Preface

9

In memoriam: Professor Vladimir Dermendjiev

13

Conference participants

15

Session 1 - SOLAR ECLIPSE CORONA

19

Invated Reviews

SECIS Observations of Coronal Oscillations during the August 11, 1999 Eclipse K.J.H. Phillips, P.T. Gallagher, D.R. Williams, F.P. Keenan P. Rudawy, B. Rompolt and A. Berlicki

21

Analysis of SECIS Images and Searching for Periodic Modulations in the White-Light Corona P. Rudawy, B. Rompolt, A. Berlicki, L. Buczyłko, K.J.H. Phillips, P.T. Gallagher, D.R. Williams and F.P. Keenan

31

Observations of the Dust in the Near Circumsolar Space R.A. Gulyaev

41

Contributions

White-Light Polarization Observations during the August 11, 1999 Total Solar Eclipse M.T. Özkan, T. Ak, T. Özışık, N. Al, A. Ökten, V. Kulijanishvili,N. Petrov

51

Structure, Brightness distribution and Flattening of the 1999 Eclipse Solar Corona N. Petrov, M.T. Özkan, V. N. Dermendjiev, A. Ökten, B. Rompolt

57

Interferometric Observations of the Solar Corona during the Eclipse on August 11, 1999 A. Delone, M. Divlekeev, A. Gorshkov, G. Porfirieva, O. Smirnova, G. Yakunina, T.Birulia, E. Sukhanov, V. Abramenko

63

Calcium-II and Sodium Resonance Emissions from the Eclipsed Sky on August 11, 1999 R. Gulyaev, V. Dermendjiev, M. Gavrilov, M. Dechev, N. Petrov,P. Shcheglov

69

Observation of the Green-Line Solar Corona during the August 11, 1999 Solar Eclipse O.B. Smirnova, A.B. Gorshkov, E.V. Kononovich, V.M. Soloviev

77

Spectrometric Measurements of the Solar Corona during the August 11, 1999 Total Eclipse I.Ts. Iliev, V.N. Dermendjiev, N.I. Petrov

83

Session 2 - ECLIPSE CORONA AND PROMINENCES

91

Invated Reviews

Eclipse Observations of Istanbul University and Abastumani Astrophysical Observatory A. Ökten, M.T. Özkan, T. Özışık, T. Ak, H. Gülseçen, N. Al, T. Saygaç, S. Gülseçen, H. Esenoglu, A. Kılçık, M. Kara, V.I. Kulijanishvili, M.Sh. Gigolashvili, A.An. Ambartsumian, Ts.S. Khetsuriani, T.M. Borchkhadze, E.V. Khutsishvili, E.K. Goderidze, R.I. Kiladze, V.P. Japiashvili, G.N. Salukvadze, L.A. Gheonjan, G.O. Javakhishvili, A. Mayer, D.R. Japaridze, Z. Kapanadze, V.N. Dermendjiev

93

Eclipse Observations of the Solar Corona by the Expedition of the Abastumani Astrophysical Observatory V.I. Kulijanishvili

103

Contributions

Polar Plumes Observation during the August 11, 1999 Total Solar Eclipse T. Özışık, N. Al, A. Ökten, V. Dermendjiev, M.T. Özkan, N. Petrov

111

Observations of Prominences during the 1999 Total Solar Eclipse J. Kokotanekova, D. Kokotanekov, N. Petrov, V.N. Dermendjiev, P. Duchlev

119

Eruptive Prominence Observation on August 11, 1999 Eclipse R. Popescu, C. Dumitrache, P. Popescu 127

Visual, Photographic, Photometric, Polarization and other Observations during the 1999 Total Solar Eclipse done by the People’s Astronomical Observatory at Stara Zagora A. Stoev

137

Structure of the Solar Corona during the 1999 Total Solar Eclipse A. Stoev, Y. Shopov, P. Muglova, N. Kiskinova, Yu. Varbanova, Zl. Michaylova, R. Velkov

143

Structure of the Emission Monochromatic Solar Corona in the Green (5303Å) and Red (6374 Å) lines P. Muglova and A. Stoev

151

Results of the Photographic and Visual Observations during the August 11, 1999 Total Solar Eclipse in Krapetz, Bulgaria S.G. Simeonova and St.A. Kozhuharov

