From Heshbon to Jair

• Start — Judges 11:26. The year Jephthah's 300-year period began is the year Israel enters the Land = 2555
• End — Judges 11:26. The year Jephthah's 300-year period ended is the year Israel enters the Land (2555) + 300 years = 2855

START:Although Israel conquered Heshbon and its villages at the time of the Exodus (NUM 21:25), they wandered for 40 years (NUM 32:13) and did not begin living there until they settled the Land. [Shulman date p109] END:Although Israel conquered Heshbon and its villages at the time of the Exodus (NUM 21:25), they wandered for 40 years (NUM 32:13) and did not begin living there until they settled the Land. [Shulman date p109] [Ussher date p55]

Years are anno hominis — counted from Creation as year 1 — which is the frame the source computes in. The arithmetic behind each boundary is given above rather than assumed.