Datasets
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Solar Features - Solar Flares - Patrol
The H-alpha Flare Patrol identifies time periods each day when the sun is being continuously monitored by select ground-based solar observatories. -
Solar Indices - Solar Irradiance
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Features - Prominences and Filaments - Prominences
A prominence is a large, bright features extending outward from the sun's surface, often in a loop shapce (Wikipedia) -
Solar Indices - Solar Corona
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Indices - Plage Regions
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Indices - Solar Flares
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Features - Solar Flares
A solar flare is a short-lived sudden increase in the intensity of radiation emitted in the neighborhood of sunspots. For many years it was best monitored in the H-alpha... -
Solar Radio
Scientists monitor the structure of the solar corona, the outer most regions of the Sun's atmosphere, using radio waves (100âs of MHz to 10âs of GHz). Variations in the... -
Solar Indices - Sunspot Numbers
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Indices Bulletin
Solar Indices Bulletin is a prompt monthly information product that is distributed within two weeks after the observation month closes. For the month just ended, this 2-page... -
Solar Indices - Solar Ultraviolet
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Features - Prominences and Filaments
Prominences and filaments are two manifestations of the same phenomenon. Both prominences and filaments are features formed above the chromosphere by cool dense gases held in... -
Solar Geophysical Data (SGD) Reports (1955-2009)
Solar-Geophysical Data (SGD) reports were a comprehensive compilation of many different kinds of observational data of the sun's activity and its effects on the Earth. Data from... -
Solar Features - Prominences and Filaments - Filaments
Filaments are formed in magnetic loops that hold relatively cool, dense gas suspended above the surface of the Sun (David Hathaway/NASA) -
Solar Indices
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Features - Solar Flares - H-Alpha
A short-lived sudden increase in the intensity or radiation emitted in the neighborhood of sunspots monitored in H-alpha. -
Solar Indices - Solar Radio Flux
Collection includes a variety of indices related to solar activity contributed by a number of national and private solar observatories located worldwide. This metadata record is... -
Solar Features - Solar Flares - SIDS
A Sudden Ionospheric Disturbance (SID) is any of several radio propagation anomalies due to ionospheric changes resulting from solar or geophysical events. -
Solar Features - Solar Flares - X-rays
Listings and characterizations of solar x-ray flares