Bayanin: An kiyasta 1.15 M<unk>, ana ɗaukar IK Pegasi B a matsayin babban dwarf fari. Kodayake ba a lura da radius ɗin sa kai tsaye ba, ana iya kimanta shi daga sanannun alaƙar da aka sani tsakanin taro da radius na dwarfs fari, yana ba da darajar kusan 0.60% na radius na Sun. (Wata tushe daban tana ba da darajar 0.72%, don haka akwai sauran rashin tabbas a cikin wannan sakamakon.) Don haka wannan tauraron yana tattara taro mafi girma fiye da Sun a cikin girma kusan girman Duniya, yana ba da alamar wannan abu mai mahimmanci. Babban, yanayin ƙaramin farin dwarf yana haifar da ƙarfin nauyi mai ƙarfi. Masana ilimin taurari suna nuna wannan darajar ta hanyar logarithm na ƙarfin nauyi a cikin raka'a cgs, ko log g. Don IK Pegasi B, logarithm shine 8.9 g. Ta hanyar kwatanta da hasken rana mai zurfi, za a iya ci gaba da kasancewa mai ƙarfi fiye da sau 35,500 a kan yanayin duniya, yayin da zafin rana mai zurfi zai iya zama kusan sau 2.9.9 K. Don haka, ana kiyasta wannan tauraron yana da ƙarfin ultraviolet
daga sanannun dangantakar ka'idoji tsakanin taro da radius na fararen dwarfs