X.6. Ambiguous periods of lightcurves

The Table on p. 5771 – 5779 includes alternative values of period and amplitude for minor planets marked in the Table “Minor planet lightcurve parameters” as having ambiguous value of period. The data for publication in the Table were supplied by B. Warner (Palmer Divide Observatory, Colorado Springs, U.S.A.), A. W. Harris (Space Science Institute, U.S.A.) and P. Pravec (Astronomical Institute, Academy of Sciences of Czech Republic).