155

Integral Photometry of the Solar Corona Brightness during the Total Solar Eclipse on August 11, 1999 A. Stoev, P. Muglova, Y. Shopov, A. Nikolov

159

Session 3 - ATMOSPHERIC RESPONSES DURING THE ECLIPSE

163

Invated Reviews

Review of the Visible and Infrared Atmospheric Radiation Investigations during Total Solar Eclipses: Instrumentation, Results, Analytical Models and Prospects V.I. Tsanev

165

Influence of the single scattering on the Spectral images of the corona during a total solar eclipse K.P. Bakalova and V.I. Tsanev

179

Contributions

Zenith Spectrometric Measurements During The Partial Solar Eclipse On August 11, 1999 Conducted In Stara Zagora, Bulgaria D.. Valev, a. Atanassov, r. Werner, k. Palazov

189

Changes in Solar Radiation during the 1999 Total Solar Eclipse from Spectrometric Measurements A.H. Krumov, D.D. Krezhova and D.N. Mishev

193

Observations of some Ground-Based Meteorological Parameters and of the Cloudiness in the Totality Band of the Total Solar Eclipse on August 11, 1999 D.T. Valev and T.S. Tasheva

201

Solar Radiation Measurements during the 1999 total solar eclipse in shabla J. Ivancheva, N. Mihnevski, I. Lanzov, A. Tzenkova

205

Investigation of the Thermal Infrared Atmospheric Radiation in Shabla during the Total Solar Eclipse on August 11, 1999 I. Genkova, E. Angelova, G. Popov, V. Velev, V. Tsanev

211

The Northern Limit of the Umbral Path of the August 11, 1999 Total Eclipse P. Popescu, C. Popoiu, A. Pica, A. Olteanu

219

Spectrometric Investigations of Solar Radiation in the Visible and Near Infrared Ranges during the August 11, 1999 Total Eclipse of the Sun D.D. Krezhova, A.H. Krumov and D.N. Mishev

223

Microclimatological investigations during the 1999 total solar eclipse in shabla A. Tzenkova, N. Mihnevski, J. Ivancheva, I. Lanzov

231

Changes in Meteorological Parameters near the Ground during the 1999 Total Solar Eclipse A. Stoev, T. Tasheva, P. Muglova, N. Kiskinova, Chr. Halachliyska

237

Overview of Meteorological Conditions during the Total Solar Eclipse Observations in Shabla on August 11, 1999 P. Simeonov, D. Iordanova and P. Dimitrova

243

Analytical and Numerical Modelling of the Downwelling Double-Scattered Atmospheric Radiation during a Total Solar Eclipse K. Kirilov, P. Rusev, D. Daneva, V. Tsanev

247

Experimental Determination of the First and Fourth Contact Moments of the Solar Eclipse on August 11, 1999 Obtained in Stara Zagora R. Werner, B. Petkov, T. Markova, D. Valev

257

Session 4 - BIOLOGICAL AND OTHER EFFECTS DURING THE ECLIPSE

261

Contributions

Impact Of The Total Solar Eclipse On August 11, 1999 On Human Beings And The Response Of Microbiological Cultures I. Stoilova, T. Zdravev, Sv. Dimitrova, S. Boyanova, T. Yanev, K. Tsekova,D. Todorova

263

Circadian Nonrhythmicity in the Diurnal Distribution of Bat Colony Activity during the Total Solar Eclipse on August 11, 1999 A. Stoev, D. Kolev and D. Nejchev

273

Gamma-Background Measurements during the Total Solar Eclipse on August 11, 1999 V.P. Miloslavov and Iv.G. Naidenov

279

Geomagnetic and Seismological Studies during and after the Solar Eclipse on August 11, 1999 G.H. Mardirossian, G.N. Jelev, L.N. Petrov and L.D. Dimitrova

285

Studying Bird Behaviour during the Solar Eclipse on August 11 , 1999 D. Nankinov, S. Dalaktchieva, B. Nikolov, P. Shurulinkov, K. Popov,S. Kirilov, K. Zareva, B. Borisov, G. Stojanov, N. Nankinov, N. Minchev, D. Kjichukov, I. Nikolov, R. Stanchev, E. Ganchev

291

Author Index

310