Class information for:
Level 1: GALAXY CENTER//GALAXY CENTRE//GALAXY NUCLEUS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
2337 2278 42.1 74%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
19 4 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 523489
8 3       ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 146114
215 2             X RAYS BINARIES//BLACK HOLE PHYSICS//ACCRETION ACCRETION DISKS 20680
2337 1                   GALAXY CENTER//GALAXY CENTRE//GALAXY NUCLEUS 2278

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 GALAXY CENTER authKW 9440894 45% 69% 1019
2 GALAXY CENTRE authKW 1449563 8% 59% 184
3 GALAXY NUCLEUS authKW 805063 4% 69% 87
4 BLACK HOLE PHYSICS authKW 492111 19% 8% 442
5 GALACTIC CENTER authKW 421364 2% 60% 52
6 ISM INDIVIDUAL SAGITTARIUS A authKW 177385 1% 88% 15
7 ASTRONOMY & ASTROPHYSICS WoSSC 128515 97% 0% 2203
8 ASTROPHYSICAL JOURNAL journal 123246 37% 1% 848
9 SGR A authKW 120618 1% 75% 12
10 ISM INDIVIDUAL OBJECTS SGR A authKW 107221 0% 100% 8

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Astronomy & Astrophysics 128515 97% 0% 2203
2 Engineering, Aerospace 48 1% 0% 21
3 Physics, Particles & Fields 24 2% 0% 47
4 Meteorology & Atmospheric Sciences 7 1% 0% 28
5 Physics, Multidisciplinary 4 3% 0% 57
6 Geosciences, Multidisciplinary -0 1% 0% 28
7 Remote Sensing -2 0% 0% 1
8 Physics, Nuclear -3 1% 0% 12
9 Multidisciplinary Sciences -5 0% 0% 1
10 Physics, Fluids & Plasmas -6 0% 0% 4

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ASTRON 57929 23% 1% 522
2 COMPUTAT RELAT GRAVITAT 47017 1% 14% 25
3 PLAIN 42887 0% 80% 4
4 THEORY COMPUTAT 37102 1% 10% 27
5 RADIO ASTRON 33964 3% 4% 57
6 INTERDISCIPLINARY ASTRON 30154 0% 75% 3
7 STEWARD OBSERV 29970 4% 2% 102
8 PHYS 1 27240 4% 2% 84
9 EAST ASIA OBSERV 26805 0% 100% 2
10 UCLA GALACT GRP 26805 0% 100% 2

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 ASTROPHYSICAL JOURNAL 123246 37% 1% 848
2 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 58692 6% 3% 129
3 ASTRONOMISCHE NACHRICHTEN 41217 4% 3% 102
4 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 23840 12% 1% 281
5 IAU SYMPOSIA 22336 5% 1% 115
6 ASTRONOMY & ASTROPHYSICS 21312 13% 1% 285
7 ASTROPHYSICAL JOURNAL LETTERS 19514 4% 2% 95
8 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 4304 2% 1% 39
9 ASTRONOMICAL JOURNAL 1434 2% 0% 40
10 PROGRESS OF THEORETICAL PHYSICS SUPPLEMENT 1412 1% 1% 18

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class		 LCSH search Wikipedia search
1 GALAXY CENTER 9440894 45% 69% 1019 Search GALAXY+CENTER Search GALAXY+CENTER
2 GALAXY CENTRE 1449563 8% 59% 184 Search GALAXY+CENTRE Search GALAXY+CENTRE
3 GALAXY NUCLEUS 805063 4% 69% 87 Search GALAXY+NUCLEUS Search GALAXY+NUCLEUS
4 BLACK HOLE PHYSICS 492111 19% 8% 442 Search BLACK+HOLE+PHYSICS Search BLACK+HOLE+PHYSICS
5 GALACTIC CENTER 421364 2% 60% 52 Search GALACTIC+CENTER Search GALACTIC+CENTER
6 ISM INDIVIDUAL SAGITTARIUS A 177385 1% 88% 15 Search ISM+INDIVIDUAL+SAGITTARIUS+A Search ISM+INDIVIDUAL+SAGITTARIUS+A
7 SGR A 120618 1% 75% 12 Search SGR+A Search SGR+A
8 ISM INDIVIDUAL OBJECTS SGR A 107221 0% 100% 8 Search ISM+INDIVIDUAL+OBJECTS+SGR+A Search ISM+INDIVIDUAL+OBJECTS+SGR+A
9 STELLAR DYNAMICS 103734 3% 10% 78 Search STELLAR+DYNAMICS Search STELLAR+DYNAMICS
10 GALAXY KINEMATICS AND DYNAMICS 99063 4% 8% 98 Search GALAXY+KINEMATICS+AND+DYNAMICS Search GALAXY+KINEMATICS+AND+DYNAMICS

