List of unnumbered minor planets: 2003 U (430–619)

The "List of unnumbered minor planets: 2003 U (430–619)" refers to a specific category of celestial objects known as minor planets (or asteroids) that have been identified and designated with provisional designations beginning with the year 2003 and the letter "U," indicating that they were discovered in that timeframe. This particular list includes those minor planets which have not yet been formally numbered by the International Astronomical Union (IAU).