Shun-ei Izumikawa

Minor planets discovered: 2 <ref name="MPC-Discoverers" />

5239 Reiki	November 14, 1990	Template:MPCTemplate:Ref label
27748 Vivianhoette	January 9, 1991	Template:MPCTemplate:Ref label
Template:Note label with O. Muramatsu

Template:Nihongo is a Japanese astronomer and co-discoverer of 5239 Reiki and 27748 Vivianhoette, two main-belt asteroids he first observed together with astronomer Osamu Muramatsu at the Yatsugatake South Base Observatory Template:Small near Hokuto, Yamanashi, in 1990 and 1991.<ref name="MPC-Discoverers" />

The asteroids were named for Japanese amateur astronomer Reiki Kushida and American Vivian Hoette from the U.S. Yerkes Observatory, respectively.<ref name="springer-Reiki" /><ref name="springer-Vivianhoette" />

References

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