Articles by Petr Harmanec

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Petr Harmanec

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Spectrum of the secondary component and new orbital elements of the massive triple star Delta Ori A

24 January 2023 by A. Oplištilová and others

Solar and Stellar Astrophysics

Towards a consistent model of the hot quadruple system HD 93206 = QZ Carinæ: II. N-body model

24 June 2022 by Miroslav Brož and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

V1294 Aql = HD 184279: A bad boy among Be stars or an important clue to the Be phenomenon?

23 June 2022 by Petr Harmanec and others

Solar and Stellar Astrophysics

Towards a consistent model of the hot quadruple system HD 93206 = QZ Carinae - I. Observations and their initial analyses

14 April 2022 by Petr Harmanec and others

Solar and Stellar Astrophysics

Long-term, orbital, and rapid variations of the Be star V923 Aql = HD 183656

1 February 2021 by Mathias Wolf and others

Solar and Stellar Astrophysics

Optically thin circumstellar medium in β Lyr A system

12 October 2020 by Miroslav Brož and others

Solar and Stellar Astrophysics

A new study of the spectroscopic binary 7 Vul with a Be star primary

22 May 2020 by Petr Harmanec and others

Solar and Stellar Astrophysics

Properties and nature of Be stars 31. The binary nature, light variability, physical elements, and emission-line changes of HD~81357

7 August 2019 by Pavel Koubský and others at

ASTRON

Solar and Stellar Astrophysics

A new look into putative duplicity and pulsations of the Be star β CMi

20 February 2019 by Petr Harmanec and others at

ASTRON

Solar and Stellar Astrophysics

Physical properties of beta Lyr A and its opaque accretion disk

12 July 2018 by Denis Mourard and others

Solar and Stellar Astrophysics

Improved model of the triple system V746 Cas that has a bipolar magnetic field associated with the tertiary

19 September 2017 by Petr Harmanec and others

Solar and Stellar Astrophysics

Physical properties of seven binary and higher-order multiple OB systems

24 January 2017 by Pavel Mayer and others

Solar and Stellar Astrophysics

Nominal values for selected solar and planetary quantities: IAU 2015 Resolution B3

31 May 2016 by Andrej Prša and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

The orbital elements and physical properties of the eclipsing binary BD+36 3317, a probable member of δ Lyr cluster

26 January 2016 by E. Kıran and others

Astrophysics of Galaxies, Solar and Stellar Astrophysics

IAU 2015 Resolution B2 on Recommended Zero Points for the Absolute and Apparent Bolometric Magnitude Scales

26 October 2015 by E. Mamajek and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

IAU 2015 Resolution B3 on Recommended Nominal Conversion Constants for Selected Solar and Planetary Properties

26 October 2015 by E. Mamajek and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

Properties and nature of Be stars 30. Reliable physical properties of a semi-detached B9.5e+G8III binary BR CMi = HD 61273 compared to those of other well studied semi-detached emission-line binaries

19 November 2014 by Petr Harmanec and others

Solar and Stellar Astrophysics

The Three body system delta Circini

8 August 2014 by Philip Mayer and others

Solar and Stellar Astrophysics

HD 152246 - a new high-mass triple system and its basic properties

5 August 2014 by Anita Nasseri and others

Solar and Stellar Astrophysics

Revised physical elements of the astrophysically important O9.5+O9.5V eclipsing binary system Y Cyg

4 March 2014 by Petr Harmanec and others

Solar and Stellar Astrophysics

UX Monocerotis as a W Serpentis binary

28 June 2013 by Damir Sudar and others

Solar and Stellar Astrophysics

Forty years of UBV photometry at Hvar

26 March 2013 by Petr Harmanec and H. Božić

Solar and Stellar Astrophysics

A new look into the spectral and light variations of epsilon Aur

26 March 2013 by Petr Harmanec and others

Solar and Stellar Astrophysics

Unique sextuple system: 65 Ursae Majoris

3 July 2012 by Petr Zasche and others

Solar and Stellar Astrophysics

Calcium Emission in Interacting Binary Be Stars

10 May 2012 by Pavel Koubský and others

Solar and Stellar Astrophysics

Properties and nature of Be stars: 29. Orbital and long-term spectral variations of γ Cassiopeiæ

16 November 2011 by J. Nemravová and others

Solar and Stellar Astrophysics

Call to adopt a nominal set of astrophysical parameters and constants to improve the accuracy of fundamental physical properties of stars

5 July 2011 by Petr Harmanec and Andrej Prša

Solar and Stellar Astrophysics

V2368 Oph: An eclipsing and double-lined spectroscopic binary used as a photometric comparison star for U Oph

11 May 2011 by Petr Harmanec and others

Solar and Stellar Astrophysics

Spectral and photometric analysis of the eclipsing binary epsilon Aurigae prior to and during the 2009-2011 eclipse

30 April 2011 by Pavel Chadima and others

Solar and Stellar Astrophysics

Hydrodynamical and radiative modeling of temporal Hα emission V/R variations caused by a discontinuous mass transfer in binaries

14 April 2011 by Pavel Chadima and others

Solar and Stellar Astrophysics

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Solar and Stellar Astrophysics Astrophysics of Galaxies Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics High Energy Astrophysical Phenomena