The Atharvaveda, while undoubtedly belonging to the core Vedic corpus, in some ways represents an independent parallel tradition to that of the Rigveda and Yajurveda.
The Jaina and Bauddha texts are considerably more hostile to the AV (they call it Aggvāna or Ahavā ...
From alleged internal astronomical references (AVS XI.7), it has been surmised that the Atharvanic period included the time when the Pleiades occupied the spring equinox (roughly 2200 BC). Further, tradition suggests that paippalāda, one of the early collators, and Vaidhar ...