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  1. No Access

    Chapter and Conference Paper

    Solar-Radius Variations over a Solar Cycle Observed with the Tokyo Photoelectric Meridian Circle

    As the Sun shows the well-known magnetic activity of eleven-year period, many other interesting observational features of the Sun have been examined in connection with the solar cycle. The diameter of the Sun ...

    M. Yoshizawa in Dynamics and Astrometry of Natural and Artificial Celestial Bodies (1997)

  2. No Access

    Chapter and Conference Paper

    Two Astrometric Projects: Light (Light Interferometer Satellite for the Studies of Galactic Halo Tracers) and Mira (Mitaka/Mauna Kea/Maui Optical and Infra-Red Interferometer Array)

    The projects LIGHT and MIRA are the space-borne and ground-based optical/Infrared-interferometer projects of the National Astronomical Observatory of Japan. The contents of each project are gradually developin...

    M. Yoshizawa, K. Sato, J. Nishikawa… in Dynamics and Astrometry of Natural and Art… (1997)