Found 46 datasets matching filters.
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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 currently under...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-12-19 -
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 currently under...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-12-19 -
Collection includes a variety of solar feature datasets contributed by a number of national and private solar observatories located worldwide.
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-12-19 -
Scientists monitor the structure of the solar corona, the outer most regions of the Sun's atmosphere, using radio waves (100’s of MHz to 10’s of GHz). Variations in the radiowave...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-12-19 -
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 currently under...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-12-19 -
These historical sunspot drawings are from the collection of Charles Anthony Schott whie with the U.S.Coastal Survey, which was a predecessor to NOAA.
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A solar magnetogram is a pictorial representation of the spatial variations in strength of the solar magnetic field. Magnetograms are often produced by exploiting the Zeeman effect (or, in some...
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Collection includes a variety of space weather datasets from the National Oceanic and Atmospheric Administration and from the World Data Service for Geophysics, Boulder.
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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 circular tabulates...
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These datasets consist of full-disk, daily photographs of the sun taken at the H-alpha wavelength. Collection includes a variety of H-alpha photographic datasets contributed by a number of...
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No description was provided.
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
The calcium datasets consist of full-disk images of the sun in Calcium (Ca) II K wavelength (393.4 nm). Ca II K imagery reveal magnetic structures of the sun from about 500 to 2000 km above the...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
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 currently under...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
The photosphere of the Sun has a temperature of around 6, 000 degrees K and is the region in which sunspot activity is located. Sunspots appear dark against the surface of the sun due to the...
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Solar synoptic maps usually refer to assembled composites recorded over a full solar rotation of about 27 days. Synoptic maps can be derived from single wavelength images or from multi-wavelength...
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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 the worldwide...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
These datasets consist of full-disk, daily photographs of the sun taken at the H-alpha wavelength. Collection includes a variety of H-alpha photographic datasets contributed by a number of...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
A short-lived sudden increase in the intensity or radiation emitted in the neighborhood of sunspots monitored in H-alpha.
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A prominence is a large, bright features extending outward from the sun's surface, often in a loop shapce (Wikipedia)
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Solar synoptic maps usually refer to assembled composites recorded over a full solar rotation of about 27 days. Synoptic maps can be derived from single wavelength images or from multi-wavelength...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19
