Date of Birth - 15.08.1985, Blagoevgrad, Bulgaria.
Nationality - Bulgarian
Resident of - Germany
2010 – present PhD, IMPRS-HD, Heidelberg University, Heidelberg, Germany, (expected completion February 2014).
2008 – 2009 Master, Astronomy and Astrophysics, Sofia University, Sofia, Bulgaria.
2004 – 2008 Bachelor, Physics, Sofia University, Sofia, Bulgaria.
2000 – 2004 Professional High School of Electronics, PGEE “Nikola Vapcarov”, Blagoevgrad,Bulgaria.
PhD thesis title
Planetary dynamics and high precision optical and near infrared spec troscopy. Testing the planetary hypothesis around evolved K-giants.
supervisors - Andreas Quirrenbach, Sabine Reffert, Martin Kürster
Bulgarian - native speaker
English - fluent
Russian - intermediate
German - beginner
2008–2010 Chief radio engineer, Radio Network ’Focus’, Sofia, Bulgaria.
2007–2008 Electrical technician, ’RAK’ Security Systems, Sofia, Bulgaria.
2006–2007 Electrical technician, CMSG Group, Sofia, Bulgaria.
2005–2005 WAT student, Issac’s Relocation Service, Philadelphia, USA.
2003–2004 System administrator, Internet Coffee ’Arena’, Blagoevgrad, Bulgaria.
2011 term Assistant, Astronomy Lab., Heidelberg University, Landessternwarte.
2013 term Assistant, Astronomy Lab., Heidelberg University, Landessternwarte.
June 2011 - Opto-mechanical Design in Astronomy, Astrophysical Institute Potsdam (AIP).
Aug. 2011 - Characterizing exoplanets - from formation to atmospheres, IMPRS for Astronomy and Cosmic Physics at the University of Heidelberg.
2010-2013 - International Max Planck Research School for Astronomy (IMPRS-HD) fellowship.
OS - Linux/Unix, Mac, Windows
Writhing - LaTeX, MS/Open Office
Programing - IDL, Python, Fortran, Bash (also learning C and C++)
Graphics - IDL, Python, Gnuplot
N-body - Mercury, Swift
Astro software - IRAF, Systemic Console, Gasgano, Esorex, DS9, MaximDL
- More than 50 observing nights at the CAT telescope, Lick observatory USA.
- Over 70 nights on the 70 cm telescope in Landessternwarte (LSW), Heidelberg, Germany.
- Over 20 nights in Rozhen Observatory, Bulgaria with the RCC 2m telescope and the 50/70 cm Schmidt telescope.
Interests in Astronomy
Extrasolar planets, Spectroscopy, Star and planet formation, Planetary dynamical simulations,
Extragalactic Novae and SNe, Astro-seismology of Giant stars, Data reduction pipeline development,
List of Publications
Precise Radial Velocities of Giant Stars. V. A brown dwarf and a planet orbiting the K giant stars τ Geminorum and 91 Aquarii - Mitchell, D. S., Reffert, S., Trifonov, T., Quirrenbach, A. and Fischer, D. A., 2013, A&A, 555:A87
Precise Radial Velocities of Giant Stars. VII. Discovery and stability analysis of the planetary system around the K giant star η Cet - Trifonov, T., Reffert, S., Tan, X., Lee, M. H., and Quirrenbach, A., 2013, A&A, submitted
Precise Radial Velocities of Giant Stars. VI. Occurrence Rate of Giant Extrasolar Planets as a Function of Mass and Metallicity - Reffert, S., Bergmann, C., Trifonov, T., Künstler, A., and Quirrenbach, A., 2013, A&A, submitted
Papers in preparation
Testing the planetary hypothesis around giant stars with CRIRES - Trifonov, T., Reffert, S., Zechmeister,M., Reiners, A., and Quirrenbach, A., 2013, A&A, in preparation
MMRD relationship for novae in M31 Galaxy - Trifonov, T., Ovcharov, E., Valcheva, A., and Nedialkov, P., 2010, Meetings in Physics vol.11, Sofia, Bulgaria
Four August 2009 Novae in M31 - Light Curves, Colours and MMRD - Ovcharov, E., Valcheva, A., and Nedialkov, P., Trifonov, T., 2010, Astronomical Observatory of Belgrade, vol. 90, Belgrade, Serbia
Two giant planets orbiting the K giant star η Cet - Trifonov, T., Reffert, S., Tan, X., Lee, M. H., and Quirrenbach, A., 2013, IAU Symposium 299, Victoria, Canada
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