Artículos más relevantes (seleccionados del ADS) sobre:

NGC 6093 (M80) (last updated: 6/6/2000)

Referencia
Autores

Título

2000A&AS..144....5R 1.000 05/2000 AEF                   R       S
Rosenberg, A.; Piotto, G.; Saviane, I.; Aparicio, A. Photometric catalog of nearby globular clusters. I. A large homogeneous (V,I) color-magnitude diagram data-base

2000PASP..112..575R 1.000 04/2000 AEF                   R       S
Rosenberg, Alfred Relative Ages of Galactic Globular Clusters: Clues to the Formation and Evolution of the Milky Way

2000MNRAS.313..571S 1.000 04/2000 AEF                   R       S
Sandquist, Eric L. A catalogue of helium abundance indicators from globular cluster photometry

2000A&A...355..966S 1.000 03/2000 AEF                               S
Saviane, I.; Rosenberg, A.; Piotto, G.; Aparicio, A. The red giant branches of Galactic globular clusters in the [(V-I)0,MV] plane: metallicity indices and morphology

1999AJ....118.2306R 1.000 11/1999 AEF                   RC   S
Rosenberg, A.; Saviane, I.; Piotto, G.; Aparicio, A. Galactic Globular Cluster Relative Ages

1999ApJ...524..242G 1.000 10/1999 AEF                   RC   S
Grundahl, F.; Catelan, M.; Landsman, W. B.; Stetson, P. B.; Andersen, M. I. Hot Horizontal-Branch Stars: The Ubiquitous Nature of the ``Jump'' in Strömgren u, Low Gravities, and the Role of Radiative Levitation of Metals

1999AJ....118.1738F 1.000 10/1999 AEF                   RC   S           O
Ferraro, F. R.; Messineo, M.; Fusi Pecci, F.; de Palo, M. A.; Straniero, O.; Chieffi, A.; Limongi, M. The Giant, Horizontal, and Asymptotic Branches of Galactic Globular Clusters. I. The Catalog, Photometric Observables, and Features

1999ApJ...522..983F 1.000 09/1999 AEF                   RC   S
Ferraro, Francesco R.; Paltrinieri, Barbara; Rood, Robert T.; Dorman, Ben Blue Straggler Stars: The Spectacular Population in M80

1999ApJ...518L..49Z 1.000 06/1999 AEF                   R       S
Zoccali, M.; Cassisi, S.; Piotto, G.; Bono, G.; Salaris, M. Comparison between Predicted and Empirical DeltaV^bump_HB in Galactic Globular Clusters

1999AJ....117.1792D 1.000 04/1999 AEF                   RC   S
Dinescu, Dana I.; Girard, Terrence M.; van Altena, William F. Space Velocities of Globular Clusters. III. Cluster Orbits and Halo Substructure

1999AJ....117..277D 1.000 01/1999 AEF                   RC   S           O
Dinescu, Dana I.; van Altena, William F.; Girard, Terrence M.; López, Carlos E. Space Velocities of Southern Globular Clusters. II. New Results for 10 Clusters

1998AJ....116.2415A 1.000 11/1998 AEF       D       RC   S
Alcaino, G.; Liller, W.; Alvarado, F.; Kravtsov, V.; Ipatov, A.; Samus, N.; Smirnov, O. Multicolor CCD Photometry of the Poorly Studied Globular Cluster M80

1998A&A...335..929B 1.000 07/1998 AEF                   RC   S
Brocato, E.; Castellani, V.; Scotti, G. A.; Saviane, I.; Piotto, G.; Ferraro, F. R. CCD photometry of M 80 and the ranking of the C-M diagrams of galactic globulars

1998ApJ...500..311F 1.000 06/1998 AEF                   RC   S
Ferraro, Francesco R.; Paltrinieri, Barbara; Pecci, Flavio Fusi; Rood, Robert T.; Dorman, Ben Multimodal Distributions along the Horizontal Branch

1997PASP..109..907R 1.000 08/1997 A       G               RC   S           O
Rutledge, G. A.; Hesser, J. E.; Stetson, P. B. Galactic Globular Cluster Metallicity Scale from the CA II Triplet II. Rankings, Comparisons, and Puzzles

1997PASP..109..883R 1.000 08/1997 A       G   D       RC   S           O
Rutledge, G. A.; Hesser, J. E.; Stetson, P. B.; Mateo, M.; Simard, L.; Bolte, M.; Friel, E. D.; Copin, Y. Galactic Globular Cluster Metallicity Scale from the CA II Triplet I. Catalog

1997A&A...324..505D 1.000 08/1997 AEF       D       RC   SN
Dubath, P.; Meylan, G.; Mayor, M. Core velocity dispersions for 25 Galactic and 10 old Magellanic globular clusters.

