| VARIABLE STARS - PHOTOMETRY |
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CTA 102 (BLLac type) |
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| V2551 Cyg (HADS) |
CSS J075205.6+381909 |
NSVS 691550 |
NSVS 7377875 |
NSVS 2459652 |
CSS J071813.2+505000 |
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| NSVS 7178717 |
EF Aql - symbiotic star |
CSS J015341.9+381641 |
NSVS 3853195 |
V0797 Cep |
V0796 Cep |
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| 2MASS J16211735 + 4412541 (catacl. var.) |
FO Aqr (Cataclysmic var., intermediate polar) |
USNO-B1.0 1395-0370184 |
USNO-B1.0 1395-0370731 |
VSX J062624.4+570907 |
NSVS 3676488 (CSS J004004.7+385531) |
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| NSVS 908513 |
NSVS 2244206 |
CSS J224326.0+154532 |
CSS J214633.8+120016 |
CSS J171508.5+350658 |
CSS J171410.0+445850 |
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| V0568 Peg (Peg) |
NSVS 113026 (Cep) |
UCAC4 525-135123 (Del) |
NSVS 1776195 (Per) |
V1007 Cas (Cas) |
NSVS 3640326 (And) |
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| NGC3191 and SN2017egm |
GK Per (Per) |
Bright nova in Delphinus: PNV J20233073+2046041 |
SN 2014L - type Ic in M99 (NGC4254) |
SN 2014J - type Ia in M82 (NGC3034) |
Super Nova type II in M74 |
| EXOPLANETS - PHOTOMETRY |
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Exoplanet WASP-46b (Ind) |
Exoplanet WASP-4 b (Phe) |
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| Exoplanet KOI 1459 b (Lyr) |
Exoplanet HAT-P-32b (And) |
Exoplanet WASP-52 b (Peg) |
Exoplanet HAT-P-18b (Her) |
Exoplanet HAT-P-37b (Dra) |
Exoplanet WASP-36 b (Hya) |
| SPECTROSCOPY |
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NSVS 2569022 |
FM Com |
EV Lac |
C2014 Q2 (Lovejoy) |
| COMETS & ASTEROIDS |
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| 41/P - 22.03.2017 |
C/2013 US10 - 18.12.2015 |
C/2013 US10 - 9.12.2015 |
C/2014 Q2- 15.01.2015 |
C/2014 Q2 - 15.01.2015 |
C/2014 Q2 - 11.01.2015 |
PUBLICATIONS |
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SAO/NASA Astrophysics Data System (ADS) |
orcid.org/0000-0003-1415-9525 |
Research Gate |
SCOPUS preview |
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NSVS 2569022: a peculiar binary among the W UMa stars with extremely small mass ratios
Diana P. Kjurkchieva, Velimir A. Popov, Nikola I. Petrov |
Observations and light curve solutions of a selection of middle-contact W UMa binaries
Kjurkchieva, Diana Petrova; Popov, Velimir Angelov; Lyubenova Vasileva, Doroteya; Petrov, Nikola Ivanov |
Observations and Light Curve Solutions of the Eclipsing Binaries KR Lyn, CSS J110212+244412, NSVS 4917488 and NSVS 7336024
Kjurkchieva, D.; Popov, V. A.; Eneva, J.; Petrov, N. |
New observations and transit solutions of the exoplanets HAT-P-53b and XO-5b
Kjurkchieva, Diana; Petrov, Nikola; Ibryamov, Sunay; Nikolov, Grigor; Popov, Velimir |
Observations and light curve solutions of three W UMa stars with periods of a quarter of a day
Kjurkchieva, Diana P.; Michel, Raul; Popov, Velimir A. |
Observations and light curve solutions of a selection of shallow-contact W UMa binaries
Diana P. Kjurkchieva, Velimir A. Popov, Doroteya L. Vasileva, Nikola I. Petrov |
