Vol. 43 Núm. 1 (2004): Enero 1, 2004

Artículo

• The solar cycle in the temperature of the tropical stratosphere

  Nieves Ortiz de Adler, Ana G. Elias

  5-9

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• Upper atmosphere research at the Instituto Nacional de Pesquisas Espaciais of Brazil

  R. Clemesha, P. P. Batista, H. Takahashi, D. Gobbi, A. F. de Medeiros, D. M. Simonich

  11-16

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• Ozone and UV-B radiation anticorrelations at fixed solar zenith angles in southern Brazil

  Ricardo André Guarnieri, Fernando Luís Guarnieri, Danieli Balbueno Contreira, Liana Franco Padilha, Ezequiel Echer, Damaris Kirsch Pinheiro, Augusta Maria Passaglia Schuch, Kazuo Makita, Nelson Jorge Schuch

  17-22

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• Upper-atmosphere perturbations at subauroral latitudes during an intense geomagnetic storm

  G. A. Mansilla, R. G. Ezquer

  23-28

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• Observations of atmospheric gravity waves using airglow all-sky CCD imager at Cachoeira Paulista, Brazil (23° S, 45° W)

  A. F. Medeiros, H. Takahashi, P. P. Batista, D. Gobbi , M. J. Taylor

  29-39

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• Deceleration observed in the coronal mass ejection event of July 25, 1999

  A. A. Dal Lago, R. Schwenn, G. Stenborg, W. D. González, A. L. C. de González, L. E. A. Vieira, E. Echer, F. L. Guarnieri, N. J. Schuch

  41-45

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• Forecast of solar ejecta arrival at 1 AU from radial speed

  S. Dasso, N. Gopalswamy, Alejandro Lara Sanchez

  47-52

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• Observations of broadband solar UV-A irradiance at Santa Maria, Brazil (29°S, 53° W)2004-01-01

  E. Echer, N. J. Schuch, K. Makita, S. Okano

  53-59

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• The MEXART interplanetary scintillation array in Mexico

  J. Américo González-Esparza, Armando Carrillo-Vargas, Ernesto Andrade, Román Pérez Enríquez, Stan Kurtz

  61-73

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• Characteristics of coronal mass ejections in the near Sun interplanetary space

  Alejandro Lara Sanchez, J. Américo González-Esparza, Nat Gopalswamy

  75-82

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• Inferring the writhe of magnetic flux tubes from the evolution of active solar regions

  M.C. López Fuentes, C.H. Mandrini, P. Démoulin, L. Van Driel-Gesztelyi

  83-88

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• Numerical simulation of the cooling of a solar flare

  César A. Mendoza-Briceño, Leonardo Sigalotti, Neyda Y. Añez-Parra

  89-95

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• Time evolution of fine structures of a main sunspot in the SD108 and SD284 groups

  Ernesto R. Rodríguez Flores, Ramón E. Rodríguez Taboada, Rafael Gámez Díaz

  97-101

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• Reconstruction of the aa index on the basis of spectral characteristics

  E. Echer, N. R Rigozo, M. P. Souza Echer, L. E. A. Vieira, D. J. R. Nordemann

  103-111

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• Comparison between indices during geomagnetic disturbances

  Patricia Fernández de Campra, Marta Zossi de Artigas

  113-117

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• Diurnal variation of NmF2 associated with ExB drift at the equator during solar maxima

  Teresita Heredia, Ana G. Elías

  119-124

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• Diurnal variation of B parameters over Havana at low solar activity

  Bienvenido Lazo Olazábal, Katy Alazo Cuartas, Miriam Rodríguez González, Alexander Calzadilla Méndez

  125-128

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• GPS Total Electron Content measurements at low latitudes in Brazil for low solar activity

  Aracy Mendes da Costa, J. Williams Vilas Boas, Edvaldo S. da Fonseca Junior

  129-137

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