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 EISENHAUER, F , GILLESSEN, S , GENZEL, R , (2010) THE GALACTIC CENTER MASSIVE BLACK HOLE AND NUCLEAR STAR CLUSTER.REVIEWS OF MODERN PHYSICS. VOL. 82. ISSUE 4. P. - 359 76% 294
2 MORRIS, M , SERABYN, E , (1996) THE GALACTIC CENTER ENVIRONMENT.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS. VOL. 34. ISSUE . P. 645 -701 174 72% 474
3 CLAVEL, M , SOLDI, S , GOLDWURM, A , PREDEHL, P , NANDRA, K , PONTI, G , MORRIS, MR , TERRIER, R , HABERL, F , STURM, R , ET AL (2015) THE XMM-NEWTON VIEW OF THE CENTRAL DEGREES OF THE MILKY WAY.MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY. VOL. 453. ISSUE 1. P. 172 -213 140 67% 7
4 FERRIERE, K , (2012) INTERSTELLAR GAS WITHIN SIMILAR TO 10 PC OF SAGITTARIUS A.ASTRONOMY & ASTROPHYSICS. VOL. 540. ISSUE . P. - 101 100% 20
5 MORRIS, MR , MEYER, L , GHEZ, AM , (2012) GALACTIC CENTER RESEARCH: MANIFESTATIONS OF THE CENTRAL BLACK HOLE.RESEARCH IN ASTRONOMY AND ASTROPHYSICS. VOL. 12. ISSUE 8. P. 995 -1020 103 95% 24
6 FALCKE, H , MARKOFF, SB , (2013) TOWARD THE EVENT HORIZON-THE SUPERMASSIVE BLACK HOLE IN THE GALACTIC CENTER.CLASSICAL AND QUANTUM GRAVITY. VOL. 30. ISSUE 24. P. - 116 76% 28
7 ALEXANDER, T , (2005) STELLAR PROCESSES NEAR THE MASSIVE BLACK HOLE IN THE GALACTIC CENTER.PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS. VOL. 419. ISSUE 2-3. P. 65-142 161 57% 145
8 MELIA, F , FALCKE, H , (2001) THE SUPERMASSIVE BLACK HOLE AT THE GALACTIC CENTER.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS. VOL. 39. ISSUE . P. 309 -352 122 75% 277
9 BROWN, WR , (2015) HYPERVELOCITY STARS.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS, VOL 53. VOL. 53. ISSUE . P. 15 -49 120 63% 7
10 YELDA, S , GHEZ, AM , LU, JR , DO, T , MEYER, L , MORRIS, MR , MATTHEWS, K , (2014) PROPERTIES OF THE REMNANT CLOCKWISE DISK OF YOUNG STARS IN THE GALACTIC CENTER.ASTROPHYSICAL JOURNAL. VOL. 783. ISSUE 2. P. - 69 92% 27

Classes with closest relation at Level 1


Rank Class id link
1 11304 BLACK HOLE PHYSICS//GALAXIES NUCLEI//QUASARS INDIVIDUAL SDSS J153636220441270
2 16925 GALAXY BULGE//GALAXY STRUCTURE//GALAXY STELLAR CONTENT
3 15507 STARS INDIVIDUAL GRS 1758 258//STARS INDIVIDUAL 1E 17407 2942//GAMMA RAYS OBSERVATIONS
4 8360 PHILOSOPHY SCI//BSW EFFECT//FIELD THEORY PARTICLE PHYS
5 19349 X RAYS DIFFUSE BACKGROUND//X RAYS ISM//SOLAR WIND CHARGE EXCHANGE
6 5581 BLACK HOLE PHYSICS//ACCRETION ACCRETION DISKS//ACCRETION DISKS
7 9893 GALAXIES INDIVIDUAL M82//GALAXIES INDIVIDUAL NGC 253//GALAXIES STARBURST
8 7361 BLUE STRAGGLERS//GLOBULAR CLUSTERS GENERAL//STELLAR DYNAMICS
9 22637 FSB ITP LPPC//STERILE NEUTRINOS//WARM DARK MATTER
10 21860 GALAXIES INDIVIDUAL NGC 4258//GALAXIES INDIVIDUAL NGC 3079//MASERS

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