1997PASP..109..799G 1.000 07/1997 A       G   D       RC   S
Geisler, D.; Claria, J. J.; Minniti, D. Washington Photometry of Globular Cluster Giants: Ten Intermediate-Metallicity Clusters

1997AJ....113.1066I 1.000 03/1997 A       G               RC   S
Idiart, T. P.; Thevenin, F.; de Freitas Pacheco, J. A. The Infrared CA II Triplet as a Metallicity Indicator of Stellar Populations

1997A&A...319..487D 1.000 03/1997 AEF                   RC   S
degl'Innocenti, S.; Weiss, A.; Leone, L. The level of agreement between theoretical and observed globular cluster luminosity functions.

1997AJ....113..706B 1.000 02/1997 A       G               RC   S
Buonanno, R.; Corsi, C.; Bellazzini, M.; Ferraro, F. R.; Pecci, F. Fusi Horizontal Branch Morphology in Galactic Globular Clusters:Dense Environment is "A" Second Parameter

1997ApJ...474..223G 1.000 01/1997 AEF                   RC   S
Gnedin, Oleg Y.; Ostriker, Jeremiah P. Destruction of the Galactic Globular Cluster System

1997A&ARv...8....1M 1.000 00/1997 A   F                   RC   S
Meylan, G.; Heggie, D. C. Internal dynamics of globular clusters.

1996AJ....112.2634V 1.000 12/1996 A       G               RC   S
van den Bergh, Sidney Some Integrated Properties of Galactic Globular Clusters

1996AJ....112.1487H 1.000 10/1996 A       G   D       RC   S
Harris, William E. A Catalog of Parameters for Globular Clusters in the Milky Way

1996MNRAS.282..691B 1.000 08/1996 A       G               RC   S
Biggs, J. D.; Lyne, A. G. A Search for Radio Pulsars in Globular Clusters, Supernova Remnants and Transient X-Ray Sources

1995AJ....110.1171V 1.000 09/1995 A       G               RC   S
van den Bergh, Sidney Perigalactic Distances of Globular Clusters

1995A&A...300..732V 1.000 08/1995 A       G               RC   S
Verbunt, F.; Bunk, W.; Hasinger, G.; Johnston, H. M. The ROSAT XRT Sky Survey of X-ray sources in globular clusters.

1995ApJ...448..203S 1.000 07/1995 A       G               RC   S           O
Shara, Michael M.; Drissen, Laurent Cataclysmic and Close Binaries in Star Clusters. III. Recovery of the Quiescent Nova 1860 a.d. (T Scorpii) in the Core of the Globular Cluster M80

1995ApJ...446....1S 1.000 06/1995 A       G               RC   SN       O
Sandage, Allan; Tammann, G. A. Steps toward the Hubble Constant. X. The Distance of the Virgo Cluster Core Using Globular Clusters

1995AJ....109.2533D 1.000 06/1995 A       G               RC   SN
Da Costa, G. S.; Armandroff, T. E. Abundances and Kinematics of the Globular Cluster Systems of the Galaxy and of the Sagittarius Dwarf

1995AJ....109..218T 1.000 01/1995 A       G   D       RC   S           O
Trager, S. C.; King, Ivan R.; Djorgovski, S. Catalogue of Galactic globular-cluster surface-brightness profiles

1994ApJS...95..107W 1.000 11/1994 A       G               RC   S
Worthey, Guy Comprehensive stellar population models and the disentanglement of age and metallicity effects

1994ApJ...429..557A 1.000 07/1994 A       G               RC   SN
Ajhar, Edward A.; Tonry, John L. Surface brightness fluctuations in globular clusters and stellar populations in galaxies

1994AJ....108..222N 1.000 07/1994 A       G   D       RC   SN
Nemec, James M.; Nemec, Amanda F. Linnell; Lutz, Thomas E. Period-luminosity-metallicity relations, pulsation modes, absolute magnitudes, and distances for population 2 variable stars

1994AJ....107.1381T 1.000 04/1994 A       G   D       R       S
Tello, C. Sampling of globular clusters and the distance to the galactic center. 1: Data description and analysis

