Class information for:
Level 1: SUN PHOTOSPHERE//SUN GRANULATION//SUN CHROMOSPHERE

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
379 3562 33.2 59%



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
45 3       JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS//ASTRONOMY & ASTROPHYSICS//SOLAR PHYSICS 95613
53 2             SOLAR PHYSICS//SUN CORONA//SUN MAGNETIC FIELDS 29887
379 1                   SUN PHOTOSPHERE//SUN GRANULATION//SUN CHROMOSPHERE 3562

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 SUN PHOTOSPHERE authKW 3994578 23% 57% 823
2 SUN GRANULATION authKW 2203412 9% 78% 329
3 SUN CHROMOSPHERE authKW 1386012 13% 35% 467
4 SUN MAGNETIC FIELDS authKW 1222822 20% 20% 720
5 SUNSPOTS authKW 1056998 12% 30% 414
6 SUN ATMOSPHERE authKW 540157 7% 25% 250
7 SUN SUNSPOTS authKW 393448 3% 40% 114
8 SOLAR PHYSICS journal 387769 16% 8% 560
9 SUN SURFACE MAGNETISM authKW 365543 3% 38% 112
10 SUN OSCILLATIONS authKW 299880 7% 14% 251

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 191374 94% 1% 3363
2 Geochemistry & Geophysics 35 2% 0% 57
3 Meteorology & Atmospheric Sciences 9 1% 0% 43
4 Physics, Multidisciplinary 0 2% 0% 73
5 Engineering, Aerospace -0 0% 0% 7
6 Optics -0 1% 0% 52
7 Geosciences, Multidisciplinary -2 1% 0% 37
8 Engineering, General -6 0% 0% 9
9 Physics, Fluids & Plasmas -7 0% 0% 9
10 Computer Science, Hardware & Architecture -9 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 HIGH ALTITUDE OBSERV 221390 6% 12% 212
2 SOLAR PHYS 200791 2% 28% 84
3 THEORET ASTROPHYS 98415 5% 6% 180
4 ROYAL SWEDISH SCI 91460 1% 32% 33
5 ONECKSTR 6 85397 0% 59% 17
6 BIG BEAR SOLAR OBSERV 69940 1% 19% 44
7 SOLAR ACT 67704 2% 13% 59
8 HIDA OBSERV 63993 1% 18% 42
9 UPS 853 54572 0% 58% 11
10 STERREKUNDIG 54274 1% 21% 30

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 SOLAR PHYSICS 387769 16% 8% 560
2 ASTRONOMY & ASTROPHYSICS 231870 33% 2% 1166
3 ASTROPHYSICAL JOURNAL 64855 22% 1% 773
4 ASTRONOMISCHE NACHRICHTEN 34028 3% 3% 116
5 KINEMATICS AND PHYSICS OF CELESTIAL BODIES 24748 1% 10% 30
6 ASTROPHYSICAL JOURNAL LETTERS 14607 3% 2% 103
7 LIVING REVIEWS IN SOLAR PHYSICS 9118 0% 15% 7
8 IAU SYMPOSIA 7174 2% 1% 82
9 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 4911 1% 1% 47
10 ASTRONOMY REPORTS 4328 1% 2% 32

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 SUN PHOTOSPHERE 3994578 23% 57% 823 Search SUN+PHOTOSPHERE Search SUN+PHOTOSPHERE
2 SUN GRANULATION 2203412 9% 78% 329 Search SUN+GRANULATION Search SUN+GRANULATION
3 SUN CHROMOSPHERE 1386012 13% 35% 467 Search SUN+CHROMOSPHERE Search SUN+CHROMOSPHERE
4 SUN MAGNETIC FIELDS 1222822 20% 20% 720 Search SUN+MAGNETIC+FIELDS Search SUN+MAGNETIC+FIELDS
5 SUNSPOTS 1056998 12% 30% 414 Search SUNSPOTS Search SUNSPOTS
6 SUN ATMOSPHERE 540157 7% 25% 250 Search SUN+ATMOSPHERE Search SUN+ATMOSPHERE
7 SUN SUNSPOTS 393448 3% 40% 114 Search SUN+SUNSPOTS Search SUN+SUNSPOTS
8 SUN SURFACE MAGNETISM 365543 3% 38% 112 Search SUN+SURFACE+MAGNETISM Search SUN+SURFACE+MAGNETISM
9 SUN OSCILLATIONS 299880 7% 14% 251 Search SUN+OSCILLATIONS Search SUN+OSCILLATIONS
10 SUN FACULAE PLAGES 265072 2% 42% 74 Search SUN+FACULAE+PLAGES Search SUN+FACULAE+PLAGES

