• List of minor planets: 12001–13000 (redirect from (12263) 1989 YA4)
    JPL 12262 Nishio 1989 UL Nishio October 21, 1989 Kitami K. Endate, K. Watanabe  · 4.6 km MPC · JPL 12263 1989 YA4 — December 30, 1989 Siding Spring R....
    211 KB (301 words) - 13:58, 8 March 2024
  • Robert H. McNaught
    18 March 1991 list (11903) 1991 RD7 2 September 1991 list (12263) 1989 YA4 30 December 1989 list (12273) 1990 TS4 9 October 1990 list (12305) 1991 TE1...
    44 KB (958 words) - 09:56, 19 August 2024