1994ApJ...423..274D 1.000 03/1994 A       G               RC   S
di Stefano, R.; Rappaport, S. Predictions of a population of cataclysmic variables in globular clusters

1994ApJ...423..248L 1.000 03/1994 A       G               RC   S           O
Lee, Young-Wook; Demarque, Pierre; Zinn, Robert The horizontal-branch stars in globular clusters. 2: The second parameter phenomenon

1994A&A...283..805B 1.000 03/1994 A       G   D       RC   SN
Bica, E.; Alloin, D.; Schmitt, H. R. Integrated Spectral Properties of Star Clusters in the Near Ultraviolet

1993Ap&SS.206..285M 1.000 08/1993 A                           RC   SN
Maciel, W. J. Space distribution and metallicities of globular clusters: The distance to the galactic centre

1993ApJ...411..178V 1.000 07/1993 A       G               RC   SN
van den Bergh, Sidney The proto-galaxy, globular clusters, and quasars

1993ApJ...407..135T 1.000 04/1993 A       G               RC   S
Tavani, Marco Gamma rays from globular clusters

1993AJ....105.1145F 1.000 03/1993 A       G               RC   S
Fusi Pecci, F.; Ferraro, F. R.; Bellazzini, M.; Djorgovski, S.; Piotto, G.; Buonanno, R. On the effects of cluster density and concentration on the horizontal branch morphology - The origin of the blue tails

1992ApJ...401..260C 1.000 12/1992 A       G               RC   S
Caputo, Filippina; de Santis, Renato The Galactic globular cluster system - Empirical relationship between light-to-mass ratio and metallicity

1992AJ....104.2112D 1.000 12/1992 A       G   D       RC   S
Djorgovski, S.; Piotto, Giampaolo Dynamical evolution effects on the hot stellar populations in globular clusters

1992AJ....104.1472S 1.000 10/1992 A       G               RC   S
Secker, Jeff A statistical investigation into the shape of the globular cluster luminosity distribution

1992A&A...254...93P 1.000 02/1992 A       G               RC   SN
Paturel, G.; Garnier, R. The Use of Velocity Dispersion in Globular Clusters as a Distance Indicator

1991A&A...252...94M 1.000 12/1991 A       G               RC   S
Mandushev, G.; Staneva, A.; Spasova, N. Dynamical masses for Galactic globular clusters

1991ApJ...375..594V 1.000 07/1991 A       G               RC   S
van den Bergh, Sidney; Morbey, Christopher; Pazder, John Diameters of Galactic globular clusters

1991ApJ...375..121P 1.000 07/1991 A       G               RC   S
Preston, George W.; Shectman, Stephen A.; Beers, Timothy C. Detection of a galactic color gradient for blue horizontal-branch stars of the halo field and implications for the halo age and density distributions

1991ApJ...372L..41D 1.000 05/1991 A       G               RC   S
Djorgovski, S.; Piotto, G.; Phinney, E. S.; Chernoff, D. F. Modification of stellar populations in post-core-collapse globular clusters

1991AJ....101.1352C 1.000 04/1991 A       G               RC   S
Clement, Christine M.; Walker, Ian R. A search for double-mode RR Lyrae stars in the globular clusters M80, M9, and NGC 2298

1991ApJ...367..528S 1.000 02/1991 A       G               RC   S           O
Suntzeff, Nicholas B.; Kinman, T. D.; Kraft, Robert P. Metal abundances of RR Lyrae variables in selected Galactic star fields. V - The Lick Astrographic fields at intermediate Galactic latitudes

1990ApJ...363..159L 1.000 11/1990 A       G               RC   S
Lee, Young-Wook On the Sandage period shift effect among field RR Lyrae stars

1990ApJ...362..503B 1.000 10/1990 A       G               RC   SN       O
Brodie, Jean P.; Huchra, John P. Extragalactic globular clusters. I - The metallicity calibration

1990AJ....100..719L 1.000 09/1990 A       G               RC   S
Lynch, David K.; Rossano, George S. An IRAS search for dust in globular clusters

1990ApJ...356..174K 1.000 06/1990 A       G               RC   S
Kulkarni, Shrinivas R.; Narayan, Ramesh; Romani, Roger W. The pulsar content of globular clusters

1990ApJ...353..168S 1.000 04/1990 A       G               RC   S
Smith, Graeme H.; Wood, Peter R.; Faulkner, D. J.; Wright, Alan E. Parkes H I observations of southern globular clusters - Implications for stellar mass loss

