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Surface pressure data on a series of analytic forebodies at Mach numbers from 1.70 to 4.50 and combined angles of attack and sideslipTabulated surface pressure data for a series of four forebodies which have analytically defined cross sections and which are based on a parabolic arc profile having a 20 deg half angle at the nose are presented without analysis. The first forebody has a circular cross section, and the second has a cross section which is an ellipse with an axis ratio of 2/1. The third has a cross section defined by a lobed analytic curve. The fourth forebody has cross sections which develop smoothly from circular at the pointed nose through the lobed analytic curve and back to circular at the aft end. The data generally cover angles of attack from -5 deg to 20 deg at angles of sideslip from 0 deg to 5 deg for Mach numbers of 1.70, 2.50, 3.95, and 4.50 at a constant Reynolds number.
Document ID
19790020974
Acquisition Source
Legacy CDMS
Document Type
Technical Memorandum (TM)
Authors
Townsend, J. C.
(NASA Langley Research Center Hampton, VA, United States)
Howell, D. T.
(NASA Langley Research Center Hampton, VA, United States)
Collins, I. K.
(NASA Langley Research Center Hampton, VA, United States)
Hayes, C.
(NASA Langley Research Center Hampton, VA, United States)
Date Acquired
August 9, 2013
Publication Date
June 1, 1979
Subject Category
Aerodynamics
Report/Patent Number
L-12780
NASA-TM-80062
Accession Number
79N29145
Funding Number(s)
PROJECT: RTOP 505-11-13-01
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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