El ColegiadoData on refereeing in the Liga

Undiano Mallenco × Andoni Iraola

24 matches of Andoni Iraola (Athletic Bilbao) refereed by Alberto Undiano Mallenco, from 2003-04 to 2014-15.

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Player data: 2000-01 → 2021-22 only. Player-level match sheets come from Zenodo (BeSoccer, CC BY-NC 4.0 licence, non-commercial use). No free source provides them after 2021-22: more recent matches are not counted here. Penalties conceded are not attributed to players in the source, so they are not analysed.

In short

Undiano Mallenco refereed 24 Liga matches in which Andoni Iraola took part, from 2003-04 to 2014-15: 1,967 minutes played, 2 yellow cards and 0 red cards. With the other referees, over the same seasons (374 matches, 30,883 minutes), Andoni Iraola receives 0.15 yellow cards per 90 minutes, against 0.09 with Undiano Mallenco.

Verdict: no clear difference with the other referees.

Cards are rare (less than one per player per match): over a few dozen matches, only a very large deviation can be told apart from chance. "No clear difference" does not mean "no effect".

Matches

24

21 starts · 1,967 minutes · 12 seasons

Yellow cards

2for 3.4 expected

0.09 per 90 minutes with this referee · 0.15 with the others

no clear difference

Red cards

0for 0.1 expected

0.00 per 90 minutes with this referee · 0.00 with the others

no clear difference
For experts: statistical tests and method

Permutation test stratified by season: within each season, the player's matches given to this referee are drawn again at random among all the player's matches (same number per season). Deviation = (observed − expected cards) per 90 minutes played with this referee; positive = more cards than expected. q: Benjamini-Hochberg correction over the 3,781 pairs with at least 10 matches, separately for yellows and reds.

MeasureObservedExpectedDeviation / 90 minpqVerdict
Yellow cards23.39−0.0640.421.00no clear difference
Red cards00.06−0.0031.001.00no clear difference

The 24 matches

Minutes played and cards received by Andoni Iraola in each match refereed by Undiano Mallenco.

DateMatchTeamMinutesYellowsReds
30 Aug 2003Athletic Bilbao 0-1 FC BarcelonaAthletic Bilbao0′ → 61′00
19 Sept 2004Athletic Bilbao 1-2 Deportivo de A CoruñaAthletic Bilbao0′ → 90′00
30 Apr 2005Atlético Madrid 1-1 Athletic BilbaoAthletic Bilbao↑ 46′ → 90′00
22 Sept 2005Real Madrid CF 3-1 Athletic BilbaoAthletic Bilbao↑ 72′ → 90′00
29 Oct 2005Athletic Bilbao 1-1 RC Celta de VigoAthletic Bilbao0′ → 90′00
16 Apr 2006Atlético Madrid 1-0 Athletic BilbaoAthletic Bilbao0′ → 90′00
27 Aug 2006Athletic Bilbao 1-1 Real SociedadAthletic Bilbao0′ → 90′10
28 Jan 2007Real Sociedad 0-2 Athletic BilbaoAthletic Bilbao0′ → 90′00
27 Jan 2008Athletic Bilbao 1-1 FC BarcelonaAthletic Bilbao0′ → 90′00
2 Mar 2008UD Almería 1-1 Athletic BilbaoAthletic Bilbao0′ → 90′00
19 Oct 2008Athletic Bilbao 0-1 FC BarcelonaAthletic Bilbao0′ → 90′00
7 Mar 2009FC Barcelona 2-0 Athletic BilbaoAthletic Bilbao0′ → 90′00
25 Oct 2009Getafe CF 2-0 Athletic BilbaoAthletic Bilbao0′ → 90′00
21 Feb 2010Athletic Bilbao 4-1 CD TenerifeAthletic Bilbao0′ → 90′00
20 Nov 2010Real Madrid CF 5-1 Athletic BilbaoAthletic Bilbao0′ → 90′00
24 Jan 2011Athletic Bilbao 3-0 Hércules CFAthletic Bilbao0′ → 90′10
2 Mar 2011Real Zaragoza 2-1 Athletic BilbaoAthletic Bilbao0′ → 90′00
27 Nov 2011Athletic Bilbao 0-1 Granada CFAthletic Bilbao0′ → 90′00
11 Apr 2012Granada CF 2-2 Athletic BilbaoAthletic Bilbao0′ → 90′00
20 Oct 2012Valencia CF 3-2 Athletic BilbaoAthletic Bilbao0′ → 90′00
22 Feb 2013Athletic Bilbao 1-3 Real SociedadAthletic Bilbao0′ → 90′00
16 Feb 2014Athletic Bilbao 1-2 RCD EspanyolAthletic Bilbao0′ → 90′00
3 Jan 2015Deportivo de A Coruña 1-0 Athletic BilbaoAthletic Bilbao↑ 46′ → 90′00
7 Mar 2015Athletic Bilbao 1-0 Real Madrid CFAthletic Bilbao0′ → 90′00

↑: came on as a substitute. Stoppage time is not recorded in the source: minutes stop at 90.

Andoni Iraola with other referees

  • David Fernández Borbalán22 matches
  • Ramírez Domínguez22 matches
  • César Muñiz Fernández21 matches
  • Alfonso Álvarez19 matches
  • Fernando Teixeira Vitienes18 matches
  • Carlos Velasco Carballo18 matches
  • Carlos Clos Gómez16 matches
  • Mateu Lahoz15 matches
  • Ayza Gámez14 matches
  • Bernardino González Vázquez13 matches
  • Alfonso Pérez Burrull13 matches
  • Antonio Rubinos Pérez12 matches
  • Estrada Fernández11 matches
  • Vicente Lizondo Cortés11 matches
  • Luis Medina Cantalejo11 matches
  • Julián Rodríguez Santiago11 matches
  • José Antonio Teixeira Vitienes11 matches
  • Arturo Daudén Ibáñez10 matches
  • Iglesias Villanueva10 matches
  • Manuel Mejuto González10 matches