Volume 28 (2018)



Contents

Transformation of Pan-STARRS1 gri to Stetson BVRI magnitudes. Photometry of small bodies observations.
A. Kostov , T. Bonev

The connection between the giant optical outbursts of the flat spectrum radio quasars and the black hole precession
Rumen Bachev

On the non-variability of HR 7653 (15 Vul) based on BRITE data
B. Smalley, E. Paunzen, T. Luftinger, A. F. J. Moffat, A. Pigulski, S. Rucinski, J. Sikora, G. A. Wade, W. Weiss, and BEST

Geometry of the Mesopotamian "ecliptic"
G. E. Kurtik

Optical flickering of the symbiotic star CH Cyg
K. A. Stoyanov, J. Marti, R. Zamanov, V. V. Dimitrov, A. Kurtenkov, E. Sanchez-Ayaso, I. Bujalance-Fernandez, G. Y. Latev, G. Nikolov

The Bulgarian Contribution to the Study of variable stars on observational data from the Kepler mission
D.P. Kjurkchieva, D.P. Dimitrov, V.S. Radeva, D.L. Vasileva, T.V. Atanasova, Iv. Stateva, N.I. Petrov, I.Kh. Iliev

Complex Eruptive Dynamics Leading to a Prominence Eruption and a Partial-Halo Coronal Mass Ejection
M. Dechev, P. Duchlev, K. Koleva

Forward orbital evolution of the Vesta Family with and without the Yarkovsky effect
Ireneusz Wlodarczyk, Jacek Leliwa-Kopystynski

Applicability of QPO models to the millisecond X-ray pulsar IGR J17511-3057
Radostina Tasheva



Book summary:
Astronomy for students and amateurs
Tsvetan B. Georgiev, Petko L. Nedialkov