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20th century

The 20th century

1,560 inventions and discoveries

Invention or discovery	Date	Inventor or discoverer	Type
17960 Liberatore	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17963 Vonderheydt	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17965 Brodersen	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17967 Bacampbell	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17969 Truong	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17970 Palepu	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17976 Schulman	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17982 Simcmillan	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17983 Buhrmester	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17984 Ahantonioli	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21609 Williamcaleb	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21611 Rosoff	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21612 Chelsagloria	May 10, 1999	Lincoln Near-Earth Asteroid Research	asteroid
16059 Marybuda	May 12, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17991 Joshuaegan	May 12, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17992 Japellegrino	May 12, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17993 Kluesing	May 12, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21617 Johnhagen	May 13, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21621 Sherman	May 20, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17163 Vasifedoseev	June 9, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21622 Victorshia	June 9, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17166 Secombe	June 17, 1999	John Broughton	asteroid
21625 Seira	July 12, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21646 Joshuaturner	July 12, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21647 Carlturner	July 12, 1999	Lincoln Near-Earth Asteroid Research	asteroid
12118 Mirotsin	July 13, 1999	Lincoln Near-Earth Asteroid Research	asteroid
12119 Memamis	July 13, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20472 Mollypettit	July 13, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21627 Sillis	July 13, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21630 Wootensmith	July 13, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21649 Vardhana	July 13, 1999	Lincoln Near-Earth Asteroid Research	asteroid
16062 Buncher	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17170 Vsevustinov	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20477 Anastroda	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20478 Rutenberg	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20479 Celisaucier	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20480 Antonschraut	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20482 Dustinshea	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20483 Sinay	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20484 Janetsong	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21635 Micahtoll	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21637 Ninahuffman	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21639 Davidkaufman	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21642 Kominers	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21645 Chentsaiwei	July 14, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20491 Ericstrege	July 16, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21652 Vasishtha	July 22, 1999	Lincoln Near-Earth Asteroid Research	asteroid
21653 Davidwang	July 22, 1999	Lincoln Near-Earth Asteroid Research	asteroid
12604 Lisatate	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
16069 Marshafolger	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
17173 Evgenyamosov	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20503 Adamtazi	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20526 Bathompson	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20528 Kyleyawn	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20529 Zwerling	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20530 Johnayres	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20531 Stevebabcock	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20532 Benbilby	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20534 Bozeman	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid
20536 Tracicarter	September 7, 1999	Lincoln Near-Earth Asteroid Research	asteroid