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\begin{document}
\begin{center}

{\bf
\begin{center}
{\Large Joint European and National Astronomical Meeting for 1997}\\[0.2cm]
\fbox{\fbox{\Huge  J E N A M - 9 7}}\\[0.5cm]
{\large 6th European and 3rd Hellenic Astronomical Society Conference}\\
\end{center}
}

\fbox{
\centerline{\bf\Large 2 -- 5 July 1997, Thessaloniki, Greece}
}
\medskip

\centerline{\underline{\Large P O S T E R  \hspace*{0.4cm} P R E S E N T A T I O N S }}
\vspace*{1.5cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Dynamical Astronomy\pha}\tha
\mtc \mtc
\hline
\mtc
& & \dyn{01}& O. Molotaj et al.\pha	& ``Reference frame realized by RSC(GAOUA)97 C 01" \\
& & \dyn{02}& N.A. Solovaya		& ``Perturbations in eccentricity of outer orbit in three-body problem" \\
& & \dyn{03}& V. Mioc et al.		& ``The Schwarzschild problem: a model for the motion in the Solar System" \\
& & \dyn{04}& E.A. Perdios et al.	& ``Parameter values for possibly stable low-inclination periodic motion in the restricted problem with radiation" \\
& & \dyn{05}& E.A. Perdios et al.	& ``Bifurcations of plane to 3D periodic orbits in the restricted three-body problem with oblateness" \\
& & \dyn{06}& V.V. Markellos et al.	& ``The plane restricted five-body problem" \\
& & \dyn{07}& J.C. Coma et al.		& ``The ``best approximation'' of Planetary Ephemeris: Comparison between different coordinate systems" \tha
\hline
\et

\vspace*{2.5cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Solar Physics\pha}\tha
\mtc \mtc
\hline
\mtc
& & \sol{01}  & I. Dorotovi\v{c}& ``N-S asymmetry of the area of polar coronal holes as estimated from the green coronal line intensities over the period 1939-1996"\\
& & \sol{02}  & A.A. Mihajlov et al. & ``Chemi-ionization and chemi-recombination processes influence on excited atom populations in  Solar atmospheres"\\
& & \sol{03}  & E.P. Kontar et al. & ``Plasma emission of electron beams in the low corona"\\
& & \sol{04}  & I. Ermolli et al. & ``The Rome P.S.P.T. (Precision Solar Photometric Telescope): One Year After"\\
& & \sol{05}  & W. Tirry et al. & ``The role of the quasi-modes in the wave-heating of line-tied coronal loops"\\
& & \sol{06}  & L.A. Pustil'nik & ``Current Percolation in the Turbulent Current Sheet of Flare: Flare as a Threshold of Percolation, Precursors, Universal Amplitude-Frequency Spectrum"\\
\hline
\et

