nena-north
Northern Preliminary Contest
- tier
- subregional (level in the hierarchy is derived from the graph; this is the series' own label)
- region
- North America
- naming
- season-start — the year in a contest id names the season's first half (fall regionals)
- editions
- 11 (2008–2019) — seasons 2008–2009 to 2019–2020
11 editions ran: 1 standings, 7 ICPC standings only, 3 no result · 1 with an archived result · 9 websites archived · 0 with a problem set
S scoreboard · F frozen scoreboard · St standings · R rankings · I ICPC standings (lowest tier) — filled = archived copy held, outlined = live link only (not yet archived)