Научни резултати

Публикации:

Dragomir Marchev, Borislav Borisov, Nataliya Pavlova, Teodora Atanasova, Galina Yordanova, Alex Georgiev, Samuil Petrov, TEN YEARS OF ASTRONOMICAL OBSERVATORY AT SHUMEN UNIVERSITY, KNOWLEDGE - International Journal Scientific Papers, 2025, Vol. 72.3, p.313, ISSN 2545–4439

Марчев, Д., Иванова-Неделчева, А. Павлова, Н. (2025). Възможности на астрономическата обсерватория към астрономическия център на шуменския университет за STEAM-обучение. Proceedings of the Fifty-Fourth Spring Conference of the Union of Bulgarian Mathematicians Varna, March 31 – April 4, 2025, стр. 143-149 (Scopus Q4)

D. MARCHEV, B. BORISOV, S. IBRYAMOV, T. ATANASOVA, G. YORDANOVA, N. PAVLOVA and A. GEORGIEV, THE NEW 60-CM TELESCOPE OF THE SHUMEN UNIVERSITY ASTRONOMICAL CENTER, Publ. Astron. Obs. Belgrade No. 107 (2025), 113 - 116

R.K. Zamanov, D. Marchev, V. Marchev, M. Moyseev, G. Yordanova, J. Marti, M.F. Bode and K.A. Stoyanov, Red Giant Component of the Recurrent Nova T Coronae Borealis, Acta Astronomica, Vol. 74 (2024), No. 4, pp. 265-271, DOI: 10.32023/0001-5237/74.4.2, (Scopus, Q3);

K. Bicz, R. Falewicz, P. Heinzel, P. Pres, D.Mozdzierski, A. Pigulski, D. Marchev, K. Kotysz,T. Atanasova, G. Yordanova, A. Georgiev, Observational signs of limited flare area variation and peak flare temperature estimations in main-sequence flaring stars, 2025, Astronomy and Astrophysics 699...A90 IF 5.8 (Q1-Scopus)

Galina Yordanova , Dragomir Marchev , Borislav Borisov , Teodora Atanasova and Samuil Petrov, Acta Scientifica Naturalis, Apr 01, 2025, Page range: 81 - 88

M. Hristova, S. Kandzhichka , V. Marchev, R. Zamanov, K. Stoyanov, D. Marchev, H-alpha observations of the recurrent nova T CrB, ATel #17075, on 11 Mar 2025.

G. Yordanova, D. Marchev, B. Borisov, T. Atanasova-Sartliiska, V. Marchev, R. Zamanov, Recent UB photometry of T CrB, ATel., #17052 on 26 Feb 2025

Marchev, D., Marchev, V., Borisov, B., Popov, V., Atanasova, T., Yordanova, G.., Multicolour photometry of MWC560 for the last observation season, ATel., #16566 on 2 Apr 2024; 11:52 UT (Scopus)

Zamanov, R., Stoyanov, K., Marchev, V., Minev, M., Marchev, D., Moyseev, M., Marti, J., Bode, M., F., Konstantinova-Antova, R., Stefanof, S., Size of the accretion disc in the recurrent nova T CrB, Astronomische Nachrichten, 2024, Volume 345, Issue , article id. e20240036, (Q4), Scopus

Marchev, V.; Marchev, D., Recent photometry of Reccurent Nova T CrB, 2023 , ATel16028....1M, 2023/05

Zamanov, R. K.; Kostov, A.; Moyseev, M.; Petrov, N.; Nikolov, Y. M.; Latev, G. Y.; Marchev, D.; Boeva, S.; Stoyanov, K. A.; Minev, M. S.; Marti, J.; Radeva, V.; Sanchez-Ayaso, E.; Bode, M. F.; Ilkiewicz, K.; Nikolov, G.; Luque-Escamilla, P. L.; Spassov, B.; Borisov, B.; Marchev, V. D.; Kurtenkov, A., The hidden symbiotic star SU Lyn - detection of flickering in U band, 2023, BlgAJ..38...83Z,

Marchev, D., Yordanova, G., Pavlova, N., Marchev, V., Zamanov, R., MWC 560 remains in high state, ATel., #15906 on 16 Feb 2023, 11:36 UT (Scopus)

Marchev, D., Stoyanov, K., Marchev, V., Zamanov, R., Borisov, B., Vasileva, D., Atanasova, T., Pavlova, N.,, For optical flickering in symbiotic star MWC 560, Acta Scientifica Naturalis, Volume 9 (2022) - Issue 3, Page range 1 - 9, DOI https://doi.org/10.2478/asn-2022-0017

Marchev, D., Pavlova, N., Zamanov, R., The optical flickering from RS Oph is still missing, 2022, Astronomer’s Telegram, no 15296

Zamanov, R., Marchev, V., Marchev, D., Atanasova, T., Pavlova, N., Re-appearance of optical flickering from RS Oph, 2022, Astronomer’s Telegram, no 15330

Zamanov, R., Stoyanov, K., Marchev, V., Marchev, D., Atanasova, T., Pavlova, N., The optical flickering from MWC 560 is still missing, 2021, Astronomer’s Telegram, no 14988

Kjurkchieva, D., Marchev, D., Borisov, B., Ibryamov, S., Dimitrov, D., Popov, V., Milev, A., Petrov, N., The 40 cm remote-controlled telescope Meade LX200ACF of the Shumen Astronomical Observatory, 2020, Bulgarian Astronomical Journal, vol. 32, p. 113-122 (ISSN: 1313-2709, eISSN: 1314-5592, SJR(2020)=0.259)

Kjurkchieva, D., Ibryamov, S., Global parameters of the newly-discovered W UMa stars WISEJ004327.7+722407 and WISEJ234557.8+510456, 2020, Serbian Astronomical Journal, vol. 200, pp. 19-23 (ISSN: 1450-698X, eISSN: 1820-9289, IF(2020)=0.333)

Zamanov, R., Marchev, D., Marchev, V., Spassov, B., Stoyanov, K., The symbiotic star MWC 560 - optical flickering still missing, 2020, Astronomer’s Telegram, no 14239

Kjurkchieva, D., Ibryamov, S., Borisov, B., Marchev, D., Popov, V., Dimitrov, D., First observations with the 25 cm telescope of the Shumen Astronomical Observatory, 2019, Bulgarian Astronomical Journal, vol. 31, pp. 30-38 (ISSN: 1313-2709, eISSN: 1314-5592, SJR(2019)=0.189)

Kjurkchieva, D., Ibryamov, S., New light curve solution of V568 Peg and first determination of its fundamental parameters, 2019, Bulgarian Astronomical Journal, vol. 31, pp. 68-75 (ISSN: 1313-2709, eISSN: 1314-5592, SJR(2019)=0.189)

Доклади/постери на научни конференции:

Кюркчиева, Д., Марчев, Д., Борисов, Б., Ибрямов, С., Димитров, Д., Попов, В., Иванов, Е., XI Bulgarian-Serbian Astronomical Conference, 14-18.05.2018, Belogradchik, Bulgaria, “Дистанционното управление на 40-см телескоп Meade LX200ACF”

Кюркчиева, Д., Ибрямов, С., Борисов, Б., Марчев, Д., XIII Национална научна конференция на Съюза на астрономите в България, 6-8.09.2018 г., гр. Варна, Първи наблюдения с 25-сантиметровия телескоп на Шуменската астрономическа обсерватория