Estado:	Final
Fecha:	22 ENE 1943
Hora:	15:15
Tipo:	Douglas DC-3A-399
Operador:	Pan American Grace Airways
Registración:	NC33645
Numéro de série:	4124
Año de Construcción:	1941
Horas Totales de la Célula:	3179
Motores:	2 Pratt & Whitney R-1830
Tripulación:	Fatalidades: 4 / Ocupantes: 4
Pasajeros:	Fatalidades: 10 / Ocupantes: 11
Total:	Fatalidades: 14 / Ocupantes: 15
Daños en la Aeronave:	Anulado
Consecuencias:	Written off (damaged beyond repair)
Ubicación:	NE of Chaparra (Perú)
Fase:	En ruta (ENR)
Naturaleza:	Vuelo Doméstico Programado
Aeropuerto de Salida:	Arequipa-Rodriguez Ballon Airport (AQP/SPQU), Perú
Aeropuerto de Llegada:	Lima-Callao International Airport (LIM/SPIM), Perú
Número de Vuelo:	9

Descripción:
Trip No. 9 departed from Santiago, Chile at 05:30 with Lima, Peru as its destination. The flight arrived at Arequipa, Peru at 13:59 for an intermediate stop. It left Arequipa at 14:09. At 14:25, the captain reported to Arequipa that the flight was "leaving control zone altitude 12,200, climbing on instruments, course 290."
Fifty minutes later, the DC-3 struck a mountain peak at an elevation of about 13,000 feet.

PROBABLE CAUSE: "Action of the pilot in continuing the flight on instruments in the overcast, contrary to company flight procedure of which, according to the evidence, the pilot was aware. CONTRIBUTING FACTORS: 1. Absence of adequate flight dispatch control by the company.; 2. Failure of the company to inaugurate and maintain written flight and operating procedures in such a form as to be constantly available for the guidance of pilots and dispatchers."

Fuentes:
» CAB File No. 408-43