(21893) 1999 VL4 31 julio, 2018 aaznar Asteroid Photometric Survey, Mars-Crossing Asteroids Lightcurves Number: 21893 Designation: 1999 VL4 Name: First Date: 2017/08/23 Points: 95 P1: 4.02 P1 error: 0.01 Max. Ampl.: 0.40
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