\newpage

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Solar Physics (cont.)\pha}\tha
\mtc \mtc
\hline
\mtc
& & \sol{07}  & L.A. Pustil'nik & ``Resonance Properties of the Coronal Magnetic Structure and Diagnostic of Preflare Evolution"\\
& & \sol{08}  & V.M. Efimenko et al. & ``About large-scale solar magnetic fields distribution and space-time distribution of active region on Sun,1976-1989"\\
& & \sol{09}  & C. A. Mendoza-Brice\~no & ``Thermal condensations in coronal loops"\\
& & \sol{10}  & J.M. Polygiannakis et al. & ``Intermittency in the solar cycle"\\
& & \sol{11}  & V.N. Krivodubskij & ``On the period of the solar dynamo-cycle"\\
& & \sol{12}  & L.M.B.C. Campos et al. & ``On Alfv\`en waves in a radial flow and magnetic field"\\
& & \sol{13}  & G. Tsiropoula et al. & ``Two dimensional distribution of physical parameters in dark mottles assuming constant and non-constant source function"\\
& & \sol{14}  & G. Tsiropoula et al. & ``Comparison of line-of-sight velocities of chromospheric structures derived by three different methods"\\
& & \sol{15}  & M.K. Georgoulis et al. & ``Variability of the Occurrence Frequency of Solar Flares and the Statistical Flare"\\
& & \sol{16}  & L.M.B.C. Campos et al. & ``Heating of the solar chromosphere by Alfv\'{e}n waves revisited"\\
& & \sol{17}  & N. Petrov et al. & ``Plasma velocity field of two quiescent prominences with different morphology"\\
& & \sol{18}  & S.I. Musatenko et al. & ``The impulse bursts of the nearearth space radionoises were caused by a X-ray solar flares"\\
& & \sol{19}  & I. Vince et al. & ``On the Behaviour of Photospheric MnI 539.47 nm Spectral Line"\\
& & \sol{20}  & V.I. Ivanchuk et al. & ``On relation of the solar corona structure with the heliospheric current sheet (1976-1994)"\\
& & \sol{21}  & B.A. Ioshpa et al. & ``Evolution of the Filament/CH/ Magnetic Field Complex"\\
& & \sol{22}  & A.D. Pataraya et al. & ``11 Years Oscillations of P-Modes caused by Weak Non-Linear ${\alpha}$-${\Omega}$ Dynamo Waves"\\
& & \sol{23}  & O.A. Golubchina& ``The sympathetic flares and bursts, the synchronous enchancements of the local solar sources radio emissions, the X-ray solar sources interactions"\\
& & \sol{24}  & Yu.V.  Pisanko et al. & ``Gyroscopic Waves in the Base of the Solar  Corona:  A Model and Possible Observational Manifestations"\\
\hline
\et

\vspace*{2.5cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Space and Planetary Physics and Astronomy\pha}\tha
\mtc \mtc
\hline
\mtc
& & \spa{01} & K. Issautier et al.	& ``Solar wind tri-dimensional structure from pole-to-pole Ulysses radio measurements" \\
& & \spa{02} & Alexandre V.Kuznetsov	& ``Solar coronal mass ejections and cosmic gamma-ray bursts" \\
& & \spa{03} & V.K. Rosenbush et al.	& ``The Behaviour of Polarization of the Galilean Satellites of Jupiter near the Inversion Angle" \\
\hline
\et

\newpage

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Space and Planetary Physics and Astronomy (cont.)\pha}\tha
\mtc \mtc
\hline
\mtc
& & \spa{04} & M.S. Dement'ev		& ``Correlated variations of radio fluxes and equivalent widths of the methane absorption bands in spectra of Uranus and Neptune" \\
& & \spa{05} & C.D. Dinev et al.		& ``Secular stability criterion for the Asteroidal Belt" \\
& & \spa{06} & K.I. Churyumov et al.	& ``On new index of cometary outburst activity" \\
& & \spa{07} & K.I. Churyumov et al	& ``Spectral monitoring of the head of comet Hale-Bopp (C/1995 O1) with the 6-m BTA reflector" \\
& & \spa{08} & B. Zafiropoulos et al.	& ``Impact of a 10 km meteorite on earth" \tha
& & \spa{09} & E.S. Belenkaya\pha	& ``Possible mechanism of magnetic field amplification outside the magnetopause of a quickly spinning planet" \\
& & \spa{10} & M.L. Belous et al.	& ``Decceleration of supernovae in the circumstellar wind and their radio emission" \\
& & \spa{11} & S. Ibadov		& 	``Paradox of Fe II Type Ions in Comets Like Halley 1986 III" \\
& & \spa{12} & I. Simonia et al.	& 	``On the Variation of Neutral Gas Outflow Rate in Cometary Heads with the Variation of their Heliocentric Distances" \tha
& & \spa{13} & A.K. Terentjeva		& ``Large meteor bodies" \\
& & \spa{14} & M. Savopulos et al.	& ``Diffusive shock acceleration: The permitted values of the r-dependence, and v-dependence of the diffusion coefficient k" \\
& & \spa{15} & V. Petropoulos et al.    & ``CMEs etc." \\
& & \spa{16} & N.F.Sidiropoulos et al.  & ``Coronal Mass Ejection -Earth;s 
Magnetosphere interaction :GEOTAIL,INTERBALL and WIND observations" \\
\hline
\et

