎。自发射升空至今，已为用户提供了大量高质量的图像数据。Landsat-7每16天扫瞄同一地区，即其16天覆盖全球一次。</p>",
    "ds_process_way": "<p>&emsp;&emsp;Landsat ETM+影像数据包括8个波段，band1-band5和band7的空间分辨率为30米，band6的空间分辨率为60米，band8的空间分辨率为15米。\n</p>\n<p>&emsp;&emsp;2012年共获取Landsat ETM+影像5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：2012-04-05，2012-04-21，2012-05-07，2012-06-24，2012-07-10。\n</p>\n<p>&emsp;&emsp;以上数据的过境时间大约都在11:50左右（北京时间）。</p>",
    "ds_quality": "<p>&emsp;&emsp;数据质量良好</p>",
    "ds_acq_start_time": "2012-04-05 00:00:00",
    "ds_acq_end_time": "2012-07-10 00:00:00",
    "ds_acq_place": "黑河流域",
    "ds_acq_lon_east": 102.0,
    "ds_acq_lat_south": 37.7,
    "ds_acq_lon_west": 97.05,
    "ds_acq_lat_north": 42.7,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "login-access",
    "ds_total_size": 1395817179,
    "ds_files_count": 2,
    "ds_format": "jpg",
    "ds_space_res": "/",
    "ds_time_res": "日",
    "ds_coordinate": "WGS84",
    "ds_projection": "/",
    "ds_thumbnail": "f423389a-4811-4256-9081-75fd27d1532f.png",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "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。",
    "ds_from_station": null,
    "organization_id": "c94b3578-20da-4346-9de9-c702b6ca8983",
    "ds_serv_man": "敏玉芳",
    "ds_serv_phone": "0931-4967596",
    "ds_serv_mail": "ncdc@lzb.ac.cn",
    "doi_value": "",
    "subject_codes": [
        "170.45"
    ],
    "quality_level": 3,
    "publish_time": "2021-08-27 15:57:55",
    "last_updated": "2025-05-29 16:23:44",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "11738.11.ncdc.nieer.2020.1625",
    "i18n": {
        "en": {
            "title": "Remote sensing experiment of ecological hydrology in Heihe River: Landsat ETM + remote sensing data set (2012)",
            "ds_format": "jpg",
            "ds_source": "<p>&emsp;Landsat-7 was launched on April 15, 1999. Its main sensor is enhanced thematic imager (ETM +). In addition to maintaining the basic consistency with Landsat-5 in terms of spatial resolution and spectral characteristics, Landsat-7 has added many new features, which has been widely valued and welcomed by users all over the world. Since its launch, it has provided users with a large number of high-quality image data. Landsat-7 scans the same area every 16 days, that is, it covers the world once every 16 days</p>",
            "ds_quality": "<p>&emsp;Good data quality</p>",
            "ds_ref_way": "",
            "ds_abstract": "<p> This data product (L7 SLC off) refers to the abnormal data product after Landsat 7 SLC failure on May 31, 2003</p>\n<p> The Landsat ETM + remote sensing data set passed the joint experiment of comprehensive remote sensing observation of ecological hydrological process in Heihe River Basin http://glovis.usgs.gov/ Download for</p>",
            "ds_time_res": "日",
            "ds_acq_place": "Heihe River Basin",
            "ds_space_res": "/",
            "ds_projection": "/",
            "ds_process_way": "<p>&emsp;Landsat ETM + image data includes 8 bands. The spatial resolution of band1-band5 and band7 is 30m, that of Band6 is 60m and that of band8 is 15m.\n</p>\n<p>&emsp;In 2012, 5 Landsat ETM + images were obtained. The coverage is the ecological and hydrological test area of artificial oasis in the middle reaches, and the acquisition time (Beijing time) is: 2012-04-05, 2012-04-21, 2012-05-07, 2012-06-242012-07-10.\n</p>\n<p>&emsp;The transit time of the above data is about 11:50 (Beijing time)</p>",
            "ds_ref_instruction": ""
        }
    },
    "submit_center_id": "ncdc",
    "data_level": 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,
    "ds_topic_tags": [
        "Landsat",
        "ETM+",
        "卫星遥感"
    ],
    "ds_subject_tags": [
        "地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "中游人工绿洲试验区",
        "黑河流域"
    ],
    "ds_time_tags": [
        2012
    ],
    "ds_contributors": [
        {
            "true_name": "王树果",
            "email": "sgwang@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": "王树果",
            "email": "sgwang@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": "王树果",
            "email": "sgwang@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"
}