Class information for:
Level 3: ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
19 118981 41.3 63%


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
38 2             STARS FORMATION//ISM CLOUDS//ISM MOLECULES 31753
158 2             GLOBULAR CLUSTERS GENERAL//ASTRONOMY & ASTROPHYSICS//STARS ABUNDANCES 22875
159 2             WHITE DWARFS//NOVAE CATACLYSMIC VARIABLES//STARS AGB AND POST AGB 22817
221 2             ASTRONOMY & ASTROPHYSICS//STARS ACTIVITY//STARS OSCILLATIONS 20606
239 2             PLANETARY SYSTEMS//STARS PRE MAIN SEQUENCE//PLANETS AND SATELLITES FORMATION 20042
3852 2             PUBLICATIONS BIBLIOGRAPHY//RELATED FIELDS//SOCIOLOGY OF ASTRONOMY 888

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 ASTRONOMY & ASTROPHYSICS WoSSC 6438517 95% 23% 112731
2 ASTROPHYSICAL JOURNAL journal 2653801 24% 37% 28546
3 ASTRON address 2459655 21% 40% 24606
4 STARS FORMATION authKW 1655497 6% 86% 7600
5 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY journal 1463601 13% 37% 15898
6 ASTRONOMICAL JOURNAL journal 1256368 7% 59% 8386
7 STARS PRE MAIN SEQUENCE authKW 1085188 4% 97% 4384
8 CIRCUMSTELLAR MATTER authKW 1079011 4% 93% 4557
9 STARS ABUNDANCES authKW 1050630 4% 92% 4496
10 STARS EVOLUTION authKW 946181 4% 85% 4380

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 6438517 95% 23% 112731
2 Engineering, Aerospace 10 0% 0% 323
3 COMPUTER APPLICATIONS & CYBERNETICS -8 0% 0% 1
4 Physics, Nuclear -22 1% 0% 869
5 Film, Radio, Television -27 0% 0% 1
6 Medieval & Renaissance Studies -41 0% 0% 3
7 Mathematics, Interdisciplinary Applications -43 0% 0% 435
8 Art -48 0% 0% 25
9 Cultural Studies -53 0% 0% 1
10 Asian Studies -56 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 ASTRON 2459655 21% 40% 24606
2 ASTROPHYS 635964 5% 43% 5881
3 ASTRON ASTROPHYS 575643 5% 39% 5905
4 PHYS ASTRON 410281 14% 11% 16370
5 ASTRON OBSERV 231792 2% 32% 2852
6 ASTROFIS 210292 2% 45% 1845
7 STEWARD OBSERV 192719 2% 41% 1881
8 STERRENKUNDE 185519 1% 91% 801
9 INAF 161598 2% 33% 1977
10 MCDONALD OBSERV 126420 1% 69% 725

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 ASTRONOMY & ASTROPHYSICS 3022929 21% 49% 24405
2 ASTROPHYSICAL JOURNAL 2653801 24% 37% 28546
3 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 1463601 13% 37% 15898
4 ASTRONOMICAL JOURNAL 1256368 7% 59% 8386
5 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC 561056 3% 65% 3404
6 IAU SYMPOSIA 514210 3% 51% 3998
7 ASTROPHYSICS AND SPACE SCIENCE 331085 3% 32% 4079
8 ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES 251416 2% 52% 1902
9 ASTROPHYSICAL JOURNAL LETTERS 200485 2% 36% 2214
10 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 182274 2% 39% 1836

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 FORMATION 1655497 6% 86% 7600 Search STARS+FORMATION Search STARS+FORMATION
2 STARS PRE MAIN SEQUENCE 1085188 4% 97% 4384 Search STARS+PRE+MAIN+SEQUENCE Search STARS+PRE+MAIN+SEQUENCE
3 CIRCUMSTELLAR MATTER 1079011 4% 93% 4557 Search CIRCUMSTELLAR+MATTER Search CIRCUMSTELLAR+MATTER
4 STARS ABUNDANCES 1050630 4% 92% 4496 Search STARS+ABUNDANCES Search STARS+ABUNDANCES
5 STARS EVOLUTION 946181 4% 85% 4380 Search STARS+EVOLUTION Search STARS+EVOLUTION
6 ISM CLOUDS 927167 4% 85% 4273 Search ISM+CLOUDS Search ISM+CLOUDS
7 ISM MOLECULES 901845 4% 75% 4710 Search ISM+MOLECULES Search ISM+MOLECULES
8 PLANETARY SYSTEMS 849648 3% 93% 3587 Search PLANETARY+SYSTEMS Search PLANETARY+SYSTEMS
9 STARS FUNDAMENTAL PARAMETERS 831804 3% 94% 3475 Search STARS+FUNDAMENTAL+PARAMETERS Search STARS+FUNDAMENTAL+PARAMETERS
10 STARS LATE TYPE 662406 2% 93% 2799 Search STARS+LATE+TYPE Search STARS+LATE+TYPE

