Braulio Valentin Sanchez

<Braulio.V.Sanchez@nasa.gov> 301-614-6113

**Current Position**

Geophysicist, Planetary Geodynamics Laboratory

**Research Areas**

> Planetary rotational dynamics and gravitational variations. Ocean
> tides and wind-driven circulation.

######## **Education**

> 1968 - B.S. Aeronautical Engineering, Northrop Institute of
> Technology, Inglewood, California.

1971 - M.S. Aerospace Engineering, Iowa State University, Ames , Iowa.

1975 - Ph.D. Aerospace Engineering, University of Texas, Austin, Texas.

> Thesis: *Rotational Dynamics of Mathematical Models of the Nonrigid
> Earth.*

1997-98: 18 credits towards Master of Science in Engineering Management,

University of Maryland, College Park, MD.

**Previous Positions:**

1969 - 1971 Teaching Assistant, Iowa State University, Ames, Iowa.

1971 - 1974 Research Assistant, University of Texas, Austin, Texas.

1974 - 1975 Assistant Professor, University of Texas, Austin, Texas.

1975 - 1977 NRC Research Associate, NASA/GSFC, Greenbelt, MD.

1977 - 1978 Senior Engineer, J.P.L., Pasadena, California.

> 1987 - 1995 Principal Investigator, "Global Ocean Tide Mapping Using
> Topex Altimetry", TOPEX/POSEIDON Project, NASA/GSFC.

**Selected Pulications:**

2004 "Atmospheric Rotational Effects on Mars Based on the NASA Ames
General Circulation Model: Angular momentum approach", **B.V. Sanchez**,
R. M. Haberle and J. Schaeffer, Journal of Geophysical Research, VOL.
109, NO. E08005, doi:10.1029/2004JE002254, 2004.

2003 "Atmospheric Rotational Effects on Mars Based on the NASA Ames
General Circulation Model", **B.V. Sanchez**, D. D. Rowlands, R. M.
Haberle and J. Schaeffer, Journal of Geophysical Research, VOL. 108, NO.
E5, 5040, doi:10.1029/2002JE001984, 2003.

2002 "Oceanic Torques on Solid Earth and their Effects on Earth
Rotation", M. Fujita, B. Chao, **B.V. Sanchez** and T. Johnson, Journal
of Geophysical Research, VOL. 107, NO. B8.

1997 "The calculation of the dynamic sea surface topography and the
associated flow field from altimetry data: A characteristic function
method", **B.V. Sanchez**, W. Cunningham and N. Pavlis, Journal of
Physical Oceanography, Vol. 27, No. 7, July 1997.

1995 "Estimation of main tidal constituents from TOPEX altimetry using a
Proudman function expansion", **B.V. Sanchez**, N,K. Pavlis, Journal of
Geophysical Research, Vol. 100, no. C12, 25,229-25,248, December 15,
1995.

1991 \"Proudman Functions and their application to tidal estimation in
the World Ocean\", **B.V. Sanchez**, ***Tidal Hydrodynamic*s**,, edited
by Bruce B. Parker, copyright 1991 by John Wiley & Sons, Inc.

1991 \"The Determination of the Orbit of the Japanese Satellite
\"AJISAI\" and assessment of the GEM-T1 and GEM-T2 gravity field
models\", **B.V. Sanchez**, Manuscripta Geodaetica (1991) 16:191-204.

1988 \"Tidal Estimation in the Pacific with Application to SEASAT
Altimetry\", **B.V. Sanchez** and D.E. Cartwright, Marine Geodesy, Vol.
12, 81-115, 1988.

1986 \"Tidal Estimation in the Atlantic and Indian Oceans\", **B.V.
Sanchez**, D.B. Rao, and S.D. Steenrod, Marine Geodesy, Vol. 10, No.
3/4, 309-350, 1986.

1985 \"An Objective Analysis Technique for Extrapolating Tidal Fields in
a Closed Basin,\" **B.V. Sanchez**, D.B. Rao and P.G. Wolfson, Marine
Geodesy, Vol. 9, No. 1, 71-91, 1985.