Publications in Refereed Journals 1994

• Bomans D.J., Dennerl K., Kürster M., 1994, A&A 283, L21-25,
  "Diffuse X-ray emission from supergiant shell LMC 4 detected with ROSAT"

• Bomans D.J., Grebel E.K., 1994, Space Science Rev. 66, 61-65,
  "Blue and red supergiants and the age structure of the NGC 330 region"

• Brosche P., Wünsch J., 1994, Astron. Nachr. 315, 181,
  "On the `rotational angular momentum' of the oceans and the corresponding polar motion"

• Centurión M., Vladilo G., de Boer K.S., Herbstmeier U., Schwarz U.J., 1994, A&A 292, 261-270,
  "Optical and 21-cm observations of high-velocity gas towards subdwarfs in the halo and early type stars in the disk"

• Colin J., de Boer K.S., Dauphole B., Ducourant C., Dulou M.R., Geffert M., LeCampion J.-L., Moehler S., Odenkirchen M., Schmidt J.H.K., Theissen A., 1994, A&A 287, 38-42,
  "Kinematics of hot subdwarfs"

• Dahlem M., Bomans D.J., Will J.-M., 1994, ApJ 432, 590-597,
  "Distribution and nature of star forming regions in NGC 1792"

• de Boer K.S., Altan A.Z., Bomans D.J., Lilienthal D., Moehler S., van Woerden H., Wakker B.P., Bregman J.N., 1994, A&A 286, 925,
  "The distance to Complex C of halo high-velocity clouds"

• Domgörgen H., Mathis. J.S., 1994, ApJ 428, 647-653,
  "The ionization of the diffuse ionized gas"

• Geffert M., Aurière M., Requième Y., Mazurier J.-M., 1994, A&A 282, 989,
  "New optical positions of the globular cluster X-ray sources NGC 6712: S/X 1850-086 and M 15: AC211/X 2127+119"

• Geyer E.H., Hoffmann M., Volland H., 1994, Applied Optics 33, 4614,
  "Influence of a Solar eclipse on twilight"

• Gieren W., Richtler T., Hilker M., 1994, ApJ 433, L73,
  "The distance to the LMC cluster NGC 1866 from its Cepheid members"

• Grebel E.K., Roberts W.J., Will J.-M., de Boer K.S., 1994, Space Sci. Rev. 66, 65-69,
  "Be Stars in Magellanic Cloud clusters"

• Kissler-Patig M., Richtler T., Held E.V., Grebel E.K., Wagner S., Capaccioli M., 1994, A&A 287, 463,
  "The globular cluster system of NGC 4636. A rich system in an otherwise normal elliptical galaxy?"

• Koenigsberger G., Moffat A.F.J., St-Louis N., Auer L.H., Drissen L., Seggewiss W., 1994, ApJ 436, 301,
  "Remarkable long-term changes of the SMC W-R system HD 5980"

• Meliani M., Barbuy B., Richtler T., 1994, A&A 290, 753,
  "Carbon abundances in the LMC globular cluster NGC 1818"

• Richtler T., 1994, A&A 257, 517,
  "On a possible origin of the initial mass function of stars"

• Richtler T., Grebel E.K., Seggewis W., 1994, A&A 290, 412,
  "The cases of the ``Disk'' globular clusters NGC 6496, NGC 6624, and NGC 6637"

• Schmidt H., 1994, A&AS 106, 581-585,
  "The visual magnitudes of stars in the Almagest of Ptolemeus and in later catalogues"

• Stirpe G.M., Winge C., Altieri B., Alloin D., Aguero E.L., Anupama G.C., Ashley R., Bertram R., Calderon J.H., Catchpole R.M., Corradi R.L.M., Covino E., Dottori H.A., Feast M.W., Ghosh K.K., Gil Hutton R., Glass I.S., Grebel E.K., Jorda L., Koen C., Laney C.D., Maia M., Marang F., Mayya Y.D., Morrell N., Nakada Y., Pastoriza M.G., Pati A.K., Pelat D., Peterson B.M., Prabhu T.P., Roberts G., Sagar R., Salamanca I., Sekiguchi K., Storchi-Bergmann T., Subramaniam A., van Winckel H., van Wyk F., Villada M., Wagner R.M., Whitelock P.A., Winkler H., Clavel J., Dietrich M., Kollatschny W., O'Brien P.T., Perola G.C., Recondo-González M.C., Rodríguez-Pascual P., Santos-Lleó M., 1994, ApJ 425, 609,
  "Steps toward determination of the size and structure of the Broad-Line Region in Active Galactic Nuclei. VI. Variability of NGC 3783 from ground-based data"

• Thejll P., Theissen A., Jimenez R., 1994, A&A 292, 457-460,
  "Detecting red stellar companions to hot subdwarfs with CCD imaging"

• Tucholke H.-J., 1994, Astron. Nachr. 315, 419-426,
  "Proper motions in the field of the globular cluster NGC 6934"