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 SOLANKI, SK , (2003) SUNSPOTS: AN OVERVIEW.ASTRONOMY AND ASTROPHYSICS REVIEW. VOL. 11. ISSUE 2-3. P. 153 -286 272 60% 291
2 BORRERO, JM , ICHIMOTO, K , (2011) MAGNETIC STRUCTURE OF SUNSPOTS.LIVING REVIEWS IN SOLAR PHYSICS. VOL. 8. ISSUE 4. P. - 183 80% 61
3 REMPEL, M , SCHLICHENMAIER, R , (2011) SUNSPOT MODELING: FROM SIMPLIFIED MODELS TO RADIATIVE MHD SIMULATIONS.LIVING REVIEWS IN SOLAR PHYSICS. VOL. 8. ISSUE 3. P. - 141 74% 35
4 SOLANKI, SK , (1993) SMALL-SCALE SOLAR MAGNETIC-FIELDS - AN OVERVIEW.SPACE SCIENCE REVIEWS. VOL. 63. ISSUE 1-2. P. 1 -188 250 59% 242
5 TIWARI, SK , VAN NOORT, M , LAGG, A , SOLANKI, SK , (2013) STRUCTURE OF SUNSPOT PENUMBRAL FILAMENTS: A REMARKABLE UNIFORMITY OF PROPERTIES.ASTRONOMY & ASTROPHYSICS. VOL. 557. ISSUE . P. - 97 96% 20
6 DE WIJN, AG , STENFLO, JO , SOLANKI, SK , TSUNETA, S , (2009) SMALL-SCALE SOLAR MAGNETIC FIELDS.SPACE SCIENCE REVIEWS. VOL. 144. ISSUE 1-4. P. 275 -315 118 81% 75
7 TIWARI, SK , VAN NOORT, M , SOLANKI, SK , LAGG, A , (2015) DEPTH-DEPENDENT GLOBAL PROPERTIES OF A SUNSPOT OBSERVED BY HINODE USING THE SOLAR OPTICAL TELESCOPE/SPECTROPOLARIMETER.ASTRONOMY & ASTROPHYSICS. VOL. 583. ISSUE . P. - 93 92% 7
8 NORDLUND, A , STEIN, RF , ASPLUND, M , (2009) SOLAR SURFACE CONVECTION.LIVING REVIEWS IN SOLAR PHYSICS. VOL. 6. ISSUE 2. P. - 144 53% 139
9 DEL TORO INIESTA, JC , COBO, BR , (2016) INVERSION OF THE RADIATIVE TRANSFER EQUATION FOR POLARIZED LIGHT.LIVING REVIEWS IN SOLAR PHYSICS. VOL. 13. ISSUE . P. - 99 88% 0
10 JESS, DB , MORTON, RJ , VERTH, G , FEDUN, V , GRANT, SDT , GIAGKIOZIS, I , (2015) MULTIWAVELENGTH STUDIES OF MHD WAVES IN THE SOLAR CHROMOSPHERE AN OVERVIEW OF RECENT RESULTS.SPACE SCIENCE REVIEWS. VOL. 190. ISSUE 1-4. P. 103 -161 154 44% 14

Classes with closest relation at Level 1



Rank Class id link
1 15169 SUN HELIOSEISMOLOGY//SUN OSCILLATIONS//HELIOSEISMOLOGY
2 15549 LINE FORMATION//RADIATIVE TRANSFER//SUN ATMOSPHERE
3 1753 SUN TRANSITION REGION//SUN CORONA//SUN UV RADIATION
4 3703 SUN OSCILLATIONS//SUN CORONA//SOLAR PHYS SPACE PLASMA SP2RC
5 557 SUN MAGNETIC FIELDS//SUN FILAMENTS PROMINENCES//SUN FLARES
6 7054 SAN FERNANDO OBSERV//SUN FACULAE PLAGES//SOLAR PHYSICS
7 37491 FRANCE ASTROPHYS THEOR 98 BIS BD ARAGO//INTENSITY RATIO CO C 12 COC 13//QUASARS ABSORPTION LINES QUASARS INDIVIDUAL Q 1100 264
8 18406 SUN RADIO RADIATION//RADIO EMISSION QUIET//SOLAR PHYSICS
9 1102 SUN ROTATION//SUN INTERIOR//SUN ACTIVITY
10 1270 SUN OSCILLATIONS//SUN INTERIOR//STARS INTERIORS

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