Main
Achievements
Discovery and Identification of New Objects
·
1103 FBS Blue Stellar Objects (BSOs),
including more than 700 new ones (Mickaelian 1994, Ph.D. Thesis, BAO, 284p.; Mickaelian 2008, AJ 136, 946)
·
42 new bright AGN (QSOs and Seyferts)
among the FBS BSOs (Mickaelian et al. 1999, Ap
42, 1; Mickaelian et al. 2001, Ap
44, 14; Mickaelian et al. 2002, Ap
45, 73)
·
Hundreds of new white dwarfs and hot subdwarfs
among the FBS BSOs (Sinamyan
& Mickaelian 2009, Ap
52, 76)
·
Discovery of linear polarization of several FBS
objects, possible magnetic white dwarfs (Mickaelian et
al. 1991, Ap 34, 186; Eritsian &
Mickaelian 1993, Ap 36, 126)
·
New cataclysmic variables among the FBS
BSOs (Mickaelian 1996, Proc. IAU S165,
KAP, 544; Mickaelian 2005, ASSL 332, 61)
·
Discovery of a new rare bright cataclysmic variable RXS
J1643.7+3402: SW Sex sub-class Novalike CV (Mickaelian et al. 2002, A&A 381, 894)
·
Discovery of a very high PM star (5.13 as/yr)
among FBS late-type stars (FBS 0250+167) (Gigoyan &
Mickaelian 2007, Ap 50, 54)
·
1577 IRAS
unidentified IR sources; 1279 galaxies (BIG
objects) and 287 (BIS) (Mickaelian & Sargsyan 2004, Ap
47, 213; Mickaelian
& Gigoyan 2006, A&A 455, 765)
·
New bright AGN (Seyferts and
LINERs) and ULIRGs among BIG objects
(Mickaelian et al. 2002, Bulletin SAO 53, 144; Mickaelian & Sargsyan 2010, Ap 53, in
press)
·
Dozens of new pairs and multiple galaxies among
IRAS sources (Mickaelian 2007, IAU S235, Cambridge Univ. Press,
225)
·
Discovery of
IRAS F18187+6304: a puzzling PMS
emission line star with circumstellar envelope among BIS objects (Rossi et al. 2010, Mem. S.A.It., in press)
·
3212 ROSAT FSC X-ray sources (Véron-Cetty et al. 2004, A&A 414, 487)
·
New bright AGN (QSOs and Seyferts) among X-ray sources (Véron-Cetty et
al. 2004, A&A
414, 487)
·
2791 ROSAT FSC X-ray sources (BHRC objects) (Mickaelian A.M. et al. 2006, A&A 449, 425)
·
Pairs and multiple (interacting) galaxies among ROSAT sources (Mickaelian
A.M. et al. 2006, A&A 449, 425)
·
32 highest IR/opt flux ratio extragalactic
sources selected from IRAS FSC and observed with SST (Sargsyan et al. 2008, ApJ
683, 114)
·
237 Spitzer
Space Telescope (SST) stellar sources in
Boötes and FLS (Hovhannisyan
et al. 2009, AJ
138, 251)
·
Discovery of 21 hot
debris disk stars among Spitzer sources (Hovhannisyan et al. 2009, AJ 138, 251)
·
330 IRAS / 2MASS / FIRST / SDSS selected
galaxies, a new sample for comparative study of properties of IR sources
Astrophysical and Statistical Results
·
Re-estimation of the completeness of BQS
(53%) and estimation of the surface density of bright QSOs/AGN (0.012
deg-2) (Mickaelian et al. 1999, Ap
42, 1; Mickaelian et al. 2001, Ap
44, 14)
·
Complete AGN
classification for HyperLEDA database (Gavrilović et al. 2007, Proc. IAU S238, Cambridge Univ. Press,
371)
·
Optical identification of ROSAT sources
and estimation of the abundance of various types of objects among X-ray
sources (Mickaelian
A.M. et al. 2006, A&A 449, 425)
·
Discovery of new types of X-ray sources: interacting
galaxies (Mickaelian
A.M. et al. 2006, A&A 449, 425)
·
Estimation of the maximum luminosity of
a single spiral galaxy (1012 L) (Mickaelian et
al. 2001, Proc. IAU S205, ASP 205, 232)
·
Discovery of the highest IR/opt flux ratio
(40-1000) extragalactic objects (Sargsyan et al. 2008, ApJ
683, 114)
·
Definition of HINERs (High
Ionization Nuclear Emission-Line Regions)
·
Establishment of accurate magnitudes for AGN and the first statistical study of AGN catalog (Mickaelian 2005,
Proc. JENAM-2005, Symp. 3, EAS Conf. Ser., on
CD-ROM)
·
Discovery of the spectral variability
of Akn 564; fine analysis of emission lines
·
Discovery of the spectral variability
of Kaz 102; fine analysis of emission lines (Kazarian & Mickaelian 2007, Ap
50, 127)
·
Study of interrelationship of AGN /
interaction / starburst phenomena for IRAS galaxies
·
Discovery of 2 Novae among the FBS
BSOs (with amplitude of ~8 mag)
·
Estimation of