• Tucholke H.-J., Scholz R.-D., Brosche P., 1994, A&AS 104, 161-167,
  "Proper motion study of the globular cluster M 3"

• Vladilo G., Centurión M., de Boer K.S., King D.L., Lipman K., Stegert J.S.W., Unger S.W., Walton N.A., 1994, A&A 291, 425-438,
  "Interstellar and intergalactic gas towards SN 1993J in M 81: a study of optical and 21-cm spectra"

Other Publications 1994

• Bauer T., 1994, IAU WG Wide Field Imaging, Newsletter No. 5, p. 31,
  "Adaption of CCD cameras to Schmidt telescopes"

• Bauer T., 1994, AG Abs. Ser. 10, p. 153,
  "Direct CCD speckle imaging: observations of close binaries at the 1m Cassegrain telescope of the Hoher List Observatory"

• Bomans D.J., 09/1994, Ph.D. Thesis, 1-124, University of Bonn,
  "Supergiant shells, hot gas, and large scale star formation"

• Bomans D.J., Chu Y.-H., de Boer K.S., Wakker B., MacLow M.-M., 1994, AG Abs. Ser. 10, p. 202,
  "New results about the hot corona of the LMC"

• Bomans D.J., Grebel E.K., 1994, in `Violent Star Formation: From 30 Dor to QSOs', Tenorio-Tagle G. (ed.), Cambridge Univ. Press, p. 156-161,
  "Massive star formation and supergiant shells in the irregular galaxy NGC 55"

• Bomans D.J., Tucholke H.-J., Will J.-M., de Boer K.S., 1994, in `Astronomy from Wide-Field Imaging', MacGillivray H., et al. (eds.), IAU Symp. 161, Kluwer, Dordrecht, p. 520-522,
  "CCD and Schmidt-plate photometry and astrometry in Region E of the LMC"

• Brosche P., 1994, Jahresber. Physik. Verein Frankfurt 166 für 1991, p. 95,
  "Gezeiten und Erdrotation"

• Brosche P., 1994, in `Lichtenberg-Jahrbuch 1993', p. 78,
  "Lichtenbergs astrogeodätische Ortsbestimmungen"

• Brosche P., Dick W.R., 1994, Mitt. Astron. Ges. 77, p. 29,
  "Arbeitskreis Astronomiegeschichte"

• de Boer K.S., Schmidt J.H.K., Heber U., 1994, in `Hot stars in the galactic halo', Adelman S.J., Upgren A., Adelman C.J. (eds.), Cambridge Univ. Press, p. 277,
  "The mass of blue horizontal-branch stars in the globular cluster NGC 6397"

• Dirsch B., Richtler T., 1994, AG Abs. Ser. 10, p. 183,
  "The stellar mass spectrum of Pop. II systems and its relevance for Dark Matter"

• Domgörgen H., Bomans D.J., de Boer K.S., 1994, AG Abs. Ser. 10, p. 203,
  "Gas motions in and the origin of the supergiant shell LMC 4"

• Engelmann J., Herbstmeier U., Kerp J., 1994, AG Abs. Ser. 10, p. 180,
  "Soft X-ray absorption and emission towards IVC 86+38-44"

• Engelmann J., Kerp J. Herbstmeier U., 1994, in `Cospar 94' Abs., p. 238,
  "Soft X-ray absorption and emission towards IVC 86+38-44"

• Geffert M., Forner C., 1994, IAU WG wide-field imaging, newsletter 5, p. 36,
  "Wide-field CCD astrometry at Hoher List observatory - first results"

• Geffert M., Forner C., Hiesgen M., Klemola A.R., 1994, in `Astronomy from wide-field imaging', MacGillivray H.T., et al. (eds.), IAU Symp. 161, p. 464,
  "Absolute proper and space motion of the globular cluster M 2"

• Geffert M., Reif K., Domgörgen H., Braun J.M., 1994, AG Abs. Ser. 10, p. 125,
  "CCD Observations for the Determination of Absolute Proper Motions for the HIPPARCOS Link"

• Geyer E.H., 1994, Jahresber. Physik. Verein Frankfurt 166 für 1991, p. 181,
  "Karl Schwarzschilds Beiträge zur beobachtenden Astronomie und Instrumententechnologie"

• Geyer E.H., 1994, Algorismus No.15, p. 9,
  "Historische Anmerkungen zur Sternfleckenhypothese"

• Geyer E.H., Bauer T., 1994, SPIE-Proc. Vol. 2266,
  "REVRAVEL - a new Principle for a stellar radial velocity spectrometer"

• Geyer E.H., Hoffmann M., 1994, IAU WG Wide Field Imaging Newsletter No. 5, p. 33,
  "The Hoher List CCD-Focal Reducer System, a versatile instrument for direct imaging and long slit spectroscopy"

• Geyer E.H., Sitter R., 1994, Die Sterne 70, 101,
  "Ein vor-philatelistischer Briefumschlag aus dem Jahre 1848 enthüllt seinen astronomischen Inhalt"

