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The 20th century

1,560 inventions and discoveries

Invention or discovery	Date	Inventor or discoverer	Type
3875 Staehle	May 17, 1988	Eleanor F. Helin	asteroid
3876 Quaide	May 19, 1988	Eleanor F. Helin	asteroid
12241 Lefort	August 13, 1988	Freimut Börngen	asteroid
30786 Karkoschka	August 18, 1988	Eugene Merle Shoemaker	asteroid
5281 Lindstrom	September 6, 1988	Schelte J. Bus	asteroid
11854 Ludwigrichter	September 8, 1988	Freimut Börngen	asteroid
5509 Rennsteig	September 8, 1988	Freimut Börngen	asteroid
3955 Bruckner	September 9, 1988	Freimut Börngen	asteroid
5637 Gyas	September 10, 1988	Eugene Merle Shoemaker	asteroid
9023 Mnesthus	September 10, 1988	Eugene Merle Shoemaker	asteroid
4794 Bogard	September 16, 1988	Schelte J. Bus	asteroid
5511 Cloanthus	October 8, 1988	Eugene Merle Shoemaker	asteroid
5638 Deikoon	October 10, 1988	Eugene Merle Shoemaker	asteroid
5120 Bitias	October 13, 1988	Carolyn S. Shoemaker	asteroid
5030 Gyldenkerne	November 3, 1988	Poul Jensen	asteroid
5175 Ables	November 4, 1988	Eugene Merle Shoemaker	asteroid
5433 Kairen	November 10, 1988	Takuo Kojima	asteroid
4970 Druyan	November 12, 1988	Eleanor F. Helin	asteroid
4949 Akasofu	November 29, 1988	Takuo Kojima	asteroid
3995 Sakaino	December 5, 1988	Takuo Kojima	asteroid
3996 Fugaku	December 5, 1988	Masaru Arai	asteroid
3997 Taga	December 6, 1988	Atsushi Sugie	asteroid
4710 Wade	January 4, 1989	Robert H. McNaught	asteroid
9321 Alexkonopliv	January 5, 1989	Takuo Kojima	asteroid
(7569) 1989 BK	January 28, 1989	Yoshiaki Oshima	asteroid
5178 Pattazhy	February 1989	Rajgopalan Rajamohan	asteroid
7699 Božek	February 2, 1989	Antonín Mrkos	asteroid
5124 Muraoka	February 4, 1989	Tsutomu Seki	asteroid
9576 van der Weyden	February 4, 1989	Eric Walter Elst	asteroid
9941 Iguanodon	February 4, 1989	Eric Walter Elst	asteroid
5557 Chimikeppuko	February 7, 1989	Kin Endate	asteroid
5905 Johnson	February 11, 1989	Eleanor F. Helin	asteroid
4638 Estens	March 2, 1989	Robert H. McNaught	asteroid
5617 Emelyanenko	March 5, 1989	Eleanor F. Helin	asteroid
10300 Tanakadate	March 6, 1989	Tsutomu Seki	asteroid
5210 Saint-Saëns	March 7, 1989	Freimut Börngen	asteroid
4582 Hank	March 31, 1989	Carolyn S. Shoemaker	asteroid
12695 Utrecht	April 1989	Eric Walter Elst	asteroid
4640 Hara	April 1989	Osamu Muramatsu	asteroid
12258 Oscarwilde	April 3, 1989	Eric Walter Elst	asteroid
9749 Van den Eijnde	April 3, 1989	Eric Walter Elst	asteroid
5180 Ohno	April 6, 1989	Tetsuya Fujii	asteroid
(7646) 1989 KE	May 29, 1989	Henry E. Holt	asteroid
5517 Johnerogers	June 4, 1989	Eleanor F. Helin	asteroid
5735 Loripaul	June 4, 1989	Eleanor F. Helin	asteroid
5736 Sanford	June 6, 1989	Eleanor F. Helin	asteroid
4838 Billmclaughlin	July 2, 1989	Eleanor F. Helin	asteroid
5211 Stevenson	July 8, 1989	Eugene Merle Shoemaker	asteroid
4745 Nancymarie	July 9, 1989	Henry E. Holt	asteroid
4713 Steel	August 26, 1989	Robert H. McNaught	asteroid
10303 Fréret	September 2, 1989	Eric Walter Elst	asteroid
11499 Duras	September 2, 1989	Eric Walter Elst	asteroid
16447 Vauban	September 3, 1989	Eric Walter Elst	asteroid
7572 Znokai	September 23, 1989	Kin Endate	asteroid
12259 Szukalski	September 26, 1989	Eric Walter Elst	asteroid
12696 Camus	September 26, 1989	Eric Walter Elst	asteroid
27719 Fast	September 26, 1989	Eric Walter Elst	asteroid
5351 Diderot	September 26, 1989	Eric Walter Elst	asteroid
10304 Iwaki	September 30, 1989	Kin Endate	asteroid
7754 Gopalan	October 2, 1989	Schelte J. Bus	asteroid