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

Basic class information
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
23 4 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 393400
1 3       ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 234120
0 2             GALAXIES EVOLUTION//ASTRONOMY & ASTROPHYSICS//GALAXIES FORMATION 63445
1 2             ASTRONOMY & ASTROPHYSICS//STARS ABUNDANCES//STARS FUNDAMENTAL PARAMETERS 49220
63 2             STARS FORMATION//ISM CLOUDS//ISM MOLECULES 28877
123 2             GAMMA RAYS BURSTS//PULSARS GENERAL//STARS NEUTRON 23989
365 2             BLACK HOLE PHYSICS//X RAYS BINARIES//ACCRETION ACCRETION DISKS 17842
544 2             NOVAE CATACLYSMIC VARIABLES//SUPERNOVAE GENERAL//PLANETARY NEBULAE GENERAL 15204
842 2             GALAXIES JETS//GALAXIES ACTIVE//RADIO CONTINUUM GALAXIES 11879
1036 2             PLANETARY SYSTEMS//PLANETS AND SATELLITES FORMATION//TECHNIQUES RADIAL VELOCITIES 10481
1273 2             COSMIC MICROWAVE BACKGROUND//X RAYS GALAXIES CLUSTERS//GALAXIES CLUSTERS GENERAL 9089
2789 2             GRAVITATIONAL LENSING MICRO//GRAVITATIONAL LENSING//PRIMORDIAL BLACK HOLES 3330
4028 2             DROP ANALYSIS//PUBLICATIONS BIBLIOGRAPHY//TENSIOGRAPHY 764

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ASTRONOMY & ASTROPHYSICS WoSSC 12611696 94% 44% 220646
2 ASTROPHYSICAL JOURNAL journal 6480647 27% 79% 62395
3 ASTRON address 5230097 22% 78% 50667
4 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY journal 4759677 17% 89% 40581
5 GALAXIES ACTIVE authKW 1570058 5% 98% 12024
6 ASTRONOMICAL JOURNAL journal 1547065 6% 90% 13030
7 GALAXIES EVOLUTION authKW 1542518 5% 99% 11753
8 ASTRON ASTROPHYS address 1450291 6% 83% 13290
9 ASTROPHYS address 1208042 5% 80% 11491
10 STARS FORMATION authKW 1163033 4% 98% 8958

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Astronomy & Astrophysics 12611696 94% 44% 220646
2 Physics, Particles & Fields 6855 3% 2% 6441
3 Engineering, Aerospace 799 1% 2% 1187
4 Physics, Multidisciplinary 263 2% 1% 5571
5 AGRICULTURAL EXPERIMENT STATION REPORTS -6 0% 0% 1
6 COMPUTER APPLICATIONS & CYBERNETICS -18 0% 0% 1
7 Poetry -24 0% 0% 1
8 Physics, Nuclear -41 1% 1% 1619
9 Film, Radio, Television -55 0% 0% 1
10 Architecture -58 0% 0% 1

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ASTRON 5230097 22% 78% 50667
2 ASTRON ASTROPHYS 1450291 6% 83% 13290
3 ASTROPHYS 1208042 5% 80% 11491
4 PHYS ASTRON 967087 15% 22% 35513
5 INAF 532074 2% 80% 5036
6 STEWARD OBSERV 490014 2% 88% 4224
7 ASTRON OBSERV 475794 2% 63% 5756
8 ASTROFIS 389107 2% 81% 3617
9 ASTROPHYS SCI 318528 1% 82% 2930
10 LEIDEN OBSERV 317615 1% 92% 2605

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ASTROPHYSICAL JOURNAL 6480647 27% 79% 62395
2 MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 4759677 17% 89% 40581
3 ASTRONOMY & ASTROPHYSICS 4010162 17% 78% 39171
4 ASTRONOMICAL JOURNAL 1547065 6% 90% 13030
5 IAU SYMPOSIA 690633 3% 81% 6413
6 ASTROPHYSICS AND SPACE SCIENCE 474843 3% 53% 6786
7 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC 462965 2% 81% 4314
8 ASTROPHYSICAL JOURNAL LETTERS 441132 2% 72% 4654
9 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 401536 2% 80% 3809
10 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 353260 1% 83% 3205

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 GALAXIES ACTIVE 1570058 5% 98% 12024 Search GALAXIES+ACTIVE Search GALAXIES+ACTIVE
2 GALAXIES EVOLUTION 1542518 5% 99% 11753 Search GALAXIES+EVOLUTION Search GALAXIES+EVOLUTION
3 STARS FORMATION 1163033 4% 98% 8958 Search STARS+FORMATION Search STARS+FORMATION
4 GALAXIES FORMATION 831571 3% 98% 6410 Search GALAXIES+FORMATION Search GALAXIES+FORMATION
5 ACCRETION ACCRETION DISKS 824048 3% 97% 6432 Search ACCRETION+ACCRETION+DISKS Search ACCRETION+ACCRETION+DISKS
6 GALAXIES CLUSTERS GENERAL 722178 2% 98% 5577 Search GALAXIES+CLUSTERS+GENERAL Search GALAXIES+CLUSTERS+GENERAL
7 GALAXIES ISM 702224 2% 99% 5335 Search GALAXIES+ISM Search GALAXIES+ISM
8 COSMOLOGY OBSERVATIONS 677388 2% 92% 5542 Search COSMOLOGY+OBSERVATIONS Search COSMOLOGY+OBSERVATIONS
9 X RAYS GALAXIES 669877 2% 99% 5111 Search X+RAYS+GALAXIES Search X+RAYS+GALAXIES
10 ISM MOLECULES 653440 2% 87% 5649 Search ISM+MOLECULES Search ISM+MOLECULES

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.

Classes with closest relation at Level 3


rank cluster_id2 link
1 190 ICARUS//JOURNAL OF GEOPHYSICAL RESEARCH-PLANETS//METEORITICS & PLANETARY SCIENCE
2 111 PHYSICS, PARTICLES & FIELDS//PHYSICAL REVIEW D//PHYSICS LETTERS B
3 7 PHYSICS, PARTICLES & FIELDS//PHYSICAL REVIEW D//JOURNAL OF HIGH ENERGY PHYSICS
4 45 JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS//ASTRONOMY & ASTROPHYSICS//SOLAR PHYSICS
5 578 GEOPHYSICAL AND ASTROPHYSICAL FLUID DYNAMICS//GEODYNAMO//PHYSICS, FLUIDS & PLASMAS
6 455 OPTICS//JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION//ATMOSPHERIC TURBULENCE
7 335 JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS//PHYSICAL REVIEW A//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL
8 269 PHYSICS OF PLASMAS//PHYSICS, FLUIDS & PLASMAS//LASER AND PARTICLE BEAMS
9 422 NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT//JOURNAL OF INSTRUMENTATION//NUCLEAR SCIENCE & TECHNOLOGY
10 59 PHYSICAL REVIEW C//PHYSICS, NUCLEAR//NUCLEAR PHYSICS A

Go to start page