Could not find any LC data for 4138 Kalchas (1973 SM)
Known Periods
Period [hours] Source Notes Date
1 29.2
LCDB (Rev. 2020-October); Warner et al., 2009
REFERENCE LIST:[French, L.M.; Stephens, R.D.; Coley, D.R.; Megna, R.; Wasserman, L.H. (2012) Minor Planet Bull. 39, 183-187.], [Ryan, E.L.; Sharkey, B.N.L.; Woodward, C.E. (2017) Astron. J. 153, A116.], [Szabo, Gy.M.; Pal, A.; Kiss, Cs.; Kiss, L.L.; et al. (2017) Astron. Astrophys. 599, A44.]
Dec. 31, 2020