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1. Solar Features [gov.noaa.ngdc.stp.solar.solar-features]
Collection includes a variety of solar feature datasets contributed by a number of national and private solar observatories located worldwide.


2. Solar Features - Prominences and Filaments [gov.noaa.ngdc.stp.solar.solar-features_prominences-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 place by solar magnetic ...


3. Solar Features - Prominences and Filaments - Filaments [gov.noaa.ngdc.stp.solar.solar-features_prominences-filaments_filaments]
Filaments are formed in magnetic loops that hold relatively cool, dense gas suspended above the surface of the Sun (David Hathaway/NASA)


4. Solar Features - Prominences and Filaments - Prominences [gov.noaa.ngdc.stp.solar.solar-features_prominences-filaments_prominences]
A prominence is a large, bright features extending outward from the sun's surface, often in a loop shape (Wikipedia)


5. Solar Features - Solar Flares [gov.noaa.ngdc.stp.solar.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 wavelength and occurs in the ...


6. Solar Features - Solar Flares - H-Alpha [gov.noaa.ngdc.stp.solar.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.


7. Solar Features - Solar Flares - Index [gov.noaa.ngdc.stp.solar.solar-features_solar-flares_index]
Daily index of solar flare activity.


8. Solar Features - Solar Flares - Patrol [gov.noaa.ngdc.stp.solar.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.


9. Solar Features - Solar Flares - X-rays [gov.noaa.ngdc.stp.solar.solar-features_solar-flares_x-rays]
Listings and characterizations of solar x-ray flares


10. Solar Geophysical Data (SGD) Reports (1955-2009) [gov.noaa.ngdc.stp.solar.solar_geophysical_data]
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 network ...


11. Solar Imagery [gov.noaa.ngdc.stp.solar.solar-imagery]
Collection includes a variety of solar photographic and illustrated datasets contributed by a number of national and private solar observatories located worldwide. Daily solar observations range from ...


12. Solar Imagery - Chromosphere - Calcium [gov.noaa.ngdc.stp.solar.solar-imagery_chromosphere_calcium]
This dataset consists 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 photosphere ...


13. Solar Imagery - Chromosphere - H-Alpha [gov.noaa.ngdc.stp.solar.solar-imagery_chromosphere_h-alpha]
Collection includes a variety of H-alpha photographic datasets contributed by a number of national and private solar observatories located worldwide. Solar observations in hydrogen-alpha (656.3 nm) ...


14. Solar Imagery - Composites - Full Sun Drawings - Boulder [gov.noaa.ngdc.stp.solar.solar-imagery_composites_full-sun-drawings_boulder]
Synoptic Analysis Drawings, also known as Neutral Line (NL) drawings, are produced each day by space weather forecaster at the NOAA National Weather Service (NWS) Space Weather Prediction Center (SWPC). ...


15. Solar Imagery - Photosphere - Sunspot Drawings - McMath-Hulbert Observatory [gov.noaa.ngdc.stp.solar.solar-imagery_photosphere_sunspot-drawings_mcmath]
The McMath-Hulbert Observatory is a decommissioned solar observatory in Lake Angelus, Michigan, USA. It was established in 1929 as a private observatory by father and son Francis Charles McMath and ...


16. Solar Imagery - Photosphere - White Light [gov.noaa.ngdc.stp.solar.solar-imagery_photosphere_white-light]
Collection consists of white-light, full-disk images of the sun provided by various solar observatories and institutions.


17. Solar Indices [gov.noaa.ngdc.stp.solar.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 currently under construction.[SolarIndices ...


18. Solar Indices - Plage Regions [gov.noaa.ngdc.stp.solar.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 currently under construction.[SolarIndices ...


19. Solar Indices - Solar Corona [gov.noaa.ngdc.stp.solar.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 currently under construction.[SolarIndices ...


20. Solar Radio [gov.noaa.ngdc.stp.solar.solar-features_solar-features_solar-radio]
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 spectrum reveal characteristics ...


21. Space Weather Products [gov.noaa.ngdc.stp.swx.space_weather_products]
Collection includes a variety of space weather datasets from the National Oceanic and Atmospheric Administration and from the World Data Service for Geophysics, Boulder.