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 MCKEE, CF , OSTRIKER, EC , (2007) THEORY OF STAR FORMATION.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS. VOL. 45. ISSUE . P. 565 -687 545 90% 856
2 MANNUCCI, F , NELEMANS, G , MAOZ, D , (2014) OBSERVATIONAL CLUES TO THE PROGENITORS OF TYPE IA SUPERNOVAE.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS, VOL 52. VOL. 52. ISSUE . P. 107 -170 454 89% 127
3 BOWLER, BP , (2016) IMAGING EXTRASOLAR GIANT PLANETS.PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC. VOL. 128. ISSUE 968. P. - 487 95% 6
4 KARAKAS, AI , LATTANZIO, JC , (2014) THE DAWES REVIEW 2: NUCLEOSYNTHESIS AND STELLAR YIELDS OF LOW- AND INTERMEDIATE-MASS SINGLE STARS.PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA. VOL. 31. ISSUE . P. - 524 91% 48
5 HEBER, U , (2016) HOT SUBLUMINOUS STARS.PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC. VOL. 128. ISSUE 966. P. - 493 94% 5
6 PARKER, QA , BOJICIC, IS , FREW, DJ , (2016) THE HA SURFACE BRIGHTNESS-RADIUS RELATION: A ROBUST STATISTICAL DISTANCE INDICATOR FOR PLANETARY NEBULAE.MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY. VOL. 455. ISSUE 2. P. 1459 -1488 391 98% 10
7 MAC LOW, MM , KLESSEN, RS , (2004) CONTROL OF STAR FORMATION BY SUPERSONIC TURBULENCE.REVIEWS OF MODERN PHYSICS. VOL. 76. ISSUE 1. P. 125 -194 490 88% 827
8 ANDREWS, SM , (2015) OBSERVATIONS OF SOLIDS IN PROTOPLANETARY DISKS.PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC. VOL. 127. ISSUE 956. P. 961 -993 510 97% 11
9 KRUMHOLZ, MR , (2014) THE BIG PROBLEMS IN STAR FORMATION: THE STAR FORMATION RATE, STELLAR CLUSTERING, AND THE INITIAL MASS FUNCTION.PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS. VOL. 539. ISSUE 2. P. 49 -134 559 82% 31
10 WILLIAMS, JP , CIEZA, LA , (2011) PROTOPLANETARY DISKS AND THEIR EVOLUTION.ANNUAL REVIEW OF ASTRONOMY AND ASTROPHYSICS, VOL 49. VOL. 49. ISSUE . P. 67 -117 299 99% 375

Classes with closest relation at Level 3


Rank Class id link
1 8 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
2 170 ICARUS//JOURNAL OF GEOPHYSICAL RESEARCH-PLANETS//METEORITICS & PLANETARY SCIENCE
3 45 JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS//ASTRONOMY & ASTROPHYSICS//SOLAR PHYSICS
4 251 JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL
5 473 GEOPHYSICAL AND ASTROPHYSICAL FLUID DYNAMICS//PHYSICS, FLUIDS & PLASMAS//JOURNAL OF FLUID MECHANICS
6 543 PHYSICS OF PLASMAS//DUSTY PLASMA//DUSTY PLASMAS
7 217 OPTICS//APPLIED OPTICS//OPTICAL ENGINEERING
8 53 PHYSICS, PARTICLES & FIELDS//PHYSICAL REVIEW D//ASTRONOMY & ASTROPHYSICS
9 594 ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//UV B RADIATION//ORIGIN OF LIFE
10 506 AMERICAN JOURNAL OF PHYSICS//PHYSICS ESSAYS//ADVANCES IN APPLIED CLIFFORD ALGEBRAS

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