Observations and light curve solutions of three ultrashort-period W UMa
binaries
Diana P. Kjurkchieva, Raul Michel, Velimir A. Popov, Dan Deras |
Observations and Modeling of the Transiting Exoplanets XO-2b, HAT-P-18b, and WASP-80b
Kjurkchieva, Diana P.; Popov, Velimir A.; Petrov, Nikola I. |
Observations and light curve solutions of six deep-contact W UMa binaries
Kjurkchieva, D. P.; Popov, V. A.; Vasileva, D. L.; Petrov, N. I. |
Intra-night variability of the blazar CTA 102 during its 2012 and 2016 giant outbursts
Bachev, R.; Popov, V.; Strigachev, A.; Semkov, E.; Ibryamov, S.; Spassov, B.; Latev, G.; Muñoz Dimitrova, R. V.; Boeva, S. |
Intra-night optical activity of the blazar CTA 102 during its maximum state
Velimir Popov, Rumen Bachev |
V2551 Cyg: a pulsating star with enigmatic peculiarities
Diana P. Kjurkchieva, Velimir A. Popov, Dragomir V. Marchev, Kenneth T. Menzies and Nikola I. Petrov |
Observations and light curve solutions of the eclipsing stars CSS J075205.6+381909 and NSVS 691550
D. Kjurkchieva, V. Popov, D. Vasileva, Y. Eneva, S. Ibryamov |
Observations and light curve solutions of the eclipsing W UMa binaries CSS J071813.2+505000, NSVS 2459652, NSVS 7178717 and NSVS 7377875
D. Kjurkchieva, V. Popov, D. Vasileva, N. Petrov |
Discovery of optical flickering from the symbiotic star EF Aquilae
Zamanov, R. K.; Boeva, S.; Nikolov, Y. M.; Petrov, B.; Bachev, R.; Latev, G. Y.; Popov, V. A. and 5 co-authors |
Observations and light curve solutions of the W UMa binaries V796 Cep, V797 Cep, CSS J015341.9+381641 and NSVS 3853195
Kjurkchieva, D. P.; Popov, V. A.; Ibryamov, S. I.; Vasileva, D. L.; Petrov, N. I. |
The newly discovered eclipsing cataclysmic star 2MASS J16211735 + 4412541 and its peculiarity
Diana P. Kjurkchieva, Velimir A. Popov, Doroteya L. Vasileva, Nikola I. Petrov |
Return of the King: Time-Series Photometry of FO Aquarii's Initial Recovery from its Unprecedented 2016 Low State
Colin Littlefield, Peter Garnavich, ... Velimir Popov, and 27 co-authors |
Observations and Light Curve Solutions of the Eclipsing Binaries USNO-B1.0 1395-0370184 and USNO-B1.0 1395-0370731
Kjurkchieva, D.; Popov, V. A.; Vasileva, D.; Petrov, N. |
Photometric observations and light curve solutions of the W UMa stars NSVS 2244206, NSVS 908513, CSS J004004.7+385531 and VSX J062624.4+570907
D. Kjurkchieva, V. A. Popov, D. Vasileva, N. Petrov |
Observations and light curve solutions of four ultrashort-period binaries
Kjurkchieva D., Popov V., Vasileva D., Petrov N |
Light curve solutions of six short-period binaries and peculiarities of two of them, NSVS 3640326 and V1007 Cas
D.Kjurkchieva, V.Popov, N.Petrov and E. Ivanov
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Observations of transits of the southern exoplanets WASP 4b and WASP 46b by using a 40 cm telesope
D.Kjurkchieva, N.Petrov, V.Popov, and E. Ivanov |
The ATLAS3D project – XXIX. The new look of early-type galaxies and surrounding fields disclosed by extremely deep optical images.
(ACKNOWLEDGEMENT for our image of NGC 474 galaxy shown in Fig. 7) |
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AAVSO CERTIFICATES |
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