was a Japanese

astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, natural satellite, moons, comets and galaxy, g ...

and co-discover of

4200 Shizukagozen 4 (four) is a number, numeral and digit. It is the natural number following 3 and preceding 5. It is the smallest semiprime and composite number, and is considered unlucky in many East Asian cultures. In mathematics Four is the smallest c ...

, an

asteroid An asteroid is a minor planet of the inner Solar System. Sizes and shapes of asteroids vary significantly, ranging from 1-meter rocks to a dwarf planet almost 1000 km in diameter; they are rocky, metallic or icy bodies with no atmosphere. ...

of the main-belt. Banno is considered to be one of Japan's pioneering

amateur astronomer Amateur astronomy is a hobby where participants enjoy observing or imaging celestial objects in the sky using the unaided eye, binoculars, or telescopes. Even though scientific research may not be their primary goal, some amateur astronomers m ...

. He died in a traffic accident in 1991. The main-belt asteroid 3394 Banno was named in his memory on 10 November 1992 ().

References

1952 births 1991 deaths 20th-century Japanese astronomers Discoverers of asteroids * Road incident deaths in Japan {{japan-astronomer-stub