Class information for:
Level 1: PHYSICAL LIBRATIONS//CELESTIAL MECHANICS//ILOM

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
20562 454 19.4 29%


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
170 3       ICARUS//JOURNAL OF GEOPHYSICAL RESEARCH-PLANETS//METEORITICS & PLANETARY SCIENCE 58974
836 2             ICARUS//TITAN//JUPITER 11789
20562 1                   PHYSICAL LIBRATIONS//CELESTIAL MECHANICS//ILOM 454

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 PHYSICAL LIBRATIONS authKW 280238 1% 83% 5
2 CELESTIAL MECHANICS journal 221015 10% 7% 45
3 ILOM authKW 201773 1% 100% 3
4 POISSON PROCESSOR authKW 201773 1% 100% 3
5 SECOND SYSTEM OF POINCARE ELEMENTS authKW 201773 1% 100% 3
6 PLANETARY THEORY authKW 186245 1% 46% 6
7 LUNAR PHYSICAL LIBRATION authKW 151328 1% 75% 3
8 LUNAR ROTATION authKW 151328 1% 75% 3
9 EPHEMERIDES authKW 149018 6% 9% 25
10 EARTH AND MOON authKW 134515 0% 100% 2

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 18175 82% 0% 371
2 Geosciences, Multidisciplinary 806 16% 0% 74
3 Mathematics, Interdisciplinary Applications 562 8% 0% 38
4 History & Philosophy of Science 133 2% 0% 9
5 Archaeology 105 2% 0% 8
6 Physics, Multidisciplinary 38 6% 0% 27
7 Geochemistry & Geophysics 33 3% 0% 14
8 Multidisciplinary Sciences 26 2% 0% 7
9 Asian Studies 14 0% 0% 2
10 Engineering, Aerospace 9 1% 0% 4

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 SHAANXI OBSERV 107607 1% 40% 4
2 ASTRON GRAVITAT 67258 0% 100% 1
3 CNRSUMR 8598 67258 0% 100% 1
4 COLEGIO UNIV CASTELLON 67258 0% 100% 1
5 EQUIPO INTERDISCIPLINARIO INTER INVEST ATMO 67258 0% 100% 1
6 HIST ASTRON GRP 67258 0% 100% 1
7 IRSOL 67258 0% 100% 1
8 MOSCOW AUTO HIGHWAY CONSTRUCT 67258 0% 100% 1
9 PROYECTO OBSERV 67258 0% 100% 1
10 SECRETARIA EXTENS 67258 0% 100% 1

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 CELESTIAL MECHANICS 221015 10% 7% 45
2 EARTH MOON AND PLANETS 70816 9% 2% 43
3 MOON AND THE PLANETS 68277 3% 7% 14
4 CELESTIAL MECHANICS & DYNAMICAL ASTRONOMY 48061 8% 2% 36
5 SOLAR SYSTEM RESEARCH 38572 5% 3% 22
6 JOURNAL FOR THE HISTORY OF ASTRONOMY 9994 1% 2% 6
7 QUARTERLY JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY 8682 2% 2% 7
8 MEDITERRANEAN ARCHAEOLOGY & ARCHAEOMETRY 8205 2% 2% 7
9 IAU SYMPOSIA 5736 6% 0% 26
10 ASTRONOMY & ASTROPHYSICS 3979 12% 0% 55

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 PHYSICAL LIBRATIONS 280238 1% 83% 5 Search PHYSICAL+LIBRATIONS Search PHYSICAL+LIBRATIONS
2 ILOM 201773 1% 100% 3 Search ILOM Search ILOM
3 POISSON PROCESSOR 201773 1% 100% 3 Search POISSON+PROCESSOR Search POISSON+PROCESSOR
4 SECOND SYSTEM OF POINCARE ELEMENTS 201773 1% 100% 3 Search SECOND+SYSTEM+OF+POINCARE+ELEMENTS Search SECOND+SYSTEM+OF+POINCARE+ELEMENTS
5 PLANETARY THEORY 186245 1% 46% 6 Search PLANETARY+THEORY Search PLANETARY+THEORY
6 LUNAR PHYSICAL LIBRATION 151328 1% 75% 3 Search LUNAR+PHYSICAL+LIBRATION Search LUNAR+PHYSICAL+LIBRATION
7 LUNAR ROTATION 151328 1% 75% 3 Search LUNAR+ROTATION Search LUNAR+ROTATION
8 EPHEMERIDES 149018 6% 9% 25 Search EPHEMERIDES Search EPHEMERIDES
9 EARTH AND MOON 134515 0% 100% 2 Search EARTH+AND+MOON Search EARTH+AND+MOON
10 HISTORIES AND PHILOSOPHY OF ASTRONOMY 134515 0% 100% 2 Search HISTORIES+AND+PHILOSOPHY+OF+ASTRONOMY Search HISTORIES+AND+PHILOSOPHY+OF+ASTRONOMY

