Class information for:
Level 1: STARS HORIZONTAL BRANCH//GLOBULAR CLUSTERS GENERAL//STARS VARIABLES RR LYRAE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
404 3528 48.6 65%


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
19 3       ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 118981
158 2             GLOBULAR CLUSTERS GENERAL//ASTRONOMY & ASTROPHYSICS//STARS ABUNDANCES 22875
404 1                   STARS HORIZONTAL BRANCH//GLOBULAR CLUSTERS GENERAL//STARS VARIABLES RR LYRAE 3528

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 STARS HORIZONTAL BRANCH authKW 2117412 12% 57% 427
2 GLOBULAR CLUSTERS GENERAL authKW 1864563 19% 33% 653
3 STARS VARIABLES RR LYRAE authKW 1172661 5% 71% 192
4 STARS POPULATION II authKW 1061956 10% 33% 367
5 STARS ABUNDANCES authKW 616287 17% 12% 591
6 GLOBULAR CLUSTERS INDIVIDUAL OMEGA CENTAURI authKW 433229 2% 76% 66
7 STARS VARIABLES RR LYR authKW 401615 2% 81% 57
8 STARS EVOLUTION authKW 354290 13% 9% 460
9 ASTRONOMICAL JOURNAL journal 327453 21% 5% 734
10 GLOBULAR CLUSTERS INDIVIDUAL NGC 2808 authKW 297501 1% 90% 38

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 210362 99% 1% 3506
2 Remote Sensing -3 0% 0% 2
3 Computer Science, Interdisciplinary Applications -19 0% 0% 3
4 Computer Science, Information Systems -21 0% 0% 1
5 Physics, Nuclear -23 0% 0% 4
6 Spectroscopy -23 0% 0% 1
7 Computer Science, Theory & Methods -24 0% 0% 1
8 Physics, Particles & Fields -29 0% 0% 4
9 Physics, Multidisciplinary -45 0% 0% 13
10 Mathematics, Applied -50 0% 0% 1

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 DIPARTIMENTO ASTRON 125757 6% 7% 195
2 ASTRON 90741 23% 1% 813
3 INAF 70581 6% 4% 223
4 DOMINION ASTROPHYS OBSERV 58441 1% 14% 49
5 MCDONALD OBSERV 44778 2% 7% 74
6 ASTRON ASTROFIS 43269 2% 6% 87
7 HERZBERG ASTROPHYS 42914 2% 6% 82
8 KONKOLY OBSERV 38169 1% 10% 44
9 LICK OBSERV 34443 2% 5% 78
10 OSSERVATORIO ASTRON URANIA 33270 0% 38% 10

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 ASTRONOMICAL JOURNAL 327453 21% 5% 734
2 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC 94717 7% 5% 240
3 ASTRONOMY & ASTROPHYSICS 77665 19% 1% 674
4 ASTROPHYSICAL JOURNAL 54983 20% 1% 709
5 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 41848 13% 1% 463
6 ACTA ASTRONOMICA 24959 1% 7% 43
7 ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES 20392 3% 3% 93
8 ASTROPHYSICAL JOURNAL LETTERS 10741 2% 1% 88
9 IAU SYMPOSIA 8550 3% 1% 89
10 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 7971 2% 1% 66

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 STARS HORIZONTAL BRANCH 2117412 12% 57% 427 Search STARS+HORIZONTAL+BRANCH Search STARS+HORIZONTAL+BRANCH
2 GLOBULAR CLUSTERS GENERAL 1864563 19% 33% 653 Search GLOBULAR+CLUSTERS+GENERAL Search GLOBULAR+CLUSTERS+GENERAL
3 STARS VARIABLES RR LYRAE 1172661 5% 71% 192 Search STARS+VARIABLES+RR+LYRAE Search STARS+VARIABLES+RR+LYRAE
4 STARS POPULATION II 1061956 10% 33% 367 Search STARS+POPULATION+II Search STARS+POPULATION+II
5 STARS ABUNDANCES 616287 17% 12% 591 Search STARS+ABUNDANCES Search STARS+ABUNDANCES
6 GLOBULAR CLUSTERS INDIVIDUAL OMEGA CENTAURI 433229 2% 76% 66 Search GLOBULAR+CLUSTERS+INDIVIDUAL+OMEGA+CENTAURI Search GLOBULAR+CLUSTERS+INDIVIDUAL+OMEGA+CENTAURI
7 STARS VARIABLES RR LYR 401615 2% 81% 57 Search STARS+VARIABLES+RR+LYR Search STARS+VARIABLES+RR+LYR
8 STARS EVOLUTION 354290 13% 9% 460 Search STARS+EVOLUTION Search STARS+EVOLUTION
9 GLOBULAR CLUSTERS INDIVIDUAL NGC 2808 297501 1% 90% 38 Search GLOBULAR+CLUSTERS+INDIVIDUAL+NGC+2808 Search GLOBULAR+CLUSTERS+INDIVIDUAL+NGC+2808
10 RR LYRAE VARIABLE 290909 1% 82% 41 Search RR+LYRAE+VARIABLE Search RR+LYRAE+VARIABLE

