UEFA Champions League – Group Stage (Matchday 4)

6 November 2012
Real Madrid – Borussia Dortmund
Referee: Cuneyt Cakir (TUR, photo)
Assistant Referee 1: Bahattin Duran (TUR)
Assistant Referee 2: Tarik Ongun (TUR)
Additional AR 1: Huseyin Gocek (TUR)
Additional AR 2: Suleyman Abay (TUR)
Fourth Official: Cem Satman (TUR)
Referee Observer: Alan Snoddy (NIR)

Schalke – Arsenal
Referee: Nicola Rizzoli (ITA)
Assistant Referee 1: Renato Faverani (ITA)
Assistant Referee 2: Andrea Stefani (ITA)
Additional AR 1: Antonio Damato (ITA)
Additional AR 2: Paolo Valeri (ITA)
Fourth Official: Mauro Tonolini (ITA)
Referee Observer: Martin Iseli (SUI)

Dynamo Kyiv – FC Porto
Referee: Alberto Undiano Mallenco (ESP)
Assistant Referee 1: Roberto Diaz Del Palomar (ESP)
Assistant Referee 2: Jesus Calvo Guadamuro (ESP)
Additional AR 1: Fernando Teixeira Vitienes (ESP)
Additional AR 2: Antonio Mateu Lahoz (ESP)
Fourth Official: Pau Cebrian Devis (ESP)
Referee Observer: Stephen Lodge (ENG)

Paris SG – Dinamo Zagreb
Referee: Pawel Gil (POL)
Assistant Referee 1: Piotr Sadczuk (POL)
Assistant Referee 2: Marcin Borkowski (POL)
Additional AR 1: Hubert Siejewicz (POL)
Additional AR 2: Adam Lyczmanski (POL)
Fourth Official: Konrad Sapela (POL)
Referee Observer: Jozef Marko (SVK)

Olympiacos – Montpellier
Referee: Marijo Strahonja (CRO)
Assistant Referee 1: Sinisa Premuzaj (CRO)
Assistant Referee 2: Igor Krmar (CRO)
Additional AR 1: Igor Pristovnik (CRO)
Additional AR 2: Ante Vucemilovic-Simunovic (CRO)
Fourth Official: Ivica Modric (CRO)
Referee Observer: Bo Karlsson (SWE)

Anderlecht – Zenit
Referee: Antony Gautier (FRA)
Assistant Referee 1: Michael Annonier (FRA)
Assistant Referee 2: Eric Dansault (FRA)
Additional AR 1: Ruddy Buquet (FRA)
Additional AR 2: Olivier Thual (FRA)
Fourth Official: Philippe Jeanne (FRA)
Referee Observer: Eugen Strigel (GER)

AC Milan – Malaga
Referee: Howard Webb (ENG)
Assistant Referee 1: Michael Mullarkey (ENG)
Assistant Referee 2: Darren Cann (ENG)
Additional AR 1: Michael Oliver (ENG)
Additional AR 2: Anthony Taylor (ENG)
Fourth Official: Stephen Child (ENG)
Referee Observer: Levan Paniashvili (GEO)

Manchester City – Ajax
Referee: Peter Rasmussen (DEN)
Assistant Referee 1: Henrik Sonderby (DEN)
Assistant Referee 2: Niels Hog (DEN)
Additional AR 1: Kenn Hansen (DEN)
Additional AR 2: Jakob Kehlet (DEN)
Fourth Official: Lars Hummelgaard (DEN)
Referee Observer: Roberto Rosetti (ITA)

7 November 2012
Braga – Manchester United
Referee: Felix Brych (GER)
Assistant Referee 1: Mark Borsch (GER)
Assistant Referee 2: Stefan Lupp (GER)
Additional AR 1: Felix Zwayer (GER)
Additional AR 2: Guido Winkmann (GER)
Fourth Official: Mike Pickel (GER)
Referee Observer: Luciano Luci (ITA)

Chelsea – Shakhtar
Referee: Carlos Velasco Carballo (ESP)
Assistant Referee 1: Roberto Alonso Fernandez (ESP)
Assistant Referee 2: Juan Yuste Jimenez (ESP)
Additional AR 1: Carlos Clos Gomez (ESP)
Additional AR 2: Carlos Del Cerro Grande (ESP)
Fourth Official: Javier Aguilar Rodríguez (ESP)
Referee Observer: Markus Nobs (SUI)

Bayern Munchen – OSC Lille
Referee: Ovidiu Hategan (ROU)
Assistant Referee 1: Zoltan Szekely (ROU)
Assistant Referee 2: Octavian Sovre (ROU)
Additional AR 1: Alexandru Tudor (ROU)
Additional AR 2: Cristian Balaj (ROU)
Fourth Official: Cristian Nica (ROU)
Referee Observer: Hugh Dallas (SCO)

Valencia – Bate Borisov
Referee: Tom Harald Hagen (NOR)
Assistant Referee 1: Dag-Roger Nebben (NOR)
Assistant Referee 2: Magnus Lundberg (NOR)
Additional AR 1: Espen Berntsen (NOR)
Additional AR 2: Ken Henry Johnsen (NOR)
Fourth Official: Geir Age Holen (NOR)
Referee Observer: Murat Ilgaz (TUR)

Celtic – FC Barcelona
Referee: Bjorn Kuipers (NED)
Assistant Referee 1: Sander van Roekel (NED)
Assistant Referee 2: Erwin Zeinstra (NED)
Additional AR 1: Richard Liesveld (NED)
Additional AR 2: Ed Janssen (NED)
Fourth Official: Davie Goossens (NED)
Referee Observer: Zoran Petrovic (SRB)

Juventus – Nordsjaelland
Referee: Aleksandar Stavrev (MKD)
Assistant Referee 1: Marjan Kirovski (MKD)
Assistant Referee 2: Dejan Kostadinov (MKD)
Additional AR 1: Dimitar Meckarovski (MKD)
Additional AR 2: Goran Spirkoski (MKD)
Fourth Official: Dusko Miloseski (MKD)
Referee Observer: Fritz Stuchlik (AUT)

CFR Cluj – Galatasaray
Referee: William Collum (SCO)
Assistant Referee 1: William Conquer (SCO)
Assistant Referee 2: Martin Cryans (SCO)
Additional AR 1: Steven McLean (SCO)
Additional AR 2: John Beaton (SCO)
Fourth Official: Alan Mulvanny (SCO)
Referee Observer: Aleksei Spirin (RUS)

Benfica Lisbon – Spartak Moskva
Referee: Florian Meyer (GER)
Assistant Referee 1: Holger Henschel (GER)
Assistant Referee 2: Christoph Bornhorst (GER)
Additional AR 1: Marco Fritz (GER)
Additional AR 2: Christian Dingert (GER)
Fourth Official: Jan-Hendrik Salver (GER)
Referee Observer: Miroslav Liba (CZE)