1990AJ.....99.1159W 1.000 04/1990 A       G               RC   S
Wehlau, Amelia; Butterworth, Steve; Hogg, Helen Sawyer Observations of variable stars in the globular cluster M80

1990AJ.....99..572C 1.000 02/1990 A       G               RC   S           O
Carney, Bruce W.; Latham, David W.; Laird, John B. A survey of proper-motion stars. X - The early evolution of the Galaxy's halo

1989ApJS...71..713S 1.000 12/1989 A       G               RC   S
Sanduleak, N. An objective-prism survey for outlying blue horizontal-branch stars in globular clusters

1989ApJ...342..986B 1.000 07/1989 A       G               RC   S           O
Benz, W.; Thielemann, F.-K.; Hills, J. G. Three-dimensional hydrodynamical simulations of stellar collisions. II - White dwarfs

1989MNRAS.238.1319T 1.000 06/1989 A       G               RC   S
Thomas, Peter Spatial distribution and dynamics of the Galactic globular cluster system

1989ApJ...339..904C 1.000 04/1989 A       G               RC   S
Chernoff, David F.; Djorgovski, S. An analysis of the distribution of globular clusters with postcollapse cores in the Galaxy

1989AJ.....97..375A 1.000 02/1989 A       G               RC   S           O
Armandroff, Taft E. The properties of the disk system of globular clusters

1988ApJ...335..753M 1.000 12/1988 A       G               R       S
Middleditch, J. H.; Imamura, J. N.; Steiman-Cameron, T. Y. A search for optical millisecond pulsars in globular clusters

1988ApJ...335..720A 1.000 12/1988 A       G               RC   S
Aguilar, Luis; Hut, Piet; Ostriker, Jeremiah P. On the evolution of globular cluster systems. I - Present characteristics and rate of destruction in our Galaxy

1988A&A...202....8B 1.000 08/1988 A       G               RC   S
Bica, E.; Arimoto, N.; Alloin, D. Star formation histories in galaxies - Confrontation of theory and observation

1988ApJ...330..191R 1.000 07/1988 A       G               RC   SN
Rosenblatt, Edward I.; Faber, S. M.; Blumenthal, George R. Pregalactic formation of globular clusters in cold dark matter

1988AJ.....96...92A 1.000 07/1988 A       G               RC   S
Armandroff, Taft E.; Zinn, Robert Integrated-light spectroscopy of globular clusters at the infrared CA II lines

1988PASP..100..545R 1.000 05/1988 A       G               RC   S
Reed, B. Cameron; Hesser, James E.; Shawl, Stephen J. Intrinsic integrated UBVRI colors of Galactic globular clusters

1988A&A...192...98B 1.000 03/1988 A       G               RC   SN
Bica, E.; Alloin, D. Constraints provided by star cluster spectra on the nature of the UV turn-up in giant elliptical galaxies

1988JRASC..82...13V 1.000 02/1988 A                               C   SN
van den Bergh, Sidney Miscellaneous photoelectric UBV observations

1987A&A...186...49B 1.000 11/1987 A       G               RC   SN
Bica, E.; Alloin, D. Near-infrared spectral properties of star clusters and galactic nuclei

1987ApJ...317..246W 1.000 06/1987 A       G               RC   S
White, Raymond E.; Shawl, Stephen J. Axial ratios and orientations for 100 Galactic globular star clusters

1987PASP...99...20P 1.000 01/1987 A       G               RC   S
Peterson, Charles J.; Reed, B. Cameron Structural parameters and luminosities of globular clusters

1986PASP...98.1258P 1.000 12/1986 A       G               RC   SN
Peterson, Charles J. A bibliography of globular-cluster color-magnitude diagram studies

1986A&AS...66..171B 1.000 11/1986 A       G               RC   S
Bica, E.; Alloin, D. A grid of star cluster properties for stellar population synthesis

1986AZh....63..659E 1.000 08/1986 A                           R       S
Ejgenson, A. M.; Yatsyk, O. S. The study of globular clusters using the principal component method

1986ApJS...61..667N 1.000 08/1986 A       G               RC   S           O
Norris, J. Population studies. II - Kinematics as a function of abundance and galactocentric position for (Fe/H) of -0.6 or less

1986A&AS...65..103H 1.000 07/1986 A       G               RC   S
Hamuy, M. Physical parameters for globular clusters from UBVRI integrated photometry

