Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

The Global Oscillation Network Group (GONG) Project

Harvey1, Hill, Hubbard

  • 1J. W. Harvey, F. Hill, R. P. Hubbard, J. R. Kennedy, J. W. Leibacher, and J. A. Pintar are with the National Solar Observatory, National Optical Astronomy Observatories, Post Office Box 26732, Tucson, AZ 85726-6732, USA. P. A. Gilman is with the High Altitude Observatory, National Center for Atmospheric Research, Post Office Box 3000, Boulder, CO 80307, USA. R. W. Noyes is with the Smithsonian Astrophysical Observatory, 60 Garden Street, Cambridge, MA 02138, USA. A. M. Title is with the Lockheed Solar and Astrophysics Laboratory, Palo Alto, CA 94304, USA. J. Toomre is with JILA, University of Colorado, Boulder, CO 80309, USA. R. K. Ulrich is with the Department of Physics and Astronomy, University of California, Los Angeles, CA 90024, USA. A. Bhatnagar is with the Udaipur Solar Observatory, Physical Research Laboratory, Udaipur, India. J. A. Kennewell is with the Learmonth Solar Observatory, IPS Radio and Space Services, Exmouth, Western Australia, Australia. W. Marquette is with the Big Bear Solar Observatory, Big Bear City, CA 92314, and California Institute of Technology, 264-33, Pasadena, CA 91125, USA. J. Patron is with the Observatorio del Teide, Instituto Astrofisica de Canarias, La Laguna, Tenerife, Spain. O. Saa is with the Cerro Tololo Interamerican Observatory, National Optical Astronomy Observatories, La Serena, Chile. E. Yasukawa is with the Mauna Loa Solar Observatory, Hilo, HI 96720, and High Altitude Observatory, National Center for Atmospheric Research, Post Office Box 3000, Boulder, CO 80307, USA.

Science (New York, N.Y.)
|May 31, 1996
PubMed
Summary

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Aspects of nasal, oropharyngeal and anal carriage of in normal dogs and dogs with pyoderma.

Veterinary dermatology·2021
Same author

Wound ballistics.

Research program. United States. Army. Medical Department·2010
Same author

Alcohol-induced sinusoidal endothelial cell dysfunction in the mouse is associated with exacerbated liver apoptosis and can be reversed by caspase inhibition.

Hepatology research : the official journal of the Japan Society of Hepatology·2001
Same author

Study of B Decays to Charmonium States: B-->eta(c)K and B --> chi(c0)K.

Physical review letters·2001
Same author

Physiological and anatomical studies of the development of the sympathetic innervation to rat iris arterioles.

Journal of the autonomic nervous system·2000
Same author

Seven habits of highly effective school nurses

NASNewsletter·2000
Same journal

Erratum for the Research Article "Detecting supramolecular organic nanoparticles during heat wave".

Science (New York, N.Y.)·2026
Same journal

Local signals, systemic decline.

Science (New York, N.Y.)·2026
Same journal

The mechanics of liver regeneration.

Science (New York, N.Y.)·2026
Same journal

Computing in a memory with physics.

Science (New York, N.Y.)·2026
Same journal

Retraction.

Science (New York, N.Y.)·2026
Same journal

Making time.

Science (New York, N.Y.)·2026
See all related articles
This summary is machine-generated.

The Global Oscillation Network Group (GONG) project provides continuous solar surface observations for helioseismology. Its global network significantly reduces data artifacts and noise, enabling precise solar oscillation measurements.

Area of Science:

  • * Solar Physics
  • * Astrophysics
  • * Helioseismology

Background:

  • * Helioseismology demands long-term, uninterrupted solar surface oscillation data for accurate normal mode measurements.
  • * Previous observation methods were limited by data gaps and spectral artifacts.

Purpose of the Study:

  • * To detail the operational success and data quality of the Global Oscillation Network Group (GONG) project.
  • * To highlight GONG's contribution to precise helioseismic measurements.

Main Methods:

  • * Deployment of a global network of six identical solar instruments.
  • * Continuous acquisition of solar surface velocity images since October 1995.
  • * Achieving a high operational duty cycle of 89 percent.

Related Experiment Videos

Main Results:

  • * Reduced spectral artifact magnitude by a factor of 280 compared to single-site observations.
  • * Achieved an instrumental noise level below the observed solar background.
  • * Enabled precise measurements of the sun's normal modes of oscillation.

Conclusions:

  • * The GONG network has successfully provided high-quality, continuous solar data essential for helioseismology.
  • * GONG's performance significantly surpasses previous observational limitations, advancing solar interior studies.