Incident Date: 2018-03-18
C-FDSN, an Airbus 320-211 aircraft operated by Air Canada was conducting flight ACA571 from San Francisco Intl., CA (KSFO) to Vancouver Intl., BC (CYVR) with 5 crew members and 54 passengers on board. During the takeoff from KSFO, at 500 feet the flight crew received a TCAS RA to monitor vertical speed, due to an aircraft 300 feet below.
The crew followed RA and the flight continued without further incident.