This site is not maintained anymore. For the mission-long complete Yohkoh data set, go to the
Yohkoh Legacy data Archive.

The solar cycle in X-rays



Yohkoh Solar Observatory



This website is dedicated to the Yohkoh solar observatory satellite, a cooperative mission of Japan, the USA, and the UK. Yohkoh was launched in 1991, and observed the solar atmosphere in X-ray radiation continuously for ten years.

In the pages within this site you will find links to a variety of information about Yohkoh, about the instruments on board, about the solar data, and about research that resulted from this collaboration. Links to image galleries and press releases are also provided. Each of the icons in the left-hand frame of this page corresponds to a category of web addresses. The categories are the following:

  • Yohkoh Observatory: front page. This introductory page.
  • About Yohkoh. Overviews of the Yohkoh mission, spacecraft, and instrumentation.
  • Operations and Schedules. Observing campaigns, past and future. Current state of SXT and BCS. Personnel schedule.
  • Data, Catalogs, and Requests. Lists of data, forms for requesting, contact information.
  • Results and Publications. Science Nuggets, Greatest Hits, and Publication lists.
  • Image Galleries. Collections of still images, movies, and explanations. Includes high-resolution solar images in TIFF format.
  • Education and Public Outreach. Tours, lesson plans, tutorials.
  • Yohkoh Hot Topics. Research highlights, press releases.
  • Complete table of contents. All the links from all the categories, on one page. Bookmark it!

If you do not find the link you are looking for here, or if you have suggestions, please direct your comments/questions to us at the address below. This webpage is not maintained anymore. For the mission-long complete Yohkoh data set, go to the Yohkoh Legacy data Archive.




Version without frames


Yohkoh Legacy data Archive at Montana State University