\vspace*{2cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Stellar and Interstellar Astrophysics\pha}\tha
\mtc \mtc
\hline
\mtc
& & \ste{01} & M.E. Contadakis & ``On the short term periodic light variations of the flare star BY"\\
& & \ste{02} & V.G.  Karetnikov & ``Group characteristics of the subgiants in close binary systems"\\
& & \ste{03} & D. Cesarsky et al. & ``Mid-IR spectrophotometry of Galactic objects"\\
& & \ste{04} & D.V. Bisikalo et al. & ``Stream-disk morphology in interacting binaries"\\
& & \ste{05} & M.S. Dimitrijevi\'c et al. & ``On Stark broadening of Y III spectral lines for stellar plasma research"\\
& & \ste{06} & M.S. Dimitrijevi\'c  et al. & ``Broadening due to collisions with charged particles of V V lines in hot star plasmas"\\
& & \ste{07} & A.A. Mihajlov et al. & ``The influence of ion - atom complexes on the stellar plasma kinetic and optical characteristics  of stellar atmospheres"\\
& & \ste{08} & L.\v C. Popovi\'c et al. & ``Electron-impact broadening mechanism  in Hg-Mn star atmospheres: Stark widths for Mn II lines"\\
& & \ste{09} & I.I. Nikiforov et al. & ``The Galactic disk rotation curve and distance scales for planetary nebulae"\\
& & \ste{10} & I.B. Pustylnik et al. & ``Models of Anisotropic Evaporative Wind in Detached Binaries: Application to Precataclysmic Variables"\\
& & \ste{11} & I. Pustylnik & ``On the Short-Time Evolutionary History of VW Cephei"\\
& & \ste{12} & V. Trajkovska et al. & ``Mass Distribution of the A and B Components of Nearby Visual Double Stars"\\
\hline
\et

