This dataset contains raw messages received from the Time Based Flow Management (TBFM) System Wide Information System (SWIM) public data feed. This feed requires each consumer develop their own source

data.nasa.gov2020-04-15 更新230

Spaceborne Imaging Radar C-band (SIR-C)

成像雷达

地形测量

Spaceborne Imaging Radar-C (SIR-C) is part of an imaging radar system that was flown on board two Space Shuttle flights (9 - 20 April, 1994 and 30 September - 11 October, 1994). The USGS distributes t

data.nasa.gov2019-09-20 更新100

Global Urban Polygons and Points Dataset (GUPPD), Version 1

城市研究

地理信息系统

The Global Urban Polygons and Points Dataset (GUPPD), Version 1 is a global data set of 123,034 urban settlements with place names and population for the years 1975-2030 in five-year increments. The d

data.nasa.gov2024-07-15 更新270

Geoecology: County-Level Environmental Data for the United States, 1941-1981

环境数据

地理生态学

The Geoecology database is a compilation of environmental data for the period 1941 to 1981. The Geoecology database contains selected data on terrain and soils, water resources, forestry, vegetation,

data.nasa.gov2023-09-11 更新130

ASTEROID NAMES AND DISCOVERY

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