• JPL 6324 Kejonuma 1991 DN1 Kejonuma February 23, 1991 Karasuyama S. Inoda, T. Urata  · 6.0 km MPC · JPL 6325 1991 EA1 — March 14, 1991 Yorii M. Arai, H...
    228 KB (301 words) - 18:58, 6 September 2024
  • planets during 1988–1991, all in collaboration with astronomer Hiroshi Mori. On 5 January 1991, he has also discovered Comet Arai, C/1991 A2. The main-belt...
    8 KB (214 words) - 08:01, 25 June 2021
  • Thumbnail for List of asteroid-discovering observatories
    Dassanowsky 4901 Ó Briain (5732) 1988 WC (5746) 1991 CK (5913) 1990 BU 6299 Reizoutoyoko (6325) 1991 EA1 6380 Gardel (6638) 1989 CA (6703) 1988 CH (6704)...
    38 KB (4,282 words) - 07:24, 8 July 2024
  • collaboration with amateur astronomer Masaru Arai at Yorii Observatory during 1988–1991. The main-belt asteroid 19190 Morihiroshi, discovered by Japanese astronomers...
    8 KB (171 words) - 03:42, 31 December 2021