Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20.
Suomi NPP data announcement
STEP Data Access and Tools
STEP Datasets
| Dataset Sort descending | Platforms | Temporal Extent | Spatial Extent | Location | Data State |
|---|---|---|---|---|---|
| STEP ER-2 Aircraft In-Situ Aerosol Data | NASA ER-2 | 1987-01-08 to 1987-02-21 |
N: 37.72 S: -30.11 E: 180 W: -180 |
AUSTRALIA, SOUTHERN HEMISPHERE, WESTERN HEMISPHERE, NORTHERN HEMISPHERE, Troposphere | COMPLETE |
| STEP ER-2 Aircraft In-Situ Meteorology and Navigational Data | NASA ER-2 | 1987-01-08 to 1987-02-21 |
N: 37.72 S: -30.11 E: 180 W: -180 |
AUSTRALIA, SOUTHERN HEMISPHERE, WESTERN HEMISPHERE, NORTHERN HEMISPHERE, Troposphere | COMPLETE |
| STEP ER-2 Aircraft In-Situ Radiation Data | NASA ER-2 | 1987-01-08 to 1987-02-21 |
N: 37.72 S: -30.11 E: 180 W: -180 |
AUSTRALIA, SOUTHERN HEMISPHERE, WESTERN HEMISPHERE, NORTHERN HEMISPHERE, Troposphere | COMPLETE |
| STEP ER-2 Aircraft In-Situ Radionuclide Data | NASA ER-2 | 1987-01-08 to 1987-02-21 |
N: 37.72 S: -30.11 E: 180 W: -180 |
AUSTRALIA, SOUTHERN HEMISPHERE, WESTERN HEMISPHERE, NORTHERN HEMISPHERE, Troposphere | COMPLETE |
| STEP ER-2 Aircraft In-Situ Trace Gas Data | NASA ER-2 | 1987-01-08 to 1987-02-21 |
N: 37.72 S: -30.11 E: 180 W: -180 |
AUSTRALIA, SOUTHERN HEMISPHERE, WESTERN HEMISPHERE, NORTHERN HEMISPHERE, Troposphere | COMPLETE |
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