Copa Libertadores – Group Stage (Matchday 1)

12 February 2013
Emelec – Velez Sarsfield
Referee: Wilmar Roldan (COL, photo)
Assistant Referee 1: Huberto Clavijo (COL)
Assistant Referee 2: Eduardo Diaz (COL)
Fourth Official: Carlos Vera (ECU)
Referee Observer: Rogger Zambrano (ECU)

Nacional – Barcelona
Referee: Enrique Osses (CHI)
Assistant Referee 1: Francisco Mondria (CHI)
Assistant Referee 2: Carlos Astroza (CHI)
Fourth Official: Daniel Fedorczuk (URU)
Referee Observer: Jorge Larrionda (URU)

Universidad de Chile – Deportivo Lara
Referee: Omar Ponce (ECU)
Assistant Referee 1: Luis Alvarado (ECU)
Assistant Referee 2: Carlos Herrera (ECU)
Fourth Official: Jorge Osorio (CHI)
Referee Observer: Pablo Pozo (CHI)


13 February 2013
Deportes Iquique – Penarol
Referee: Enrique Caceres (PAR)
Assistant Referee 1: Dario Gaona (PAR)
Assistant Referee 2: Juan Zorrilla (PAR)
Fourth Official: Carlos Ulloa (CHI)
Referee Observer: Gaston Castro (CHI)

Caracas – Fluminense
Referee: Jose Buitrago (COL)
Assistant Referee 1: Wilson Berrio (COL)
Assistant Referee 2: Rafael Rivas (COL)
Fourth Official: Mayker Gomez (VEN)
Referee Observer: Bernado Corujo (VEN)

Boca Juniors – Toluca
Referee: Victor Carrillo (PER)
Assistant Referee 1: Jonny Bossio (PER)
Assistant Referee 2: Cesar Escano (PER)
Fourth Official: German Delfino (ARG)
Referee Observer: Abel Gnecco (ARG)

Real Garcilaso – Santa Fe
Referee: Julio Bascunan (CHI)
Assistant Referee 1: Sergio Roman (CHI)
Assistant Referee 2: Juan Maturana (CHI)
Fourth Official: Miguel Santivanez (PER)
Referee Observer: Gilberto Hidalgo (PER)

Atletico Mineiro – Sao Paulo
Referee: Marcelo Henrique (BRA)
Assistant Referee 1: Altemir Hausmann (BRA)
Assistant Referee 2: Fabricio Vilarinho (BRA)
Fourth Official: Ricardo Marques (BRA)

14 February 2013
Gremio – Huachipato
Referee: Diego Abal (ARG)
Assistant Referee 1: Hernan Maidana (ARG)
Assistant Referee 2: Juan Belatti (ARG)
Fourth Official: Wilton Sampaio (BRA)
Referee Observer: Salvio Fagundes (BRA)

Newell Old Boys – Olimpia
Referee: Leandro Vuaden (BRA)
Assistant Referee 1: Marcio Santiago (BRA)
Assistant Referee 2: Marcelo Van Gasse (BRA)
Fourth Official: Silvio Trucco (ARG)
Referee Observer: Juan Loustau (ARG)

The Strongest – Arsenal
Referee: Antonio Arias (PAR)
Assistant Referee 1: Milciades Saldivar (PAR)
Assistant Referee 2: Hugo Martinez (PAR)
Fourth Official: Johnny Cuellar (BOL)
Referee Observer: Marcelo Ortube (BOL)

Palmeiras – Sporting Cristal
Referee: Martin Vazquez (URU)
Assistant Referee 1: Mauricio Espinosa (URU)
Assistant Referee 2: Nicolas Taran (URU)
Fourth Official: Paulo Oliveira (BRA)
Referee Observer: Ednilson Corona (BRA)

Deportes Tolima – Cerro Porteno
Referee: Nestor Pitana (ARG)
Assistant Referee 1: Diego Bonfa (ARG)
Assistant Referee 2: Gustavo Rossi (ARG)
Fourth Official: Imer Machado (COL)
Referee Observer: Oscar Ruiz (COL)