Class information for:
Level 2: PLANETARY SYSTEMS//STARS PRE MAIN SEQUENCE//PROTOPLANETARY DISKS

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
343 17086 45.0 72%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 3)


ID, lev.
above		 Publications Label for level above
5 175561 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON

Classes in level below (level 1)


ID, lev. below Publications Label for level below
133 4121 STARS PRE MAIN SEQUENCE//STARS PRE MAIN SEQUENCE//PROTOPLANETARY DISKS
158 4048 PLANETARY SYSTEMS//TECHNIQUES RADIAL VELOCITIES//TECHNIQUES PHOTOMETRIC
704 3080 STARS LOW MASS BROWN DWARFS//BROWN DWARFS//LOW MASS STARS
4670 1673 INSTABILITIES//SYZRAN BRANCH//PROTOPLANETARY DISKS
4919 1633 PLANETS AND SATELLITES FORMATION//PLANETARY FORMATION//PLANET DISK INTERACTIONS
10228 1017 CIRCUMSTELLAR MATTER//STARS INDIVIDUAL BETA PICTORIS//STARS INDIVIDUAL FOMALHAUT
15306 650 SETI//EXTRATERRESTRIAL INTELLIGENCE//FERMI PARADOX
18255 496 EXTRASOLAR TERRESTRIAL PLANETS//PLANETARY CLIMATE//HABITABLE ZONE
21227 368 HILL STABILITY//STARS INDIVIDUAL GAMMA CEPHEI//STARS INDIVIDUAL KEPLER 16

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class
1 PLANETARY SYSTEMS Author keyword 3988 76% 16% 2765
2 STARS PRE MAIN SEQUENCE Author keyword 1377 57% 10% 1652
3 PROTOPLANETARY DISKS Author keyword 1196 77% 5% 808
4 PLANETS AND SATELLITES FORMATION Author keyword 1144 78% 4% 752
5 STARS LOW MASS BROWN DWARFS Author keyword 1092 71% 5% 879
6 BROWN DWARFS Author keyword 1024 74% 4% 763
7 STARS PRE MAIN SEQUENCE Author keyword 983 62% 6% 1017
8 PLANETARY SYSTEMS FORMATION Author keyword 719 90% 2% 318
9 PLANETARY SYSTEMS PROTOPLANETARY DISKS Author keyword 701 86% 2% 360
10 CIRCUMSTELLAR MATTER Author keyword 661 33% 9% 1621

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class		 LCSH search Wikipedia search
1 PLANETARY SYSTEMS 3988 76% 16% 2765 Search PLANETARY+SYSTEMS Search PLANETARY+SYSTEMS
2 STARS PRE MAIN SEQUENCE 1377 57% 10% 1652 Search STARS++PRE+MAIN+SEQUENCE Search STARS++PRE+MAIN+SEQUENCE
3 PROTOPLANETARY DISKS 1196 77% 5% 808 Search PROTOPLANETARY+DISKS Search PROTOPLANETARY+DISKS
4 PLANETS AND SATELLITES FORMATION 1144 78% 4% 752 Search PLANETS+AND+SATELLITES+FORMATION Search PLANETS+AND+SATELLITES+FORMATION
5 STARS LOW MASS BROWN DWARFS 1092 71% 5% 879 Search STARS++LOW+MASS++BROWN+DWARFS Search STARS++LOW+MASS++BROWN+DWARFS
6 BROWN DWARFS 1024 74% 4% 763 Search BROWN+DWARFS Search BROWN+DWARFS
7 STARS PRE MAIN SEQUENCE 983 62% 6% 1017 Search STARS+PRE+MAIN+SEQUENCE Search STARS+PRE+MAIN+SEQUENCE
8 PLANETARY SYSTEMS FORMATION 719 90% 2% 318 Search PLANETARY+SYSTEMS++FORMATION Search PLANETARY+SYSTEMS++FORMATION
9 PLANETARY SYSTEMS PROTOPLANETARY DISKS 701 86% 2% 360 Search PLANETARY+SYSTEMS++PROTOPLANETARY+DISKS Search PLANETARY+SYSTEMS++PROTOPLANETARY+DISKS
10 CIRCUMSTELLAR MATTER 661 33% 9% 1621 Search CIRCUMSTELLAR+MATTER Search CIRCUMSTELLAR+MATTER