positional accuracies of main astronomical catalogues (Mickaelian & Sinamyan 2010, MNRAS, in press)
·
Estimation of
photometric accuracies of main astronomical catalogues (Mickaelian et al. 2010, MNRAS, in press)
Technical and Methodological Developments
·
Working out methods for accurate
measurements of coordinates from POSS
·
Working out methods for optical
identifications of IRAS point sources by means of low-dispersion spectra
·
Working out new methods for optical
identifications of ROSAT point sources by means of HQS and other databases
·
Modification of automated reduction
package in ESO-MIDAS for BAO 2.6m telescope
·
Introducing ESO-MIDAS and SPECTRAI in
Byurakan
·
Working out methods for digitization of
astronomical plates
·
Working out methods for astrometric
solution of astronomical plates
·
Development of methods for
cross-correlation of astronomical catalogs
·
Working out methods for classification of
low-dispersion spectra
·
Installation of DFBS web portal and ArVO
server on ArmCluster; VO in GRID
·
Working out methods for calculation of
most possible accurate positions and PM; application to estimate distances and
luminosities
·
Working out methods for calculation of
most possible accurate magnitudes and colors; application to reveal variability
Initiated Projects and Novelties
·
Polarimetric observations of FBS BSOs with BAO 2.6m
telescope
·
First research and introducing new field of Infrared
Astronomy in Byurakan
·
Optical identifications of IRAS PSC sources
·
First research and introducing new field of X-ray
Astronomy in Byurakan
·
Optical identifications of ROSAT FSC sources
·
First multiwavelength studies of galactic and
extragalactic objects
·
Multiwavelength astronomy at BAO: multiwavelength surveys
for new bright AGN
·
Digitized First Byurakan Survey (DFBS); first large
digitization project
·
Digitization of photographic slit spectra obtained
with BAO 2.6m telescope
·
Armenian Virtual Observatory (ArVO) and its acceptance
in IVOA
·
AGN classification in HyperLEDA database
·
Comparative analysis of
large databases (for derivation of high IR/opt flux ratio objects, etc.)
Other Results and Achievements
·
Organization of IAU Symposium #194 in Byurakan (1998)
·
Foundation of the Armenian Astronomical Society (ArAS)
(1999-2001), its acceptance as EAS affiliated society (2001)
·
Foundation of the Isaac Newton Institute Armenian
Branch (2000)
·
Organization of IAU Colloquium #184 in Byurakan (2001)
·
Compilation of the first booklet devoted to B.E. Markarian’s life and activity (2001)
·
Creation of ArAS webpage and Electronic Newsletter ArASNews (2002)
·
Establishment of ArAS Annual Meetings (2002)
·
Creation of a database of Armenian astronomers at ArAS
webpage (2003)
·
Establishment of ArAS Prize for Young Astronomers, at
present named Yervant Terzian Prize
(2004)
·
Organization of School Astronomical Olympiads in
Armenia (1995, and since 1999)
·
Establishment of regular Byurakan Summer Schools for
YSU students (2005, 2009)
·
Establishment of regular Byurakan International Summer
Schools (2006, 2008, 2010 combined with ISYA-2010, 2012)
·
Organization of JENAM-2007 in Yerevan, the greatest
scientific meeting ever held in Armenia (2007)
·
Organization of Anania Shirakatsi’s
1400th anniversary (2012)
·
Compilation and release of a DVD devoted to V.A.
Ambartsumian’s life and activity (2008, 2nd edition in 2010)
·
Accomplishment of IYA-2009 plans in Armenia; large
advertisement of astronomy (2009)
·
Meetings between astronomers and
historians/archaeologists for Archaeoastronomy matters in Armenia (2009)
·
Meetings between astronomers and biologists for
Astrobiology matters in Armenia (2009)
·
Creation of “Astronomy
for Students” DVD, a database for astronomy students (2010)
·
Initiation of the scientific journalism affairs in
Armenia based on astronomical news and events (2010)
·
Organization of ArAS popular lectures in Armenian schools
initiated by Prof. Yervant Terzian
(USA) (2012)
·
Creation of “Astronomy
for Schools” DVD, a database for school astronomy (2012)