Zobrazeno 1 - 10
of 2 406
pro vyhledávání: '"Panchuk, A."'
High-resolution optical spectra of the B[e] star CI Cam were obtained on arbitrary dates 2002-2023 using the echelle spectrograph NES of the 6-m BTA telescope. The temporal variability of the powerful emissions of H$\alpha$ and HeI profiles is found.
Externí odkaz:
http://arxiv.org/abs/2408.09804
Publikováno v:
Astronomy Reports, vol 67, No 12, p 1381-1393 (2023)
High resolution optical spectra (R = 60 000) of the LBV star P Cyg beyond outburst were obtained on the 6-meter BTA telescope in the wavelength range 477-780 nm. We perform a detailed identification of different types lines (photospheric absorptions,
Externí odkaz:
http://arxiv.org/abs/2402.09061
Publikováno v:
ISSN 1990-3413, Astrophysical Bulletin, 2023, Vol. 78, No. 4, pp. 613-621
The development of a corrector for low-frequency variations in the star image at the input of ESPriF, the echelle spectropolarimeter of the BTA primary focus, is reported. New technical solutions have made it possible to extend the operating frequenc
Externí odkaz:
http://arxiv.org/abs/2401.14874
Publikováno v:
Омский научный вестник, Vol 4 (192), Pp 14-21 (2024)
This work is a continuation of the series of works by the authors devoted to the issues of shaping surfaces of nonlinear rotation. The geometric scheme for the formation of surfaces of this class includes: an axis of nonlinear rotation, which is a
Externí odkaz:
https://doaj.org/article/e47b9f3f7bad4377a40a030be9f92f9b
Autor:
Panchuk, Andrii1, Panchuk, Myroslav1, Sładkowski, Aleksander2 andrii_panchuk@ukr.net, Kryshtopа, Sviatoslav1, Kryshtopa, Liudmyla1
Publikováno v:
Nase More. Nov2024, Vol. 71 Issue 2, p75-83. 9p.
Autor:
Yu. P. Panchuk, M. Yu. Yaroslavtsev, A. A. Polonnikova, T. E. Kurmanbaev, Yu. L. Timoshkova, D. V. Krasnoperova, D. N. Belozerova, V. V. Gurinovich, A. K. Davletova
Publikováno v:
Вестник медицинского института «Реавиз»: Реабилитация, врач и здоровье, Vol 14, Iss 3, Pp 89-95 (2024)
The cardiovascular system during pregnancy undergoes a number of compensatory and adaptive changes, such as an increase in heart rate, cardiac output and total peripheral resistance, which causes an increase in the load on the myocardium. Peripartum
Externí odkaz:
https://doaj.org/article/9d649b0904ae495e84b049a2d8e6ccfa
High-resolution spectra of the LBV candidate Schulte 12 in the Cyg OB2 association were obtained at the 6-meter BTA telescope with the NES echelle spectrograph on the arbitrary dates in 2001-2022. Variability of the emission profile of H$\alpha$ and
Externí odkaz:
http://arxiv.org/abs/2301.08916
Publikováno v:
Journal of Sport & Exercise Psychology; Oct2024, Vol. 46 Issue 5, p293-300, 8p
Autor:
Klochkova, V. G., Panchuk, V. E.
In the optical spectra of the cold post-AGB supergiant GSC 04050$-$02366, obtained with the 6-meter BTA telescope with a spectral resolution of R$\ge$60000 on arbitrary dates over 2019$\div$2021, a radial velocity variability is found. Heliocentric V
Externí odkaz:
http://arxiv.org/abs/2207.09741
Autor:
Klochkova, V. G., Miroshnichenko, A. S., Panchuk, V. E., Tavolzhanskaya, N. S., Yushkin, M. V.
The optical spectra of the B-supergiant LS III+52 24 (IRAS 22023+5249) obtained at the 6-meter telescope BTA with a resolution R$\ge$60000 in 2010-2021 revealed signs of wind variability and velocity stratification in the extended atmosphere. The H$\
Externí odkaz:
http://arxiv.org/abs/2205.03030