After reviewing the original Baptism record, I now believe the surname is "Hirchenheyn" not "Kirchenheyn" as transcribed in FamilySearch. The duplicate register clearly states "Kirchenheyn". LNAB will be set as per the original register. André Laubscher 4 November 2021.
It may be possible to confirm family relationships with Anna Catharina by comparing test results with other carriers of her mitochondrial DNA.
However, there are no known mtDNA test-takers in her direct maternal line.
It is likely that these autosomal DNA test-takers will share some percentage of DNA with Anna Catharina: