Class information for:
Level 1: BINARIES VISUAL//OBSERVATORY//BINARIES SPECTROSCOPIC

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
4928 1702 31.2 41%


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
221 2             ASTRONOMY & ASTROPHYSICS//STARS ACTIVITY//STARS OSCILLATIONS 20606
4928 1                   BINARIES VISUAL//OBSERVATORY//BINARIES SPECTROSCOPIC 1702

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 BINARIES VISUAL authKW 1768174 15% 38% 261
2 OBSERVATORY journal 1456745 14% 33% 243
3 BINARIES SPECTROSCOPIC authKW 403316 11% 13% 180
4 OBSERV ASTRON RAMON MARIA ALLER address 335307 2% 69% 27
5 STARS BINARIES VISUAL authKW 303259 3% 35% 49
6 ASTROMETRY authKW 204083 9% 7% 160
7 SPECTROSCOPIC BINARIES authKW 144140 1% 54% 15
8 STARS FUNDAMENTAL PARAMETERS authKW 138341 10% 5% 169
9 ASTRONOMICAL JOURNAL journal 135493 19% 2% 328
10 TECHNIQUES INTERFEROMETRIC authKW 132724 7% 6% 126

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 100950 99% 0% 1687
2 Women’s Studies -0 0% 0% 1
3 Education, Scientific Disciplines -1 0% 0% 2
4 International Relations -1 0% 0% 1
5 Social Sciences, Interdisciplinary -1 0% 0% 2
6 Mathematics, Interdisciplinary Applications -7 0% 0% 1
7 Spectroscopy -7 0% 0% 3
8 Engineering, General -8 0% 0% 1
9 Computer Science, Interdisciplinary Applications -10 0% 0% 1
10 Meteorology & Atmospheric Sciences -11 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 OBSERV ASTRON RAMON MARIA ALLER 335307 2% 69% 27
2 UMR ASTROPHYS 5572 127565 0% 89% 8
3 UMR 5572 ASTROPHYS 97666 0% 78% 7
4 EXCELLENCE INFORMAT SYST 85709 2% 13% 38
5 HIGH ANGULAR OLUT ASTRON 80675 2% 15% 30
6 NAO ROZHEN 71757 0% 100% 4
7 51 CHEMIN MAILLETTES 53817 0% 100% 3
8 OBSERV ASTRON RM ALLER 53817 0% 100% 3
9 ASTRON SPACE GEODESY 35878 0% 100% 2
10 OBSERV ASTRONOM RAMON MARIA ALLER 35878 0% 100% 2

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 OBSERVATORY 1456745 14% 33% 243
2 ASTRONOMICAL JOURNAL 135493 19% 2% 328
3 ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES 104830 9% 4% 146
4 PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC 44295 7% 2% 114
5 JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY OF CANADA 36575 1% 10% 20
6 ASTRONOMISCHE NACHRICHTEN 15430 3% 2% 54
7 ASTRONOMY LETTERS-A JOURNAL OF ASTRONOMY AND SPACE ASTROPHYSICS 15053 3% 2% 44
8 JOURNAL OF ASTROPHYSICS AND ASTRONOMY 14947 2% 3% 30
9 ASTROPHYSICAL BULLETIN 14793 1% 5% 18
10 ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES 13761 4% 1% 60

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 BINARIES VISUAL 1768174 15% 38% 261 Search BINARIES+VISUAL Search BINARIES+VISUAL
2 BINARIES SPECTROSCOPIC 403316 11% 13% 180 Search BINARIES+SPECTROSCOPIC Search BINARIES+SPECTROSCOPIC
3 STARS BINARIES VISUAL 303259 3% 35% 49 Search STARS+BINARIES+VISUAL Search STARS+BINARIES+VISUAL
4 ASTROMETRY 204083 9% 7% 160 Search ASTROMETRY Search ASTROMETRY
5 SPECTROSCOPIC BINARIES 144140 1% 54% 15 Search SPECTROSCOPIC+BINARIES Search SPECTROSCOPIC+BINARIES
6 STARS FUNDAMENTAL PARAMETERS 138341 10% 5% 169 Search STARS+FUNDAMENTAL+PARAMETERS Search STARS+FUNDAMENTAL+PARAMETERS
7 TECHNIQUES INTERFEROMETRIC 132724 7% 6% 126 Search TECHNIQUES+INTERFEROMETRIC Search TECHNIQUES+INTERFEROMETRIC
8 VISUAL BINARIES 127565 0% 89% 8 Search VISUAL+BINARIES Search VISUAL+BINARIES
9 BINARIES GENERAL 90411 7% 5% 111 Search BINARIES+GENERAL Search BINARIES+GENERAL
10 RADIAL VELOCITIES 82997 1% 24% 19 Search RADIAL+VELOCITIES Search RADIAL+VELOCITIES

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 RIDDLE, RL , TOKOVININ, A , MASON, BD , HARTKOPF, WI , ROBERTS, LC , BARANEC, C , LAW, NM , BUI, K , BURSE, MP , DAS, HK , ET AL (2015) A SURVEY OF THE HIGH ORDER MULTIPLICITY OF NEARBY SOLAR-TYPE BINARY STARS WITH ROBO-AO.ASTROPHYSICAL JOURNAL. VOL. 799. ISSUE 1. P. - 71 76% 21
2 HARTKOPF, WI , MASON, BD , (2009) SPECKLE INTERFEROMETRY AT MOUNT WILSON OBSERVATORY: OBSERVATIONS OBTAINED IN 2006-2007 AND 35 NEW ORBITS.ASTRONOMICAL JOURNAL. VOL. 138. ISSUE 3. P. 813-826 77 93% 15
3 HARTKOPF, WI , TOKOVININ, A , MASON, BD , (2012) SPECKLE INTERFEROMETRY AT SOAR IN 2010 AND 2011: MEASURES, ORBITS, AND RECTILINEAR FITS.ASTRONOMICAL JOURNAL. VOL. 143. ISSUE 2. P. - 66 89% 28
4 TOKOVININ, A , MASON, BD , HARTKOPF, WI , (2014) SPECKLE INTERFEROMETRY AT SOAR IN 2012 AND 2013.ASTRONOMICAL JOURNAL. VOL. 147. ISSUE 5. P. - 53 87% 12
5 HARTKOPF, WI , MASON, BD , (2015) SPECKLE INTERFEROMETRY AT THE US NAVAL OBSERVATORY. XX.ASTRONOMICAL JOURNAL. VOL. 150. ISSUE 4. P. - 46 98% 1
6 AGATI, JL , BONNEAU, D , JORISSEN, A , SOULIE, E , UDRY, S , VERHAS, P , DOMMANGETT, J , (2015) ARE THE ORBITAL POLES OF BINARY STARS IN THE SOLAR NEIGHBOURHOOD ANISOTROPICALLY DISTRIBUTED?.ASTRONOMY & ASTROPHYSICS. VOL. 574. ISSUE . P. - 67 64% 0
7 MASON, BD , HARTKOPF, WI , GIES, DR , HENRY, TJ , HELSEL, JW , (2009) THE HIGH ANGULAR RESOLUTION MULTIPLICITY OF MASSIVE STARS.ASTRONOMICAL JOURNAL. VOL. 137. ISSUE 2. P. 3358-3377 59 58% 154
8 GRIFFIN, RF , (2012) PHOTOELECTRIC RADIAL VELOCITIES, PAPER XVIII SPECTROSCOPIC ORBITS FOR ANOTHER 52 BINARIES IN THE HYADES FIELD.JOURNAL OF ASTROPHYSICS AND ASTRONOMY. VOL. 33. ISSUE 1. P. 29 -200 79 50% 15
9 HORCH, EP , VAN BELLE, GT , DAVIDSON, JW , CIASTKO, LA , EVERETT, ME , BJORKMAN, KS , (2015) OBSERVATIONS OF BINARY STARS WITH THE DIFFERENTIAL SPECKLE SURVEY INSTRUMENT. VI. MEASURES DURING 2014 AT THE DISCOVERY CHANNEL TELESCOPE.ASTRONOMICAL JOURNAL. VOL. 150. ISSUE 5. P. - 41 87% 2
10 PRIEUR, JL , SCARDIA, M , PANSECCHI, L , ARGYLE, RW , SALA, M , (2010) SPECKLE OBSERVATIONS WITH PISCO IN MERATE - IX. ASTROMETRIC MEASUREMENTS OF VISUAL BINARIES IN 2008.MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY. VOL. 407. ISSUE 3. P. 1913 -1925 42 98% 2

Classes with closest relation at Level 1


Rank Class id link
1 19526 HILL STABILITY//CELESTIAL MECHANICS//STARS INDIVIDUAL GAMMA CEPHEI
2 27486 CELESTIAL MECHNICS STELLAR DYNAMICS//CONJUGATE EXPONENTIAL FAMILY//INFORMAT ENGN ENGN
3 7544 TECHNIQUES INTERFEROMETRIC//INSTRUMENTATION INTERFEROMETERS//STARS INDIVIDUAL BETELGEUSE
4 700 STARS LOW MASS BROWN DWARFS//BROWN DWARFS//STARS LOW MASS
5 8630 REFERENCE SYSTEMS//ASTROMETRY//HIPPARCOS
6 370 STARS ACTIVITY//STARS CORONAE//STARS LATE TYPE
7 574 BINARIES ECLIPSING//STARS BINARIES ECLIPSING//ECLIPSING BINARIES
8 2044 STARS CHEMICALLY PECULIAR//STARS MAGNETIC FIELDS//STARS ABUNDANCES
9 20648 STARS INDIVIDUAL ZETA AURIGAE//STARS CHROMOSPHERES//STARS INDIVIDUAL HR 6902
10 3524 OPEN CLUSTERS AND ASSOCIATIONS GENERAL//GALAXY OPEN CLUSTERS AND ASSOCIATIONS GENERAL//OPEN CLUSTERS AND ASSOCIATIONS INDIVIDUAL NGC 6791

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