Sumario

• Preface
p.5


• Results of Diflux Intercomparisons at the 8th Workshop on Geomagnetic Observatory Instruments, Data Acquisition and Processing in Vassouras, Brazil, September 1998
Jean L. Rasson
Ronaldo Marins Carvalho p.9


• Low Latitude Magnetometer Chain "Chimag" in the Frame of the Chinese Meridian Project
W. Magnes
K. Schwingenschuh
T. L. Zhang
G. Berghofer
W. Koren
W. Riedler
K. Mocnik
H. Ottacher
M. Stachel
A. Scherr
H. Zhao
G. C. Zhou
D. J. Wang
S. W. Chen
G. Le
J. Means
W. Greer
D. Pierce
B. Snare
C. T. Russell p.19


• Experience of Observatory Practice with Lemi-004 Magnetometers
Valery Korepanovz
Bohdan Bondaruk
Leonid Rakhlin
Adolf Best
Hans-Joachim Linthe
Janusz Marianiuk
Jan Reda
Kari Pajunpaa p.31


• Results of Dlflux Intercomparisons at the 3rd Escuela Latino-Americana de Geomagnetismo in Huancayo, Peru, October 22th-29th 1997
Óscar Veliz Castillo
Jean L. Rasson p.41


• Derivation and Dissemination of Geomagnetic Indices
Michel Menvielle p.51


• Prediction of Geomagnetic Activity: A Novel Approach
G.K. Rangarajan
B.D. Kadam
S. Alex p.67


• Multifractal Analysis of Geomagnetic Data
Zoltan Voros p.77


• Analysis of the Meteorological Disasters by Geomagnetic Methods
Fridrich Valach
Zoltán Voros p.87


• Results of the Comparison Measurements and the V ariometer Test Recordings During the Niemegk IAGA Workshop
Hans-Joachim Linthe/strong> p.95


• Development of Low Noise Fluxgate Sensors
Luiz C. C. Benyosef p.111


• Progress in the Development of Digital Fluxgate Magnetometers
H. U. Auster
K. H. Fornacon
V. Auster
O. Hillenmaier
R. Kroth
A. Best p.121


• A Procedure for Modelling Spatiotemporal Variations of the Geomagnetic Field-Example of the 1998 Model for Switzerland
Pierre-André Schnegg p.133


• A Simple Observatory Recording System
László Hegymegi
Péter Kovács
Alpár Kormendi a
László Merényi p.141


• Simultaneous Magnetic Observations at Teoloyucan Magnetic Observatory and Popocatépetl Volcano, Mexico
G. Cifuentes-Nava
E. Hernández-Quintero
E. Cabral-Cano
F. Correa-Mora
R. E. Chavez-Segura
J. Urrutia-Fucugauchi
A. L. Martin-Del Pozzo
C. Arango-Galván p.149


• Polynomial Model of the Normal Magnetic Field with Vectorial Measurements in the Territory of the Republic of Cuba
Rosa Álvarez Hernández
Lourdes M. García Fernández p.161


• Utility of the Absolute Observations of the Terrestrial Magnetic Field at "Las Acacias" Magnetic Observatory (Buenos Aires Province, Argentina)
J. C. Gianibelli
I.R. Cabassi p.171


• A Proposal for Continuous Recording of Subsurface Temperatures at the Sites of Geomagnetic Field Observatories
V. M. Hamza p.183