\newpage

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Stellar and Interstellar Astrophysics (cont.)\pha}\tha
\mtc \mtc
\hline
\mtc
& & \ste{13} & E.H. Semkov et al. & ``V 350 CEP -- A possible FU ORIONIS type star"\\
& & \ste{14} & A.G. Gunn et al. & ``A non-empirical rotation--activity correlation for active binaries"\\
& & \ste{15} & I.B. Voloshina et al. & ``The Optical Behaviour of Cyg X-1 during the Summer 1996 X-ray Burst"\\
& & \ste{16} & O. Barziv et al. & ``Weighing the mass of Vela X-1"\\
& & \ste{17} & M.  Stathopoulou et al. & ``A study of the superionized spectral line of the star HD 152408"\\
& & \ste{18} & E.  Danezis et al. & ``A Study of the superionized spectral line of the star HD 164794"\\
& & \ste{19} & E.  Theodossiou et al. & ``A study of the superionized spectral line of the star HD 36861"\\
& & \ste{20} & E.  Danezis et al. & ``A study of the superionized spectral line of the star HD 66811"\\
& & \ste{21} & V.S. Geroyannis et al. & ``Rotating magnetic white dwarf models with periods $ ~ 10^0 - 10^2$"\\
& & \ste{22} & V.S. Geroyannis et al. & ``Numerical models simulating internal stellar rotation (s)"\\
& & \ste{23} & V. Tsikoudi et al. & ``The EUV coronae of late-type stars"\\
& & \ste{24} & L.G. Filipov & ``Nonlinear behavior in Accretion Disks"\\
& & \ste{25} & A.M.  Cherepashchuk & ``Analysis of Optical and Infrared Light Curves of Cyg X-1"\\
& & \ste{26} & E. Antonopoulou et al. & ``UV and EUV observations of the active binary UX~Ari"\\
& & \ste{27} & M.H.S.  Ib\'{a}\~{n}ez & ``On the Thermochemical Instability of a Photoionized Plasma"\\
& & \ste{28} & T. Tomov et al. & ``High-Velocity Emission in RS Oph"\\
& & \ste{29} & L.S.  Kudashkina & ``Linear dependencies between the hump duration and main photometric characteristics"\\
& & \ste{30} & D.S.  Wiebe & ``Self-consistent chemo-dynamical model of protostellar clouds"\\
& & \ste{31} & M.G. Nikolashvili & ``IV-N Spectral Survey"\\
& & \ste{32} & M.G. Nikolashvili& ``Distribution of Carbon Stars in the Galaxy"\\
& & \ste{33} & M.G. Nikolashvili et al. & ``A high-speed photometric survey of Ap stars"\\
& & \ste{34} & J. Arsenijevic et al. & ``Optical polarization changes during the eclipse period of VV CEP"\\
& & \ste{35} & S.G. Moiseenko et al. & ``Collapse of rotating nonmagnetized and magnetized stars"\\
& & \ste{36} & J. Arsenijevic et al. & ``Polarization changes of the star 59 Cygni"\\
& & \ste{37} & V.M. Chechetkin & ``Neutrino mechanism of supernova explosion"\\
& & \ste{38} & U.Sh. Bayazitov et al. & ``H \& K CaII lines in Five T Tauri Stars"\\
& & \ste{39} & A. Parravano & ``Induced gas condensation and the large scale patterns of star formation"\\
& & \ste{40} & P. Ambrocio-Cruz et al. & ``Kinematic study of the NorthWestern quarter of the Large Magellanic Cloud"\\
& & \ste{41} & A.V. Halevin & ``Classification of three suspected variable stars"\\
& & \ste{40} & V.I. Marsakova & ``Phase curve changes and secondary cycles in the Mira-type star W Lyr"\\
& & \ste{41} & N. S\'{a}nchez et al. & ``Star formation in a hierarchical model for Cloud Complexes"\\
& & \ste{42} & E.N. Vinyajkin et al. & ``Spectrum of the linearly polarized component of galactic radio emission toward the north celestial pole"\\
& & \ste{43} & N.G. Bochkarev et al.  & ``Investigation of ionized component of Local Interstellar Medium by the method of examine with cosmic radiosource radioemission"\\
& & \ste{44} & L.S.  Kudashkina & ``Linear dependencies between the hump duration and main photometric characteristics of the light curves of Mira--type stars in connection to the evolutionary stage"\\
\hline
\et

\newpage

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Galaxies\pha}\tha
\mtc \mtc
\hline
\mtc
& & \gal{01} & E.T. Chatzichristou 	& ``Bidimensional spectroscopy of interacting galaxies" \\
& & \gal{02} & G.I. Karanis et al.	& ``Applications of an N-body simulation code in a system of interacting galaxies" \\
& & \gal{03} & R. Korakitis et al.	& ``Detecting the variation in the lower mass limit of stellar associations in Galaxies" \\
& & \gal{04} & F.E. Maragoudaki et al.	& ``Detection and structure of Stellar Complexes in the LMC" \\
& & \gal{05} & N.N. Bursov et al.	& ``The Update Spectral Catalog of Sources of the Deep RATAN-600 Survey" \\
& & \gal{06} & Yu.N. Parijskij et al.	& ``The Program of Distant Radio Galaxies in Special Astrophysical Observatory of Russia" \\
& & \gal{07} & P.A. Patsis et al.	& ``Testing spiral structure by numerical simulations" \\
& & \gal{08} & I.V. Petrovskaya		& ``The kinematics and spiral structure of the Galaxy from the neutral hydrogen" \\
& & \gal{09} & N. Voglis et al.		& ``Density waves in the early evolution of the galaxies" \\
& & \gal{10} & E.M. Xilouris		& ``The distribution of stars and dust in spiral galaxies" \tha
& & \gal{11} & S.A. Silich et al.	& ``Gas outflows in Starburst dwarf galaxies with extended halos" \\
& & \gal{12} & L.M. Sharipova et al.	& ``On the fast variability of the NGC 4151 nucleus flux in 1988" \\
& & \gal{13} & I.I.  Pronik et al.	& ``Differences in emission line spectrum in maximum and minimum of the nucleus brightness of Seyfert galaxy NGC 7469" \\
& & \gal{14} & I.I.  Pronik et al.	& ``Long and short-term variability of the emission lines in the nuclear spectrum of the Seyfert galaxy NGC 7469" \\
& & \gal{15} & O.M. Kurtanidze		& ``Photographic and CCD observation of the nearby clusters of galaxies" \\
& & \gal{16} & O.M. Kurtanidze		& ``A multiband CCD survey of interacting galaxies in clusters and in the field" \\
& & \gal{17} & V.A. Ambartsumian et al.\pha	& ``A  new mechanism of origination of additional components in hydrogen emission linesin the spectra of AGN " \\
& & \gal{18} & A.M. Botaschev et al.	& ``Investigation of A1185 cluster and its vicinity" \\
\hline
\et

