OLI | NASA Earthdata
The Operational Land Imager (OLI) aboard Landsat 8 measures in the visible, near infrared, and shortwave infrared portions of the spectrum. Its images cover wide areas of Earth's landscape while providing sufficient resolution to distinguish features like urban centers, farms, forests, and other land uses.
Operational Land Imager | Landsat Science - NASA
The Operational Land Imager (OLI), built by the Ball Aerospace & Technologies Corporation, measures in the visible, near infrared, and short wave infrared portions of the spectrum. Its images have 15-meter (49 ft.) panchromatic and 30-meter multi-spectral spatial resolutions along a 185 km (115 miles) wide swath, covering wide areas of the ...
Operational Land Imager - Wikipedia
The Operational Land Imager (OLI) is a remote sensing instrument aboard Landsat 8, built by Ball Aerospace & Technologies. Landsat 8 is the successor to Landsat 7 and was launched on February 11, 2013.
USGS EROS Archive - Landsat Archives - Landsat 8-9 …
2020年3月4日 · The Operational Land Imager (OLI) and Thermal Infrared Sensor (TIRS) are onboard the Landsat 8 satellite and have acquired images of the Earth since February 2013. Copies of the same instruments are onboard the Landsat 9 satellite, which was launched September 27, 2021.
Landsat 9’s Operational Land Imager 2: - NASA
2024年3月31日 · OLI-2 is the first Landsat instrument to use the Goddard Laser for Absolute Measurement of Radiance (GLAMR) mobile facility for in-band spectral response testing. The resulting RSR measurements provide unprecedented detail for Landsat instrument characterization. The Operational Landsat Imager 2 (OLI-2) at Ball Aerospace, prelaunch.
Operational Land Imager (OLI) - European Space Agency
The Operational Land Imager (OLI), on board Landsat-8 measures in the visible, near infrared, and short wave infrared portions of the spectrum. Its images have 15 m panchromatic and 30 m multi-spectral spatial resolutions along a 185 km wide swath, covering wide areas of the Earth’s landscape while providing sufficient resolution to ...
How big an area is pictured on a single Landsat OLI image?
2024年7月19日 · The Landsat OLI images capture a wide area on Earth’s surface. Here are the answers to some related questions: 1. How large is a Landsat image? A Landsat 8 image covers a 185 km (115 mi) swath, with a spatial resolution of 15-meter panchromatic and 30-meter multispectral. 2. What is the size of a typical Landsat scene?
OLI Requirements | Landsat Science - NASA
The OLI requirements specified a sensor that collects image data for nine spectral bands with a spatial resolution of 30 m (15 m panchromatic band) over a 185 km swath from the nominal 705 km LDCM spacecraft altitude.
利用阴影指数和方位搜索法检测Landsat 8 OLI影像中云影
本文以单景OLI影像为基础，利用波段差异构建暗像元指数和阴影指数，结合阈值法和方位角搜索，简化几何关系法，提供一种快捷实用的云影检测方法。 试验影像以2014年4月22日Path122/Row35的Landsat 8 OLI影像为例，分析波段相关性时辅以此轨道号2014年其他11景影像，验证时利用2015年7月12日Path/Row为124/40的OLI影像 (来源 http://glovis.usgs.gov 和中国科学院计算机网络信息中心地理空间数据云 http://www.gscloud.cn)。 技术路线如 图 1 所示。
Landsat 8 OLI_TIRS 卫星数字产品 - 地理空间数据云
2020年8月12日 · Landsat-8卫星上携带两个传感器，分别是OLI陆地成像仪（Operational Land Imager）和TIRS热红外传感器（Thermal Infrared Sensor）。 Landsat-8 在空间分辨率和光谱特性等方面与Landsat 1-7保持了基本一致，卫星一共有11个波段，波段1-7，9-11的空间分辨率为30米，波段8为15米分辨率 ...