1986A&A...162...21B 1.000 07/1986 A       G               RC   S
Bica, E.; Alloin, D. A base of star clusters for stellar population synthesis

1986ApJ...305L..61D 1.000 06/1986 A       G               RC   SN
Djorgovski, S.; King, I. R. A preliminary survey of collapsed cores in globular clusters

1986PASP...98..403H 1.000 04/1986 A       G               RC   S
Hesser, J. E.; Shawl, S. J.; Meyer, J. E. Systematic reinvestigation of the radial velocities of the galactic globular clusters - Image-tube results

1986PASP...98..192P 1.000 02/1986 A       G   D       RC   SN
Peterson, C. J. Blue and visual concentric aperture photometry of the globular clusters

1986AJ.....91..312S 1.000 02/1986 A       G               RC   SN
Shawl, S. J.; White, R. E. Accurate optical positions for the centers of galactic globular clusters

1986PASP...98..110V 1.000 01/1986 A       G               RC   SN
van den Bergh, S.; Pritchet, C. J. Novae as distance indicators

1986ApJ...300..258B 1.000 01/1986 A       G               RC   S
Brodie, J. P.; Hanes, D. A. Metallicity determinations for globular clusters through spectrophotometry of their integrated light

1986ApL....25..127H 1.000 00/1986 A                           RC   SN
Hoffer, James B. Head-on binary collisions in globular clusters

1985ApJS...59...63R 1.000 09/1985 A       G               RC   SN
Ratnatunga, K. U.; Bahcall, J. N. Estimated number of field stars toward Galactic globular clusters and Local Group Galaxies

1985PASP...97..465H 1.000 06/1985 A       G               RC   S
Hesser, J. E.; Shawl, S. J. Integrated spectral types from image-tube spectra for 90 Galactic globular clusters

1985MNRAS.214..491H 1.000 06/1985 A       G               RC   S
Hanes, D. A.; Brodie, J. P. UBVRI multi-aperture photometry for 71 globular clusters in our own Galaxy

1985ApJ...293..424Z 1.000 06/1985 A       G               RC   S           O
Zinn, R. The globular cluster system of the galaxy. IV - The halo and disk subsystems

1985AJ.....90..606H 1.000 04/1985 A       G               RC   S
Hamilton, T. T.; Helfand, D. J.; Becker, R. H. A search for millisecond pulsars in globular clusters

1985ApJ...290..171H 1.000 03/1985 A       G               RC   S
Hertz, P.; Wood, K. S. The nature of the low-luminosity globular cluster X-ray sources

1985PASP...97..120R 1.000 02/1985 A       G               RC   SN
Reed, B. C. Homogenized integrated UBVRI colors for Galactic globular clusters

1985A&A...142..321D 1.000 01/1985 A       G   D       RC   S
de Boer, K. S. UV-bright stars in galactic globular clusters, their far-UV spectra and their contribution to the globular cluster luminosity

1984Ap&SS.103...71C 1.000 08/1984 A                           R       SN
Colin, J. The rotation of the globular cluster system

1984AExpr...1....1V 1.000 07/1984 A                               C   S
van den Bergh, S.; Morbey, C. L. Radii of globular clusters

1984A&AS...57...91H 1.000 07/1984 A       G               RC   S
Hamuy, M. Half-light integrated UBVRI photometry of southern globular clusters

1984ApJ...281..614P 1.000 06/1984 A       G               RC   S
Pilachowski, C. A. The chemical composition of globular clusters - Global trends

1984PASP...96..198K 1.000 03/1984 A       G               RC   S
Kron, G. E.; Hewitt, A. V.; Wasserman, L. H. Brightness profiles for 69 globular clusters determined by means of the electronic camera

1984A&A...132..361V 1.000 03/1984 A       G               RC   S
van der Woerd, H.; van den Heuvel, E. P. J. The formation of close-binary systems in globular clusters

1984ApJ...277L..49D 1.000 02/1984 A       G               RC   S
Djorgovski, S.; King, I. R. Surface photometry in cores of globular clusters

1984PASAu...5..360H 1.000 00/1984 A       G               RC   S
Hanes, D. A. UBV photometry for 31 galactic globular clusters

1983ApJ...275..105H 1.000 12/1983 A       G               RC   S
Hertz, P.; Grindlay, J. E. An X-ray survey of globular clusters and their X-ray luminosity function

