CONMEBOL Libertadores 2020 – Group Stage (Matchday 4)

22-24 September 2020

Tigre – Bolivar
Referee: Roberto Tobar (CHI, photo)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Claudio Rios (CHI)
Fourth Official: Christian Garay (CHI)
Referee Assessor: Angel Sanchez (ARG)

Barcelona – Flamengo
Referee: Diego Haro (PER)
Assistant Referee 1: Jonny Bossio (PER)
Assistant Referee 2: Michael Orue (PER)
Fourth Official: Kevin Ortega (PER)
Referee Assessor: Juan Corozo (ECU)

Estudiantes de Merida – Nacional
Referee: Andres Rojas (COL)
Assistant Referee 1: Alexander Guzman (COL)
Assistant Referee 2: John Leon (COL)
Fourth Official: Nicolas Gallo (COL)
Referee Assessor: Marlon Escalante (VEN)

Liga de Quito – Sao Paulo
Referee: Wilmar Roldan (COL)
Assistant Referee 1: Wilmar Navarro (COL)
Assistant Referee 2: Miguel Roldan (COL)
Fourth Official: John Ospina (COL)
Referee Assessor: Juan Albarracin (ECU)

Junior – Independiente Del Valle
Referee: Jose Argote (VEN)
Assistant Referee 1: Francheskoly Chacon (VEN)
Assistant Referee 2: Jorge Urrego (VEN)
Fourth Official: Alexis Herrera (VEN)
Referee Assessor: Abraham Gonzalez (COL)

Binacional – River Plate
Referee: Gery Vargas (BOL)
Assistant Referee 1: Jose Antelo (BOL)
Assistant Referee 2: Edward Saavedra (BOL)
Fourth Official: Ivo Mendez (BOL)
Referee Assessor: Henry Gambetta (PER)

Caracas – Libertad
Referee: Braulio Machado (BRA)
Assistant Referee 1: Marcelo Van Gasse (BRA)
Assistant Referee 2: Bruno Pires (BRA)
Fourth Official: Flavio Souza (BRA)
Referee Assessor: Miguel Buitrago (VEN)

Atletico Paranaense – Colo Colo
Referee: Fernando Rapallini (ARG)
Assistant Referee 1: Juan Belatti (ARG)
Assistant Referee 2: Pablo Gonzalez (ARG)
Fourth Official: Esteban Ostojich (URU)
Referee Assessor: Emerson De Carvalho (BRA)

Defensa y Justicia – Olimpia
Referee: Christian Garay (CHI)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Claudio Rios (CHI)
Fourth Official: Roberto Tobar (CHI)
Referee Assessor: Sergio Viola (ARG)

Guarani – Palmeiras
Referee: Nestor Pitana (ARG)
Assistant Referee 1: Carlos Barreiro (URU)
Assistant Referee 2: Martin Soppi (URU)
Fourth Official: Gustavo Tejera (URU)
Referee Assessor: Oscar Viera (PAR)

America de Cali – Universidad Catolica
Referee: Jesus Valenzuela (VEN)
Assistant Referee 1: Luis Murillo (VEN)
Assistant Referee 2: Byron Romero (ECU)
Fourth Official: Guillermo Guerrero (ECU)
Referee Assessor: Wilson Lamoroux (COL)

Internacional – Gremio
Referee: Patricio Loustau (ARG)
Assistant Referee 1: Ezequiel Brailovsky (ARG)
Assistant Referee 2: Diego Bonfa (ARG)
Fourth Official: Facundo Tello (ARG)
Referee Assessor: Paulo Conceicao (BRA)

Alianza Lima – Racing
Referee: Ivo Mendez (BOL)
Assistant Referee 1: Jose Antelo (BOL)
Assistant Referee 2: Edward Saavedra (BOL)
Fourth Official: Gery Vargas (BOL)
Referee Assessor: Jorge Jaimes (PER)

Jorge Wilstermann – Penarol
Referee: Piero Maza (CHI)
Assistant Referee 1: Jose Retamal (CHI)
Assistant Referee 2: Edson Cisternas (CHI)
Fourth Official: Raul Orosco (BOL)
Referee Assessor: Oscar Maldonado (BOL)

Independiente Medellin – Boca Juniors
Referee: Augusto Aragon (ECU)
Assistant Referee 1: Ricardo Baren (ECU)
Assistant Referee 2: Christian Lescano (ECU)
Fourth Official: Carlos Orbe (ECU)
Referee Assessor: Jose Buitrago (COL)

Delfin – Santos
Referee: Kevin Ortega (PER)
Assistant Referee 1: Michael Orue (PER)
Assistant Referee 2: Jonny Bossio (PER)
Fourth Official: Diego Haro (PER)
Referee Assessor: Wilson Avila (ECU)