vanguard tv-0 was a refurbished viking 13 rocket. vanguard tv-0 was only a one-stage test flight. it was launched on 8 december 1956 at 01:05 at cape canaveral from launch pad 18a. a viking launch stand was shipped from white sands missile range for use at the cape canaveral. the one-stage test flight was to prepare for the late launch of the full three-stage vanguard. one of the goals of the test was to test the new minitrack transmitter used as part of the tracking systems. shortly after two minutes after lift off a small telemetry antennas unrolled from the rocket transmitting an oscillator's beep. the beep was picked up at the air force missile test center's (afmtc) tracking station.