\vspace*{2.5cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Observational Astronomy -- Instrumentation\pha}\tha
\mtc \mtc
\hline
\mtc
& & \obs{01} & B. Ryabov et al.	\pha	& ``The program  of first observations on the Ventspils 32 m radiotelescope" \\
& & \obs{02} & P.G. Niarchos et al.	& ``A photometric study of the eclipsing system YY CMi" \\
& & \obs{03} & I.L. Andronov et al.	& ``Parametric and Non-parametric methods for the periodogram analysis: Interrelations and properties of the test functions" \\
& & \obs{04} & A.V. Halevin et al.	& ``Computer Programs for the Time Series Analysis of Variable Stars" \\
\hline
\et

\newpage

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Observational Astronomy -- Instrumentation (cont.)\pha}\tha
\mtc \mtc
\hline
\mtc
& & \obs{05} & G. Djura\v{s}evi\'c et al.& ``Long-term activity of the eclipsing binary {\em AB And}" \\
& & \obs{06} & E. Antonopoulou et al.	& ``Coronal variability of RS CVn binaries in the EUV" \\
& & \obs{07} & D.R. Lorimer et al.	& ``The European Pulsar Network Pulse Profile Database" \\
& & \obs{08} & A.G. Polatidis		& ``The Joint Institute for VLBI in Europe (JIVE)" \tha
& & \obs{09} & V.I. Marsakova		& ``Asymptotic parabola fit of Astronomical Signals" \\
& & \obs{10} & A.S. Kharin		& ``About the IRAS PSC position accuracy melioration" \\
& & \obs{11} & S.I.Plachinda		& ``Achromatic Stokesmeter for precision measurements of stellar magnetic fields using CCD-detector" \\
& & \obs{12} & G. Damljanovic		& ``Some long-period variations of BLZ latitude observations" \\
& & \obs{13} & M. Da\v{c}i\'c et al.	& ``A comparison of the belgrade observational catalogues with the FK5 catalogue" \\
\hline
\et

