Video photographic considerations for measuring the proximity of a probe aircraft with a smoke seeded trailing vortex /

Bibliographic Details
Main Author:	Childers, Brooks A.
Corporate Author:	Langley Research Center
Other Authors:	Snow, W. L.
Format:	Government Document Microform Book
Language:	English
Published:	Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [1990]
Series:	NASA technical memorandum ; 102691.
Subjects:	Vortex-motion > Measurement. Cameras. Flight tests. Image analysis. Photographs. Smoke. Vortices. Wing tips.
Online Access:	https://purl.fdlp.gov/GPO/LPS65723