22. Solar Imagery - Boulder Neutral Line Drawings [gov.noaa.ngdc.stp.solar.solar_imagery-boulder_neutral_line_drawings]
Synoptic Analysis Drawings, also known as Neutral Line (NL) drawings, are produced each day by space weather forecaster at the NOAA National Weather Service (NWS) Space Weather Prediction Center (SWPC). ...


23. SOHO/Variability of Solar Irradiance and Gravity Oscillations (VIRGO) Data Archive [SOHO_VIRGO]
The VIRGO Experiment on the ESA/NASA SOHO Mission has three types of instruments to measure total solar irradiance (TSI) with the absolute radiometers DIARAD and PMO6V, spectral solar irradiance at ...


24. X-ray Images of Solar Flares from the Solar Maximum Mission/Hard X-ray Burst Spectrometer (SMM/HXRBS) [SMM-05]
The HXRBS operated aboard the SMM spacecraft which was launched on February 14, 1980 and re-entered the Earth's atmosphere December 12, 1989. The duty cycle for the HXRBS was about 50% as a result ...


25. Vector Magnetograph Data from the Solar Physics Branch, NASA/MSFC [MSFC-SOLAR]
The Vector Magnetograph built and maintained at NASA Marshall Space Flight Center (MSFC) is a dedicated instrument to observe the solar vector magnetic field. The instrument has been upgraded regularly ...


26. NASA Solar Dynamics Observatory (SDO) Science Data Products [SDO_DIF_PLACEHOLDER]
[Text Source: The Solar Dynamics Observatory (SDO) Project Home page, http://sdo.gsfc.nasa.gov/mission/about.php ] SDO: The Solar Dynamics Observatory is the first ...


27. Solar Images from the EUV and Soft X-ray Spectroheliographs on OSO-7 [71-083-01]
Two of the six instruments on board the OSO-7 were an EUV spectroheliograph (Neupert, Thames, and Chapman 1974) and a Hard X-ray Spectrometer (Datlowe, Elcan, and Hudson 1974). The spectroheliograph ...


28. SOHO/Coronal Diagnostics Spectrometer (CDS) Data Archive [SOHO_CDS]
The Coronal Diagnostics Spectrometer (CDS) onboard SOHO studies the emission line characteristics in the extreme ultraviolet (EUV) of the Sun. CDS observes the Sun's coronal properties and its interaction ...


29. Ottawa/Penticton 2800 MHz Solar Radio Flux [FE00216]
Solar radio flux is measured from the undisturbed solar surface, developing active regions on the sun and from short-lived enhancements above the daily level. Radio ...


30. Space Physics, Solar Physics and Astronomy Data from Space Physics Data System [SPDS-General]
The Space Physics Data System (SPDS) ( http://spdf.gsfc.nasa.gov/ ) serves the four science disciplines encompassed within the programs of the NASA Space Physics Division, namely: ...


31. NASA STEREO (Solar TErrestrial RElations Observatory) Data Products [NASA_STEREO_DATA_PLACEHOLDER]
[Source: NASA/GSFC Solar TErrestrial RElations Observatory (STEREO) home page, http://stereo.gsfc.nasa.gov/ ] STEREO (Solar ...


32. NOAA Space Environment Laboratory On-Line Solar and Geophysical Data [SEL-01]
The NOAA Space Environment Laboratory collects, evaluates, and distributes data relating to space plasma events, solar activity, and cosmic ray particle activity on a nearly real-time basis. Space ...


33. SOHO/Solar Ultraviolet Measurements of Emitted Radiation (SUMER) Data Archive [SOHO_SUMER]
The Solar Ultraviolet Measurements of Emitted Radiation (SUMER) is a UV telescope and spectrometer that was designed and built at the Max-Planck-Institut fur Aeronomie (MPAe) with international ...


34. VETS Visualizations: Compressible Convection in an Ionizing Fluid [ucar.scd.vets.vg.ccif]
The Sun rings like a bell. By looking at the frequencies of this ringing we can tell what the bell is made of. In the case of the Sun we can tell the sound speed (temperature) ...


35. Pumping of Magnetic Fields by PTCC [ucar.scd.vets.vg.pumping]
This research explores the transport of magnetic fields on the Solar surface by Penetrative Turbulent Compressible Convection (PTCC).This research attempts to better understand the process ...


36. Solar Magnetic Flux Tubes [ucar.scd.vets.vg.mft]
Solar Magnetic Flux Tubes are magnetic field concentrations near the surface of the sun. Because of their close relation to their much larger cousins, sun spots, they are of great interest ...


