• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-16

The ROTI Index is the Standard Deviation of the Rate of Change of the Total Electron Content, TEC, during a 15 min Interval. The TEC Values are measured between a Global Positioning Satellite,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1965-01-01T00:00:00.000+00:00

Ionospheric Total Electron Content (TEC) is the total number of electrons in a column of unit cross section extending from the transmitter to the receiver. TEC is calculated from observations of...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

This dataset contains the Level 5 data that have been processed to produce Total Electron Count data from the MARSIS subsurface sounder on Mars Express. Details of the calibration and processing...

• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

This dataset contains the Level 5 data that have been processed to produce Total Electron Count data from the MARSIS subsurface sounder on Mars Express. Details of the calibration and processing...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-10-04T00:00:00.000+00:00

These files contain data products derived from Los Alamos National Laboratory (LANL) broadband radio-frequency (RF) sensors on Global Positioning System (GPS) satellites that measure transient...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

Background The Tec family kinases are implicated in signaling from lymphocyte antigen receptors and are activated following phosphorylation by Src kinases. For most Tec kinases, this...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

Background The function of the thymic microenvironment is to promote thymocyte maturation, in part via regulation of thymocyte proliferation and cell death. Defects in fetal thymic...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2006-04-01T00:00:00.000+00:00

The US Total Electron Content (US-TEC) product is designed to specify TEC over the Continental US (CONUS) in near real-time. The product uses a Kalman Filter data assimilation model, described in...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-05-29

The dataset contains outputs from WP-GITM runs and the processed GPS TEC data for the co-seismic ionospheric disturbances during the 16 September 2015 Illapel M8.3 Earthquake. A README file is...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

Developed at JPL, GUARDIAN is a near-real-time (NRT) ionospheric monitoring software (Martire et al.). Its main products are NRT total electronic content (TEC) time series, allowing users to...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

This derived product set consists of Global Navigation Satellite System a Ionosphere Vertical Total Electron Content (VTEC) fluctuation measurement product (daily files) from the NASA Crustal...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-03-31

Ionosphere Total Electron Content (TEC) grids derived from analysis of Global Navigation Satellite System (GNSS) data. These products are the generated by analysis centers in support of the...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-03-31

Ionosphere Total Electron Content (TEC) grids derived from analysis of Global Navigation Satellite System (GNSS) data. These products are the generated by analysis centers in support of the...

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• Organization: Social Security Administration
• Updated: 2026-02-20

Provides information for identity management services on the creation, modification and eventual deletion of accounts and entitlements based on user relationships on a whole range of enterprise...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2012-03-08T00:00:00.000+00:00

Collection includes presentation materials and outputs from operational space environment models produced by the NOAA Space Weather Prediction Center (SWPC) and other related model datasets....

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• Organization: Department of Energy
• Updated: 2026-01-13T20:34:15Z

This dataset comprises high-resolution Finite Volume Community Ocean Model (FVCOM) hydrodynamic model output for the Maine coast developed under a TEAMER RFTS 12 project with the Tide Mill...

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• Organization: Department of Energy
• Updated: 2020-01-07T23:20:00Z

Groundwater flow model for the island of Oahu. Data is from the following sources: Rotzoll, K., A.I. El-Kadi. 2007. Numerical Ground-Water Flow Simulation for Red Hill Fuel Storage Facilities,...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

Doppler Orbitography and Radiopositioning Integrated by Satellite (DORIS) Ionospheric Product from the NASA Crustal Dynamics Data Information System (CDDIS). DORIS is a dual-frequency Doppler...

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• Organization: Department of Energy
• Updated: 2024-02-29T20:30:34Z

Orbital Marine Power (Orbital) is seeking to deploy their floating tidal technology in US waters and has considered the possibility of deploying in temperate waters including the Pacific Northwest...

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• Organization: Department of Energy
• Updated: 2024-05-17T00:30:02Z

The work aims to achieve optimal tidal energy conversion through a comprehensive approach of modeling, optimization, and control hardware-in-the-loop (CHIL) validation. By developing accurate...

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