Could not find any LC data for 20729 (1999 XS143)
Known Periods
Period [hours] Source Notes Date
1 5.72
LCDB (Rev. 2020-October); Warner et al., 2009
[Result based on less than full coverage, so that the period may be wrong by 30 percent or so.] REFERENCE LIST:[Melita, M.D.; Duffard, R.; Williams, I.P.; Jones, D.C.; et al. (2010) Planet. Space Sci. 58, 1035-1039.]
Dec. 22, 2020