1983Natur.305..506K 1.000 10/1983 A                           RC   S
Krolik, J. H. Main-sequence binaries, contact binaries, and blue stragglers in globular clusters

1983ApJ...272..245N 1.000 09/1983 A       G               RC   S
Norris, J. The ellipticities of globular clusters and the second parameter problem

1983PASP...95..256H 1.000 04/1983 A       G               RC   S
Harris, H. C.; Nemec, J. M.; Hesser, J. E. Radial velocities of stars in M12 (NGC 6218) and M56 (NGC 6779) and UV-bright stars in globular clusters

1983Ap&SS..91...99B 1.000 03/1983 A                           RC   S
Bica, E. L. D.; Pastoriza, M. G. DDO integrated photometry of globular clusters and initial chemical EV olution of the galaxy

1983AZh....60...44Z 1.000 02/1983 A                           RC   SN
Zdanavicius, K. V. Integrated photometry of globular clusters in the Vilnius system

1983AN....304..305N 1.000 00/1983 A                           RC   S
Ninkovic, S. On eccentricities of globular cluster galactocentric orbits

1982ApJ...262..145L 1.000 11/1982 A       G               RC   SN
Lightman, A. P.; Grindlay, J. E. X-ray illumination of globular cluster puzzles

1982MNRAS.198..173F 1.000 01/1982 A       G               RC   S
Frenk, C. S.; White, S. D. M. The form of the galactic globular cluster system and the distance to the Galactic Centre

1982ApJ...252..553S 1.000 01/1982 A       G               RC   S
Sandage, A. The Oosterhoff period groups and the age of globular clusters. III - The age of the globular cluster system

1981A&A...103..386C 1.000 11/1981 A       G               RC   S
Caloi, V.; Castellani, A.; Castellani, V.; Macchetto, F.; Melnick, J. Far ultraviolet investigation of three nuclei of globular clusters

1981ApJS...45..259W 1.000 02/1981 A       G                   C   S
Webbink, R. F. A catalog of radial velocities in galactic globular clusters

1976AJ.....81..817K 1.000 10/1976 A       G               RC   S
Kron, G. E.; Guetter, H. H. Six-color photometry of globular clusters - Another look at determinations of reddening and metal abundance

1976ApJS...30..227I 1.000 03/1976 A       G               RC   S           O
Illingworth, G.; Illingworth, W. The masses of globular clusters. I. Surface brightness distributions and star counts.

1975AJ.....80..427P 1.000 06/1975 A       G               RC   S
Peterson, Charles J.; King, Ivan R. The structure of stars. VI. Observed radii and structural parameters in globular clusters.

1975AJ.....80...17B 1.000 01/1975 A       G               RC   S
Burstein, D.; McDonald, L. H. Globular cluster colors and the cosecant law

1974AJ.....79..472H 1.000 04/1974 A       G   D       RC   S
Harris, W. E.; Racine, R. A C-M diagram for M80 obtained with a new photographic calibration technique

1974AJ.....79...31H 1.000 01/1974 A       G               RC   S
Harris, William E.; van den Bergh, Sidney The integrated colors of globular clusters

1972A&A....18..390Z 1.000 05/1972 A       G               RC   S
Zinn, R. J.; Newell, E. B.; Gibson, J. B. A search for UV-bright stars in 27 globular clusters.

1925ApJ....61..353S 1.000 06/1925          G                   C   SN
Stromberg, G. Analysis of radial velocities of globular clusters and non-galactic nebulae.

1919ApJ....50..107S 1.000 09/1919          G                   C   S           O
Shapley, H.; Shapley, M. B. Studies based on the colors and magnitudes in stellar clusters. XIV. Further remarks on the structure of the galactic system.

1919ApJ....50...42S 1.000 07/1919          G                           S           O
Shapley, H.; Shapley, M. B. Studies based on the colors and magnitudes in stellar clusters. XIII. The galactic planes in 41 globular clusters.

1918ApJ....48..154S 1.000 10/1918          G                   C   S           O
Shapley, H. Studies based on the colors and magnitudes in stellar clusters. VII. The distances, distribution in space, and dimensions of 69 globular clusters.

1917ApJ....45..225P 1.000 05/1917          G                           S
Pease, F. G.; Shapley, H. On the distribution of stars in twelve globular clusters.

1913ApJ....37..198F 1.000 04/1913          G                           S
Fath, E. A. The spectra of spiral nebulae and globular star clusters. Third paper.