\vspace*{2.5cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf High Energy Astrophysics\pha}\tha
\mtc \mtc
\hline
\mtc
& & \hea{01} & R. Burenin et al.\pha	& ``Search of the correlation between locations of gamma-ray bursts sources and Abell clusters" \\
& & \hea{02} & G. P\"ulhoffer		& ``Recent TeV Gamma Ray Observations of AGNs with the HEGRA System of Imaging Atmospheric Cherenkov Telescopes" \\
& & \hea{03} & M. Georganopoulos et al.	& ``Modeling the multiwavelength variability of the BL Lacertae object PKS 2155-304" \\
& & \hea{04} & P. Chadwick et al.	& ``Recent Observations of X-ray Selected AGN's in VHE gamma-rays" \\
& & \hea{05} & A.Maciolek-Niedzwieski et al. & ``Compton Reflection in the vicinity of a rotating black hole" \\
& & \hea{06} & V. Kalogera et al.	& ``Close double neutron star systems: evidence for supernova kicks" \\
& & \hea{07} & L. Pustil'nik		& ``On  Stability of Accretion Models and ``Hidden" Assumptions"" \\
& & \hea{08} & A. Lutovinov et al.	& ``The emission/absorption features in the Her X-1 "high-on" spectrum Pulse phase spectroscopy" \\
& & \hea{09} & E.A. Karitskaya et al.	& ``Properties of Optical Brightness Variations of Cyg X-1 in 1995--1996 Including X-Ray Hard and Soft States" \\
& & \hea{10} & Y.A. Gallant	& ``Radio wave propagation in pulsar magnetospheres" \\
& & \hea{11} & E. Asseo		& ``Microstructures in pulsar radio emissions" \\
& & \hea{12} & P. Chadwick et al.& ``VHE Gamma Rays from PSR B1706-44" \\
& & \hea{13} & P. Chadwick et al.& ``The University of Durham Mark 6 Gamma Ray Telescope" \\
\hline
\et

\newpage

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf High Energy Astrophysics(cont.)\pha}\tha
\mtc \mtc
\hline
\mtc
& & \hea{14} & V.G. Kurt et al.		& ``Can the problem of origin of gamma ray bursts be solved?" \\
& & \hea{15} & J. Zhao et al.		& ``Numerical study of anomalous resistivity in an electron positron plasma" \\
& & \hea{16} & P. Magdziarz et al. & ``UV/X-ray correlation in NGC 5548" \\
& & \hea{17} & S.V. Lavrov et al.	& ``Observations of the black hole candidate GX339-4 with the TTM telescope on board the MIR-KVAN" \\
& & \hea{18} & S. Repin		& ``Geminga: mechanism of gamma-radiation and geometry of pulsar rotation" \\
& & \hea{19} & O. Chedia et al.	& ``Generation of Electrostatic field in Relativistic Plasma of Pulsar Magnetoshere" \\
& & \hea{20} & L. Sun et al.	& ``Observing results of high energy cosmic ray incident direction from the Northern and Southern hemispheres" \\
& & \hea{21} & S. Ibadov		& ``Comets as Possible Targets for ROSAT and XMM" \\
& & \hea{22} & V.L. Kauts	& ``The radio-detection of positronium in the regions of annihilation" \tha
\hline
\et

\vspace*{2.5cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf Cosmology and Relativity\pha}\tha
\mtc \mtc
\hline
& & \cosmo{01} & V.I. Zhdanov & ``Apparent motion of radiation source image in microlensing events as the source of astrophysical information"\\ 
& & \cosmo{02} & E. Giraud (A. Athanassoula) & ``Gravitation on large scales"\\
\hline
\et

\vspace*{2.5cm}

\bt
\hline
\mtc \mtc \mtc
\multicolumn{5}{c}{\Large \bf History of Astronomy\pha}\tha
\mtc \mtc
\hline
& & \hist{01} & E. Theodossiou et al.	& ``The Macedonian Calendar in Macedonia" \\
& & \hist{02} & E. Theodossiou et al.	& ``The Macedonian Calendar outside Macedonia" \\
& & \hist{03} & E. Theodossiou et al.	& ``Macedonian Calendars in Macedonia during the Roman Occupation" \\
& & \hist{04} & R. Pousoulidou		& ``Sundials in the Propylaea of Acropolis at Athens" \\
& & \hist{05} & A. Gaina		& ``History of Astronomy in Moldova" \tha
& & \hist{06} & A.A. Korsun'\pha	& ``Story of Pop-Ivan Observatory in Ukrainian Carpathian Mountains" \\
\hline
\et

\end{center}
\end{document}


