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Definition of pilot balloon in English: pilot balloonnoun A small meteorological balloon used to track air currents. Example sentencesExamples - This computes a vertical profile of wind direction and speed given the radio telemetry observations of a pilot balloon.
- Wind measurements were performed every 4 hours by tracking the ascent of a pilot balloon by radar.
- In addition to the tethered Skyhooks, Gildenberg would release small pilot balloons to measure wind speeds during the experiments.
- With the growth of aviation activity in the country, pilot balloon observations were started in 1928 to generate daily upper air wind data for pilots.
Definition of pilot balloon in US English: pilot balloonnoun A small meteorological balloon used to track air currents. Example sentencesExamples - This computes a vertical profile of wind direction and speed given the radio telemetry observations of a pilot balloon.
- With the growth of aviation activity in the country, pilot balloon observations were started in 1928 to generate daily upper air wind data for pilots.
- Wind measurements were performed every 4 hours by tracking the ascent of a pilot balloon by radar.
- In addition to the tethered Skyhooks, Gildenberg would release small pilot balloons to measure wind speeds during the experiments.
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