• Grebel E.K., Duerbeck H.W., Greiner J., Richter G., 1994, Information Bulletin on Variable Stars #4019,
  "Observations of a symbiotic Nova in Sagittarius"

• Grebel E.K., Roberts W.J., 1994, AG Abs. Ser. 10, p. 212,
  "Stellar populations and abundances in Sculptor and Fornax"

• Grebel E.K., Roberts W.J., 1994, BAAS 26, 939,
  "Stellar populations and abundances in Sculptor and Fornax"

• Grebel E.K., Roberts W.J., Brandner W., Moneti A., 1994, BAAS 26, 1397,
  "The young SMC cluster NGC 330 in the optical and infrared"

• Hilker M., Stein D., Richtler T., 1994, AG Abs. Ser. 10, p. 180,
  "Young and relatively metal-poor: the globuar clusters NGC 1866 and NGC 330 in the LMC/SMC"

• Hofmann K.-H., Weigelt G., Seggewiss W., 1994, in `Wolf-Rayet stars: Binaries, Colliding Winds, Evolution', van der Hucht K.A., Williams P.M. (eds.), IAU Symp. 163, Kluwer, Dordrecht, p. 43,
  "Resolution and evolution of the core of the giant H II region NGC 3603"

• Kissler M., Schneider S., Hilker M., Richtler T., 1994, AG Abs. Ser. 10, p. 213,
  "The globular cluster systems of the galaxies NGC 1399 and NGC 720"

• Niemela V.S., Seggewiss W., Moffat A.F.J., 1994, in `Wolf-Rayet stars: Binaries, Colliding Winds, Evolution', van der Hucht K.A., Williams P.M. (eds.), IAU Symp. 163, Kluwer, Dordrecht, p. 251,
  "The multiple system Sk -67° 18 in the LMC"

• Marx M., Bomans D.J., Grebel E.K., 1994, AG Abs. Ser. 10, p. 200,
  "Compact emission regions in N 160 and N 159 in the LMC"

• Moehler S., Heber U., de Boer K.S., 1994, in `Hot stars in the galactic halo', Adelman S.J., Upgren A., Adelman C.J. (eds.), Cambridge Univ. Press, p. 217,
  "Hot stars in globular clusters"

• Moehler S., Heber U., de Boer K.S., 1994, AG Abs. Ser. 10, p. 100,
  "Hot stars in globular clusters"

• Odenkirchen M., Scholz R.-D., Irwin M.J., 1994, in `Astronomy from wide-field imaging', MacGillivray H.T., et al. (eds.), IAU Symp. 161, 453-459,
  "Orbits of galactic globular clusters from Schmidt plate astrometry"

• Panov K.P., Stegert J., Seggewiss W., 1994, in `Wolf-Rayet stars: Binaries, Colliding Winds, Evolution', van der Hucht K.A., Williams P.M. (eds.), IAU Symp. 163, Kluwer, Dordrecht, p. 464,
  "UBV photometry of the Wolf-Rayet stars WR 137 and WR 40"

• Petr M., 12/1994, Diploma Thesis, 1-93, University of Bonn,
  "CCD-Photometrie der Assoziationen LH 54, LH 60 und LH 63 in der Großen Magellanschen Wolke"

• Roberts W.J., Grebel E.K., 1994, BAAS 26, 901,
  "Heterochromatic interstellar and atmospheric extinction in Johnson and Washington systems"

• Roberts W.J., Grebel E.K., 1994, AG Abs. Ser. 10, p. 178,
  "Heterochromatic interstellar and atmospheric extinction in Johnson and Washington systems"

• Roberts W.J., Grebel E.K., 1994, BAAS 26, 1488,
  "General multicolor isochrone fitting with reddening"

• Sinachopoulos D., Oblak E., Geffert M., Colin J., Le Campion J.-F., Hopp U., 1994, in `Astronomy from wide-field imaging', MacGillivray H.T., et al. (eds.), IAU Symp. 161, p. 291,
  "Astrometric standard fields for CCD observations of double stars"

• Stegert J.S.W., Panov K.P., 1994, IBVS No. 4025,
  "UBV photometry of CH Cygni in 1993: Increasing activity"

• Stein D., Hilker M., Richtler T., 1994, AG Abs. Ser. 10, p. 198,
  "The binary star cluster NGC 2136/37"

• Theißen A., 09/1994, Ph.D. Thesis, 1-94, University of Bonn,
  "Hot Subdwarf Stars in Binary Systems"

• van de Rydt F., Grebel E.K., Roberts W.J., Geisler D., 1994, in ESO/OHP Workshop `Dwarf Galaxies', Meylan G., Prugniel P. (eds.), p. 245,
  "Washington photometry of the Fornax and Sculptor Dwarf Spheroidal Galaxies"

• Will J.-M., Bomans D.J., 1994, AG Abs. Ser. 10, p. 204,
  "The superbubble N 44 in the Large Magellanic Cloud"

• Wünsch J., 1994, AG Abs. Ser. 10, p. 88,
  "Astrometric observations of Mars by Hevelius"