The 1982–83 Segunda División season saw 20 teams participate in the second flight Spanish league.
 Real Murcia, Cádiz CF and RCD Mallorca were promoted to Primera División.
 Deportivo Alavés, CE Sabadell FC, Jerez Deportivo and Córdoba CF were relegated to Segunda División B.
The 2011 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) were the final playoffs for promotion from 2010–11 Segunda División B to the 2011–12 Segunda División.
 The four first placed teams in each of the four Segunda División B groups played the "Playoffs de Ascenso" and the four last placed teams in Segunda División were relegated to Segunda División B.
 It also decided the two teams which placed 16th to be relegated to the 2011–12 Tercera División.
The 2010 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) were the final playoffs for promotion from 2009–10 Segunda División B to the 2010–11 Segunda División.
 The four first placed teams in each of the four Segunda División B groups played the "Playoffs de Ascenso" and the four last placed teams in Segunda División were relegated to Segunda División B.
 It also decided the two teams which placed 16th to be relegated to the 2010–11 Tercera División.
The 2008 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) were the final playoffs for promotion from 2007–08 Segunda División B to the 2008–09 Segunda División.
 The four first placed teams in each of the four Segunda División B groups played the "Playoffs de Ascenso" and the four last placed teams in Segunda División were relegated to Segunda División B.
 It also decided the two teams which placed 16th to be relegated to the 2008–09 Tercera División.
The 2007 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) were the final playoffs for promotion from 2006–07 Segunda División B to the 2007–08 Segunda División.
 The four first placed teams in each of the four Segunda División B groups played the "Playoffs de Ascenso" and the four last placed teams in Segunda División were relegated to Segunda División B.
 It also decided the two teams which placed 16th to be relegated to the 2007–08 Tercera División.
The 2012 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) were the final playoffs for promotion from 2011–12 Segunda División B to the 2012–13 Segunda División.
 The four first placed teams in each of the four Segunda División B groups played the "Playoffs de Ascenso" and the four last placed teams in Segunda División were relegated to Segunda División B.
 It also decided the two teams which placed 16th to be relegated to the 2012–13 Tercera División.
Deportivo Alavés, S.A.D. ] ; ("Sporting Alavés"), usually abbreviated to Alavés, is a Spanish football club based in Vitoria-Gasteiz, Álava, in the autonomous community of the Basque Country.
 Founded in 23 June 1921 as Sport Fiend's Club, it plays in the highest football category of The Liga Nacional de Fútbol Profesional, La Liga, since the 2016–17 season.
The 2014 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) are the final playoffs for promotion from 2013–14 Segunda División B to the 2014–15 Segunda División.
 The four first placed teams in each of the four Segunda División B groups join the "Playoffs de Ascenso" and the four last placed teams in Segunda División will be relegated to Segunda División B.
 It also decides the teams which placed 16th to be relegated to the 2014–15 Tercera División.
The 2013 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) were the final playoffs for promotion from 2012–13 Segunda División B to the 2013–14 Segunda División.
 The four first placed teams in each of the four Segunda División B groups played the "Playoffs de Ascenso" and the four last placed teams in Segunda División were relegated to Segunda División B.
 It also decided the three teams which placed 16th to be relegated to the 2013–14 Tercera División.
The 2009 Segunda División B play-offs (Playoffs de Ascenso or Promoción de Ascenso) were the final playoffs for promotion from 2008–09 Segunda División B to the 2009–10 Segunda División.
 The four first placed teams in each of the four Segunda División B groups played the "Playoffs de Ascenso" and the four last placed teams in Segunda División were relegated to Segunda División B.
 It also decided the two teams which placed 16th to be relegated to the 2009–10 Tercera División.

Question: Which Spanish football club based in Vitoria-Gasteiz, Álava was relegated to Segunda División B in the 1982–83 Segunda División season?
Answer: Deportivo Alavés