List of asteroids/190401–190500

|| October 10, 1999 || Socorro || LINEAR
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190403 - || || October 12, 1999 || Socorro || LINEAR
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190406 - || || October 7, 1999 || Catalina || CSS
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190409 - || || October 12, 1999 || Kitt Peak || Spacewatch
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190412 - || || October 9, 1999 || Socorro || LINEAR
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190415 - || || October 29, 1999 || Catalina || CSS
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190418 - || || November 4, 1999 || Socorro || LINEAR
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190421 - || || November 9, 1999 || Socorro || LINEAR
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190424 - || || November 9, 1999 || Kitt Peak || Spacewatch
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190427 - || || November 6, 1999 || Socorro || LINEAR
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190430 - || || November 30, 1999 || Kitt Peak || Spacewatch
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190433 - || || December 7, 1999 || Kitt Peak || Spacewatch
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190436 - || || December 12, 1999 || Socorro || LINEAR
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190439 - || || December 12, 1999 || Socorro || LINEAR
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190442 - || || December 31, 1999 || Oizumi || T. Kobayashi
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190445 - || || January 3, 2000 || Socorro || LINEAR
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190448 - || || January 5, 2000 || Socorro || LINEAR
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190451 - || || January 5, 2000 || Socorro || LINEAR
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190454 - || || January 30, 2000 || Catalina || CSS
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190457 - || || February 2, 2000 || Socorro || LINEAR
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190460 - || || February 2, 2000 || Socorro || LINEAR
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190463 - || || February 8, 2000 || Kitt Peak || Spacewatch
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190466 - || || February 5, 2000 || Kitt Peak || Spacewatch
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190469 - || || February 29, 2000 || Socorro || LINEAR
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190472 - || || February 29, 2000 || Socorro || LINEAR
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190475 - || || February 25, 2000 || Kitt Peak || Spacewatch
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190478 - || || February 29, 2000 || Socorro || LINEAR
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190481 - || || March 3, 2000 || Socorro || LINEAR
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190484 - || || March 3, 2000 || Socorro || LINEAR
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190487 - || || March 10, 2000 || Socorro || LINEAR
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190490 - || || March 29, 2000 || Socorro || LINEAR
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190493 - || || April 5, 2000 || Socorro || LINEAR
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190496 - || || April 2, 2000 || Anderson Mesa || LONEOS
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190499 - ||