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 KHOLSHEVNIKOV, KV , KUZNETSOV, ED , (2007) REVIEW OF THE WORKS ON THE ORBITAL EVOLUTION OF SOLAR SYSTEM MAJOR PLANETS.SOLAR SYSTEM RESEARCH. VOL. 41. ISSUE 4. P. 265-300 39 48% 4
2 RAMBAUX, N , WILLIAMS, JG , (2011) THE MOON'S PHYSICAL LIBRATIONS AND DETERMINATION OF THEIR FREE MODES.CELESTIAL MECHANICS & DYNAMICAL ASTRONOMY. VOL. 109. ISSUE 1. P. 85-100 15 71% 18
3 CHAPRONT, J , FRANCOU, G , (2003) THE LUNAR THEORY ELP REVISITED. INTRODUCTION OF NEW PLANETARY PERTURBATIONS.ASTRONOMY & ASTROPHYSICS. VOL. 404. ISSUE 2. P. 735-742 12 100% 5
4 SIMON, JL , FRANCOU, G , FIENGA, A , MANCHE, H , (2013) NEW ANALYTICAL PLANETARY THEORIES VSOP2013 AND TOP2013.ASTRONOMY & ASTROPHYSICS. VOL. 557. ISSUE . P. - 13 62% 6
5 KUDRYAVTSEV, SM , (2007) LONG-TERM HARMONIC DEVELOPMENT OF LUNAR EPHEMERIS.ASTRONOMY & ASTROPHYSICS. VOL. 471. ISSUE 3. P. 1069-1075 13 72% 10
6 BOIS, E , (2000) KNOWLEDGE OF THE LUNAR LIBRATIONS AT THE LUNAR LASER RANGING EXPERIMENT EPOCH.COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE IV PHYSIQUE ASTROPHYSIQUE. VOL. 1. ISSUE 6. P. 809 -823 16 73% 4
7 STEPHENSON, FR , (2008) HOW RELIABLE ARE ARCHAIC RECORDS OF LARGE SOLAR ECLIPSES?.JOURNAL FOR THE HISTORY OF ASTRONOMY. VOL. 39. ISSUE . P. 229 -250 9 100% 1
8 PETROVA, NK , HANADA, H , (2013) COMPUTER SIMULATION OF OBSERVATIONS OF STARS FROM THE MOON USING THE POLAR ZENITH TELESCOPE OF THE JAPANESE PROJECT ILOM.SOLAR SYSTEM RESEARCH. VOL. 47. ISSUE 6. P. 463 -476 13 59% 1
9 USO, MJM , CASTILLO, FJM , IBANEZ, L , (2016) OSCURAUIT SOL: STONE ENGRAVINGS AND OTHER CONTEMPORARY SPANISH RECORDS FOR THE A.D. 1239 AND A.D. 1354 ECLIPSES AND THEIR ASTRONOMICAL IMPLICATIONS.JOURNAL FOR THE HISTORY OF ASTRONOMY. VOL. 47. ISSUE . P. 61 -75 8 89% 0
10 KUDRYAVTSEV, SM , KUDRYAVTSEVA, NS , (2009) ACCURATE ANALYTICAL REPRESENTATION OF PLUTO MODERN EPHEMERIS.CELESTIAL MECHANICS & DYNAMICAL ASTRONOMY. VOL. 105. ISSUE 4. P. 353 -360 11 73% 1

Classes with closest relation at Level 1


Rank Class id link
1 19387 UMR 8028//MECAN CELESTE CALCUL EPHEMERIDES//EPHEMERIDES
2 6722 EARTH ROTATION//POLAR MOTION//ATMOSPHERIC ANGULAR MOMENTUM
3 14222 FROZEN ORBITS//CRITICAL INCLINATION//HIGH AREA TO MASS RATIO
4 5330 EXPERIMENTAL TESTS OF GRAVITATIONAL THEORIES//PIONEER ANOMALY//LUNAR LASER RANGING
5 12016 CELESTIAL MECHANICS & DYNAMICAL ASTRONOMY//KIRKWOOD GAPS//CELESTIAL MECHANICS
6 23716 ANTIKYTHERA MECHANISM//RECONSTRUCTION DESIGN//ARCHIVE FOR HISTORY OF EXACT SCIENCES
7 21007 PHOBOS//DEIMOS//PLANETS AND SATELLITES INDIVIDUAL PHOBOS
8 8630 REFERENCE SYSTEMS//ASTROMETRY//HIPPARCOS
9 30498 ASTRONOMY//T P ALTIMETRY//MIL GEOG HYDROMETEOROL OFF
10 27486 CELESTIAL MECHNICS STELLAR DYNAMICS//CONJUGATE EXPONENTIAL FAMILY//INFORMAT ENGN ENGN

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