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 ROEDIGER, JC , COURTEAU, S , GRAVES, G , SCHIAVON, RP , (2014) CONSTRAINING STELLAR POPULATION MODELS. I. AGE, METALLICITY AND ABUNDANCE PATTERN COMPILATION FOR GALACTIC GLOBULAR CLUSTERS.ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES. VOL. 210. ISSUE 1. P. - 289 84% 24
2 GRATTON, RG , CARRETTA, E , BRAGAGLIA, A , (2012) MULTIPLE POPULATIONS IN GLOBULAR CLUSTERS LESSONS LEARNED FROM THE MILKY WAY GLOBULAR CLUSTERS.ASTRONOMY AND ASTROPHYSICS REVIEW. VOL. 20. ISSUE . P. 1 -49 215 68% 277
3 CATELAN, M , (2009) HORIZONTAL BRANCH STARS: THE INTERPLAY BETWEEN OBSERVATIONS AND THEORY, AND INSIGHTS INTO THE FORMATION OF THE GALAXY.ASTROPHYSICS AND SPACE SCIENCE. VOL. 320. ISSUE 4. P. 261 -309 314 66% 130
4 GRATTON, R , SNEDEN, C , CARRETTA, E , (2004) ABUNDANCE VARIATIONS WITHIN GLOBULAR CLUSTERS.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS. VOL. 42. ISSUE . P. 385 -440 189 67% 490
5 VANDENBERG, DA , BROGAARD, K , LEAMAN, R , CASAGRANDE, L , (2013) THE AGES OF 55 GLOBULAR CLUSTERS AS DETERMINED USING AN IMPROVED DELTA V-TO(HB) METHOD ALONG WITH COLOR-MAGNITUDE DIAGRAM CONSTRAINTS, AND THEIR IMPLICATIONS FOR BROADER ISSUES.ASTROPHYSICAL JOURNAL. VOL. 775. ISSUE 2. P. - 138 76% 82
6 CARRERA, R , PANCINO, E , REJKUBA, M , ZOCCALI, M , (2010) LOW-RESOLUTION SPECTROSCOPY OF MAIN SEQUENCE STARS BELONGING TO 12 GALACTIC GLOBULAR CLUSTERS I. CH AND CN BAND STRENGTH VARIATIONS.ASTRONOMY & ASTROPHYSICS. VOL. 524. ISSUE . P. - 154 85% 27
7 VANDENBERG, DA , DENISSENKOV, PA , CATELAN, M , (2016) CONSTRAINTS ON THE DISTANCE MODULI, HELIUM AND METAL ABUNDANCES, AND AGES OF GLOBULAR CLUSTERS FROM THEIR RR LYRAE AND NON-VARIABLE HORIZONTAL-BRANCH STARS. I. M3, M15, AND M92.ASTROPHYSICAL JOURNAL. VOL. 827. ISSUE 1. P. - 118 81% 2
8 JOHNSON, CI , RICH, RM , PILACHOWSKI, CA , CALDWELL, N , MATEO, M , BAILEY, JI , CRANE, JD , (2015) A SPECTROSCOPIC ANALYSIS OF THE GALACTIC GLOBULAR CLUSTER NGC 6273 (M19).ASTRONOMICAL JOURNAL. VOL. 150. ISSUE 2. P. - 125 77% 8
9 PIOTTO, G , MILONE, AP , BEDIN, LR , ANDERSON, J , KING, IR , MARINO, AF , NARDIELLO, D , APARICIO, A , BARBUY, B , BELLINI, A , ET AL (2015) THE HUBBLE SPACE TELESCOPE UV LEGACY SURVEY OF GALACTIC GLOBULAR CLUSTERS. I. OVERVIEW OF THE PROJECT AND DETECTION OF MULTIPLE STELLAR POPULATIONS.ASTRONOMICAL JOURNAL. VOL. 149. ISSUE 3. P. - 82 78% 39
10 JOHNSON, CI , MCDONALD, I , PILACHOWSKI, CA , MATEO, M , BAILEY, JI , CORDERO, MJ , ZIJLSTRA, AA , CRANE, JD , OLSZEWSKI, E , SHECTMAN, SA , ET AL (2015) AGB SODIUM ABUNDANCES IN THE GLOBULAR CLUSTER 47 TUCANAE (NGC 104).ASTRONOMICAL JOURNAL. VOL. 149. ISSUE 2. P. - 90 89% 15

Classes with closest relation at Level 1


Rank Class id link
1 7361 BLUE STRAGGLERS//GLOBULAR CLUSTERS GENERAL//STELLAR DYNAMICS
2 16925 GALAXY BULGE//GALAXY STRUCTURE//GALAXY STELLAR CONTENT
3 6074 GALAXIES STAR CLUSTERS//GLOBULAR CLUSTERS GENERAL//GALAXIES STAR CLUSTERS GENERAL
4 4639 CEPHEIDS//STARS VARIABLES CEPHEIDS//STARS CEPHEIDS
5 3524 OPEN CLUSTERS AND ASSOCIATIONS GENERAL//GALAXY OPEN CLUSTERS AND ASSOCIATIONS GENERAL//OPEN CLUSTERS AND ASSOCIATIONS INDIVIDUAL NGC 6791
6 4508 MAGELLANIC CLOUDS//GALAXIES MAGELLANIC CLOUDS//GALAXIES STAR CLUSTERS
7 1505 GALAXY KINEMATICS AND DYNAMICS//GALAXY STRUCTURE//GALAXY HALO
8 35827 LARGE SCALE SUPERSONIC COSMIC HYDRODYNAMICS//ROTATION OF GALAXIES//STAR COMPLEXES
9 26004 STARS CARBON//ARMENIAN BRANCH//GALAXIES INDIVIDUAL NGC 147 NGC 185 NGC 205
10 1436 STARS ABUNDANCES//NUCLEAR REACTIONS NUCLEOSYNTHESIS ABUNDANCES//STARS POPULATION II

Go to start page