Publications in Refereed Journals

--- Photometric light curve solutions of three ultra-short period eclipsing binaries.  (Research in Astronomy and Astrophysics, Vol. 20 (2020) 62 (8 pp)) )  New 

--- Multicolor study of V1009 Per, a close binary system at the beginning of the overcontact phase, and of CRTS J031642.2+332639, a new binary system in the same field. (Revista Mexicana de Astronomía y Astrofísica, Vol. 55 (2019) pages 65 – 72) )  New 

--- The solar type deep low mass-ratio contact binary V658 Lyr: Photometric solution and preliminary elements. (New Astronomy Vol. 62 (2018), pages 121 -126)  New 

--- Preliminary elements of the low mass ratio and moderate ll-out factor VSX J045718.3+405643 (GSC 02898-02901). (New Astronomy Vol. 61 (2018) pages 19 – 23) 

--- The K spectral type contact binary NSVS 1557555: Photometric solution and preliminary elements. (New Astronomy Vol. 57 (2017), pages 37 – 42) 

--- NSVS 7051868: A system in a key evolutionary stage. First multi-color photometric study. (New Astronomy Vol. 50 (2017), pages 73 – 77)

--- First multi-colour photometric study of the short period K-type contact binary NSVS 2701634. (New Astronomy Vol. 46 (2016), pages 25 – 30)

--- The first multi-color light curve analysis of FI Lyn and new V and Rc light curve analysis for GN Boo, two W-subtype W Ursae Majoris systems. (New Astronomy Vol. 39 (2015), pages 01 – 08)

--- First multi-color photometric study and preliminary elements for the low-mass ratio, possible progenitors of merging stars, W UMa systems TYC 3836-0854-1 and TYC 4157-0683-1 ( New Astronomy Vol.31 (2014), pages 01 – 07)

 

--- The first photometric study and an estimation of the absolute elements of the misclassified poor thermal contact binary system NSV 3744 Gem (New Astronomy Vol.26 (2014), pages 98 – 101)

--- The eclipsing binary star V380 Gem: First V and Rc light curve analysis and estimation of its absolute elements (New  Astronomy Vol. 23-24 (2013), pages 59 – 62)

--- Photometric study and preliminary elements of the low-mass ratio W UMa system ASAS 021209+2708.3  (Research in Astronomy and  Astrophysics Vol. 11 (2011), No. 7, pages 843-850)

 

--- DZ Lyn: a contact binary with components in poor thermal contact (Research in Astronomy and  Astrophysics Vol. 9 (2009), No. 11, pages 1270-1276)

 

--- The Near-Contact Binary FU Ara: New Observations, a Photometric Study and Preliminary Elements (Chinese Journal Astron. Astrophys. Vol. 8 (2008), No. 6, pages 707–713)

 --- Stellar evolution in real time: Period variations in galactic RR Lyr stars  (Memorie Della Società Astronomica Italiana, Vol.79, (2008), pages 471 - 475)

 --- Photometric Study of the Light Curve of the Early Type Binary V1898 Cyg  (Open European Journal on Variable Stars, No. 0077, 2007)

  --- Stellar evolution through the ages: period variations in galactic RRab stars as derived from the GEOS database and TAROT telescopes. (VizieR On-line Data Catalog: J/A+A/476/307. Originally published in: 2007A&A...476..307L)

--- Stellar evolution through the ages: period variations in galactic RRab stars as derived from the GEOS database and TAROT telescopes.  (Astronomy & Astrophysics Vol. 476, (2007), pages 307 - 316)

--- Photometric Study of the Light Curve of the Neglected Eclipsing Binary FU Ara ( Astronomische Nachrichten Vol. 326 (2005) No. 8,pages 731 - 733)

  --- New Observations, Photometric Study and Preliminary Elements of the W UMa System DF CVn ( Astronomische Nachrichten Vol. 326 (2005) No. 5,  pages 338 - 341)

--- NSV 5904: A New W UMa Eclipsing Binary (IBVS No. 5021, 2001)

--- LO Gem: First Determination of the Orbital Period and Light Curve (IBVS No. 5020, 2001)

--- CCD light curve and new elements of V1823 Cyg  (IBVS No. 4997, 2000)

Presentations at Professional Conferences and Meetings

 

--- Preliminary Photometric Elements for the Algol-Type Binary Star GSC 3560_1804 = LD 355  (Proceedings of the 33rd Conference on Variable Star Research, 2001, Brno, CR)

--- The GEOS RR Lyrae Database (Proceedings of the 33rd Conference on Variable Star Research, Brno, CR, 2001)

--- Preliminary Orbital Elements for the Neglected Variable Star V1256 Cyg - Photographic Solution - (Proceedings of the 30rd Conference on Variable Stars, Brno, CZ, 1998)

--- Artificial Neural Networks for the correct  determination of the extrema of light curves (Proceedings of the 29rd Conference on Variable Stars, Brno, CZ, 1997)

--- An Hypertext as handbook in the data processing of variable stars through Artificial Neural Nets (Proceedings of the 28rd Conference on Variable Stars, Brno, CZ, 1996)

--- Who is G.D.S.  (Proceedings of the 28rd Conference on Variable Stars, Brno, CZ, 1996)

--- CCD observations of the variable star of SX Phe type, XX Cyg (Proceedings of the 28rd Conference on Variable Stars, Brno, CZ, 1996)

Unrefereed Publications

 

--- Preliminary Model of the Close Binary System GSC 4383.0384 = ES UMa (Contributions of Nicholas Copernicus Observatory and Planetarium in Brno, No. 32, 2002)

--- Preliminary Model of Three Contact Binaries in the Globular Cluster NGC 6397 (Contributions of Nicholas Copernicus Observatory and Planetarium in Brno, No. 32, 2002)

--- Preliminary Orbital Elements for Close Contact Binaries in the OGLE Fields 104A-E in NGC 104 = 47 Tuc  (IAPPP Communications No. 75, 1999)

--- B and V Photoelectric Light Curves and First Ephemeris of NSV 11321, a New W UMa System  (Contribution to the Variable Star Research by GEOS)

   --- V753 Cyg, a Probable New RS CVn Type Star With an Uncommon BV Colour Index (Contribution to the Variable Star Research by GEOS

First experiences…..

---Preliminary Model for the Short-Period Binary System V502 Cyg

---Preliminary Orbital Elements for Some Close Binaries - Photographic Solution -

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