||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.
Published Reference List:
[Gonano, M.; Di Martino, M.; Mottola, S.; Neukum, G. (1991) Adv. Space Res. 11, no. 12, 197-200.]