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242:). With these sites, GONG typically can observe the Sun 91% of the time, 24/7. GONG was constructed to provide observations for helioseismology, which aims to understand the solar interior by analyzing the sound waves that are trapped in it. In 2001, the original GONG detectors were upgraded to 1000 x 1000 pixels and continuous
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Harvey, J. W.; Hill, F.; Hubbard, R. P.; Kennedy, J. R.; Leibacher, J. W.; Pintar, J. A.; Gilman, P. A.; Noyes, R. W.; Title, A. M.; Toomre, J.; Ulrich, R. K.; Bhatnagar, A.; Kennewell, J. A.; Marquette, W.; Patrón, J.; Saá, O.; Yasukawa, E. (31 May 1996). "The Global
Oscillation Network Group (GONG)
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reported on the importance of GONG and its successor data source for space weather operations. It concluded that "GONG provides a vital data source for space weather operations, and it is nearing end of life. The ngGONG project is the most straightforward replacement. It will maintain present
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Pevtsov, Alexei A.; Martinez-Pillet, V.; Gilbert, H.; de Wijn, A. G.; Roth, M.; Gosain, S.; Upton, L. A.; Katsukawa, Y.; Burkepile, J.; Zhang, Jie; Reardon, K. P.; Bertello, L.; Jain, K.; Tripathy, S. C.; Leka, K. D. (2022-11-12). "Helio2024 Science White Paper: ngGONG -- Future Ground-based
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operational capabilities, and provide observations for future requirements. The time window to complete ngGONG prior to the demise of GONG is closing." The Board recommended that "NOAA/NWS financially support the design phase for ngGONG, to insure the initiation of the project."
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were implemented, and the new system is known as GONG++. While GONG still provides helioseismology data, it now also provides full-disk solar magnetic field maps (magnetograms) every minute and full-disk images of the Sun in the wavelength of the
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Deployed in 1995, GONG is a set of six observing systems geographically distributed around the Earth so that the Sun can be observed as continuously as possible. The six observatories are the
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are used for research into the solar magnetic field and chromosphere but are also essential inputs into forecasts of space weather. The NOAA
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Observing Network, provisionally named ngGONG. In April 2023,
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403:"The Global Oscillation Network Group Facility—An Example of Research to Operations in Space Weather"
179:(GONG) is a worldwide network of six identical telescopes, designed to have 24/7 observations of the
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Jain, Kiran; Tripathy, Sushanta C.; Hill, Frank; Pevtsov, Alexei A. (2021-10-01).
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Facilities for
Research in Heliophysics and Space Weather Operational Forecast".
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Spain, Australia, United States of
America, India, Chile
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Integrated
Synoptic Program (NISP), which is operated by
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NOAA Science
Advisory Board Reports, Report Library
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311:GONG shelter in Learmonth, Australia
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259:(SWPC), the US Airforce
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45:Alternative names
220:Mauna Loa Observatory
420:10.1029/2018SW002001
116:Telescope style
39:Map of GONG stations
556:Solar observatories
462:2021PASP..133j5001J
374:(5266): 1284–1286.
187:and dynamics using
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366:Project".
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347:GONG info
550:Category
458:Bibcode
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368:Science
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384:PMID
353:site
265:NASA
175:The
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