So When Is the Yahrtzeit

When is די מאמע רחל'ס Yahrzeit? 1) According to the פסיקתא רבתי, the מאמע רחל died  between Pesach & Shavuos when the ground was dry (see Rashi Breishis 48:7 who agrees with the Pesikta) 2) The ילקוט שמעוני writes, she died on the 11th of Cheshvan. 3) In one of the dead sea scrolls,* it is written that she died on the 10th of Teves. *Sefarim Chitzonim, not necessarily  Chazal