37. General Access to GRO/BATSE Solar Database Maintained at NASA/GSFC [GRO_BATSE_SOLAR_DB]
For the use of the solar physics and astronomy communities, a system that is available on-line for quick-look access to the solar flare data from the Gamma-Ray Observatory (GRO) has been established. ...


38. RHESSI Solar Flare Data: Light Curves, Spectra, and Images [RHESSI]
The primary mission of the Reuven Ramaty High Energy Solar Spectroscopic Imager (RHESSI) is to explore the basic physics of particle acceleration and energy release in solar flares. RHESSI consists ...


39. SOHO/Michelson Doppler Imager (MDI) and Solar Oscillations Investigation (SOI) Data Archive [SOHO_MDI_SOI]
MDI is a project of the Stanford-Lockheed Institute for Space Research and is a joint effort of the Solar Oscillations Investigation (SOI) in the W.W. Hansen Experimental Physics Laboratory of Stanford ...


40. SOHO/Global Oscillations at Low Frequencies (GOLF) Data Archive [SOHO_GOLF]
The GOLF experiment on the SOHO mission aims to study the internal structure of the sun by measuring the spectrum of global oscillations in the frequency range 10**-7 to 10**-2 Hz. Both p and g mode ...


41. SOHO/Large Angle and Spectrometric Coronagraph Experiment (LASCO) Data Archive [SOHO_LASCO]
The Large Angle and Spectrometric COronagraph (LASCO) instrument is one of 11 instruments included on the joint NASA/ESA SOHO (Solar and Heliospheric Observatory) spacecraft. The LASCO instrument ...


42. Wilcox Solar Observatory Solar Data and Solar Magnetic Field Atlas [WILCOX_SOLAR_ATLAS]
The Wilcox Solar Observatory began daily observations of the Sun's global magnetic field in May 1975, with the goal of understanding changes in the Sun and how those changes affect the Earth; this ...


43. Solar Chromospheric Variability from the National Solar Observatory (NSO) [NSO_CA2]
Observations of the disk-integrated solar Ca II K-line are made using the Evans Coronal Facility at The National Solar Observatory/ Sacramento Peak. A coelostat is used to feed the horizontal Littrow ...


44. Solar Ultraviolet Observations from the Solar Maximum Mission/ Ultraviolet Spectrometer and Polarimeter (SMM/UVSP) [SMM-06]
Data from the Ultraviolet Spectrometer and Polarimeter (UVSP) consist of photon counts at selected UV wavelengths in the 1170 - 3500 A band from detectors which are used in a variety of modes to build ...


45. Images in H-alpha, 80, 160, and 327 MHz, and dynamic spectrograph data from Culgoora Observatory, Australia [CULGOORA]
The Culgoora Solar Observatory is located 25 km west of the town of Narrabri, in north-west New South Wales. The observatory conducts continuous optical and radio observations of the sun every day ...


46. Active Region UV Atlas [HRTS-II_ATLAS]
An ultraviolet spectral Atlas of a sunspot with high spectral and spatial resolution in the wavelength region 1190 - 1730 A is presented. The sunspot was observed with the High Resolution Telescope ...


47. On-line Solar Imaging Data Available from Big Bear Observatory [BBSO_ON_LINE]
Daily Big Bear Solar Observatory (BBSO) images are available from http://www.bbso.njit.edu/. Data available include: High-resolution H-alpha filtergram (usually center line) Dopplergram (usually ...


48. Transition Region and Coronal Explorer (TRACE) Data Archive [TRACE]
The Transition Region and Coronal Explorer (TRACE) is a NASA Small Explorer (SMEX) mission to image the solar corona and transition region at high angular and temporal resolution. The TRACE project ...


49. Global Solar Activity Data Catalog at World Data Center B2, Moscow, USSR [DCB2_SA-001]
The catalog contains solar data received by World Data Center-B2 from 1957-1986. The geographic coordinates of stations are given in the stations-list. The observing instruments are described in the ...


50. Solar Data from the University of Hawaii Mees Solar Observatory (MSO) [MEES_SOLAR_OBS_DATA]
The Mees Solar Observatory of the University of Hawaii regularly observes the Sun and archives the following data on-line: - solar active region maps - white light telescope images - imaging vector ...


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