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class
1 T TAURI STARS 2019 65% 11% 1914
2 HOT JUPITERS 1226 89% 3% 561
3 MAIN SEQUENCE STARS 1173 49% 10% 1722
4 LOW MASS STARS 1173 57% 8% 1384
5 PROTOPLANETARY DISKS 1148 70% 6% 941
6 CIRCUMSTELLAR DISKS 1126 68% 6% 997
7 GIANT PLANETS 1028 59% 7% 1163
8 BROWN DWARFS 1008 64% 6% 975
9 EXTRASOLAR GIANT PLANETS 943 79% 3% 597
10 EXTRASOLAR PLANETS 915 64% 5% 897

Journals


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 ASTROPHYSICAL JOURNAL LETTERS 71 11% 4% 600
2 INTERNATIONAL JOURNAL OF ASTROBIOLOGY 25 24% 1% 93
3 ASTROBIOLOGY 19 15% 1% 122
4 JBIS-JOURNAL OF THE BRITISH INTERPLANETARY SOCIETY 6 14% 0% 44

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Protoplanetary Disks and Their Evolution 2011 242 302 76%
Catalog of nearby exoplanets 2006 463 95 96%
A unified theory for the atmospheres of the hot and very hot jupiters: Two classes of irradiated atmospheres 2008 276 97 93%
Evolution of debris disks 2008 277 214 89%
Instability, turbulence, and enhanced transport in accretion disks 1998 1272 85 55%
Extreme Water Loss and Abiotic O-2 Buildup on Planets Throughout the Habitable Zones of M Dwarfs 2015 4 108 81%
Stellar Multiplicity 2013 90 259 70%
PRE-MAIN-SEQUENCE EVOLUTION IN THE TAURUS-AURIGA MOLECULAR CLOUD 1995 1121 152 71%
Planet-Disk Interaction and Orbital Evolution 2012 89 169 98%
Global models of planet formation and evolution 2015 3 249 88%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of publ.
in class
1 EXOPLANETS HABITABLE WORLDS 270 82% 0.9% 155
2 EXOPLANETS STELLAR ASTROPHYS 230 87% 0.7% 113
3 EXOPLANET SCI 184 80% 0.7% 115
4 ASTROPHYS 170 11% 8.2% 1394
5 NASA EXOPLANET SCI 105 66% 0.6% 97
6 TERR MAGNETISM 95 23% 2.1% 356
7 STEWARD OBSERV 88 14% 3.4% 589
8 ASTROFIS 80 15% 2.9% 489
9 OBSERV GENEVA 63 33% 0.9% 156
10 ASTROPHYS GRENOBLE 62 38% 0.8% 130

Related classes at same level (level 2)


Rank Relatedness score Related classes
1 0.0000022522 ISM MOLECULES//STARS FORMATION//ISM CLOUDS
2 0.0000015772 ASTRONOMY & ASTROPHYSICS//STARS ABUNDANCES//STARS AGB AND POST AGB
3 0.0000013076 ATMOSPHERIC EFFECTS//SITE TESTING//INSTRUMENTATION ADAPTIVE OPTICS
4 0.0000011311 GLOBULAR CLUSTERS GENERAL//GALAXIES STAR CLUSTERS//GLOBULAR CLUSTERS GENERAL
5 0.0000010313 ICARUS//ASTEROIDS//COMETS GENERAL
6 0.0000007250 METEORITICS & PLANETARY SCIENCE//METEORITICS//GEOCHIMICA ET COSMOCHIMICA ACTA
7 0.0000006559 GEODYNAMO//GEOPHYSICAL AND ASTROPHYSICAL FLUID DYNAMICS//DYNAMO THEORIES AND SIMULATIONS
8 0.0000006467 NOVAE CATACLYSMIC VARIABLES//SUPERNOVAE GENERAL//STARS DWARF NOVAE
9 0.0000005019 MESH EXPERIMENT//CHARGE CLOUD SHAPE//X RAY EVENT
10 0.0000004191 X RAYS BINARIES//PULSARS GENERAL//STARS NEUTRON