Publications in Refereed Journals 1998

• Brosche P., Schuh H., 1998, Surveys in Geophysics, in press,
  "Tides and Earth Rotation"

• de Boer K.S., Braun J.M., Vallenari A., Mebold U., 1998, A&A 329, L49-52 (arXiv:astro-ph/9711052),
  "Bow-shock induced star formation in the LMC?"

• de Boer K.S., Richter P., Bomans D.J., Heithausen A., Koornneef J., 1998, A&A 338, L5-8,
  "ORFEUS II echelle spectra: Absorption by H₂ in the LMC"

• Della Valle M., Kissler-Patig M., Danziger J., Storm J., Richtler T., 1998, MNRAS, submitted,
  "Globular cluster calibration of the peak brightness of the Type Ia Supernova 1992A"

• Dieball A., Grebel E.K., 1998, A&A 339, 773 (arXiv:astro-ph/9809313),
  "The cluster pair SL 538 / NGC 2006 (SL 537)"

• Dietrich M., Peterson B.M., Albrecht P., Altmann M., Barth A.J., Bennie P.J., Bertram R., Bochkarev N.G., Bock H., Braun J.M., Burenkov A., Collier S., Fang L.-Z., Francis O.P., Filippenko A.V., Foltz C.B., Gaessler W., Gaskell C.M., Geffert M., Ghosh K.K., Hilditch R.W., Honeycutt R.K., Horne K., Huchra J.P., Kaspi S., Kuemmel M., Leighly K.M., Leonard D.C., Malkov YU.F., Mikhailov V., Miller H.R., Morrill A.C., Noble J., O'Brien P.T., Oswalt T.D., Pebley S.P., Pfeiffer M., Pronik V.I., Qian B.-C., Robertson J.W., Robinson A., Rumstay K.S., Schmoll J., Sergeev S.G., Sergeeva E.A., Shapovalova A.I., Skillman D.R., Snedden S.A., Soundararajaperumal S., Stirpe G.M., Tao J., Turner G.W., Wagner R.M., Wagner S.J., Wei J.Y., Wu H., Zheng W., Zou Z.L., 1998, ApJS 115, 185,
  "Steps toward Determination of the Size and Structure of the Broad-Line Region in Active Galactic Nuclei. XII. Ground-based Monitoring of 3C 390.3"

• Ducourant C., Dauphole B., Rapaport M., Colin J., Geffert M., 1998, A&A 333, 882,
  "Wide field search for nearby faint stars"

• Fischer P., Mateo M., Pryor C., Murray S., Mateo M., Richtler T., 1998, AJ 115, 592,
  "Mass Segregation in young Magellanic Cloud clusters. I. NGC 2157"

• Geffert M., 1998, A&A 340, 305-308,
  "Hipparcos based astrometric analysis of M 3 and M 92 fields: optical identification of X-ray and radio sources, space motions of globular cluster M 3 and M 92 and a galactic orbit of the sdB star PG 1716+426"

• Kokott W., 1998, J. Hist. Astronomy 29, no. 2, in press,
  "Syzygies as Pivots; An unusual mid-15th century working ephemeris"

• Marchenko S.V., Moffat A.F.J., Eversberg T., Hill G.M., Tovmassian G.H., Mortel T., Seggewiss W., 1998, MNRAS 294, 642,
  "A comprehensive variability study of the enigmatic WN8 stars: final results"

• Marchenko S.V., Moffat A.F.J., van der Hucht K.A., Seggewiss W., Schrijver H., Stenholm B., Lundstrom I., Setia Gunawan D.Y.A., Sutantyo W., van den Heuvel E.P.J., de Cuyper J.-P., Gomez A.E., 1998, A&A 331, 1022-1036,
  "Wolf-Rayet stars and O-star runaways with HIPPARCOS. II. Photometry"

• Moffat A.F.J., Marchenko S.V., Bartzakos P., Niemela V.S., Cerruti M.A., Magalhaes A.M., Balona L., St-Louis N., Seggewiss W., Lamontagne R., 1998, ApJ 497, 896-911,
  "The luminous eclipsing SMC OB + WN binary HD 5980 before and during the recent LBV-like outburst: an extreme case of colliding winds"

• Moffat A.F.J., Marchenko S.V., Seggewiss W., van der Hucht K.A., Schrijver H., Stenholm B., Lundstrom I., Setia Gunawan D.Y.A., Sutantyo W., van den Heuvel E.P.J., de Cuyper J.-P., Gomez A.E., 1998, A&A 331, 958,
  "Wolf-Rayet stars and O-star runaways with HIPPARCOS. I. Kinematics"

• Ortiz-Gil A., Hiesgen M., Brosche P., A&AS 128, 621,
  "A new approach to the reduction of ``Carte DU Ciel'' plates"

• Richter P., Widmann H., de Boer K.S., Appenzeller I., Barnstedt J., Gölz M., Grewing M., Gringel W., Kappelmann N., Krämer G., Mandel H., Werner K., 1998, A&A 338, L9-12,
  "ORFEUS II echelle spectra: Detection of H₂ absorption in SMC gas"

• Richtler T., Grebel E.K., Subramaniam A., Sagar R., 1998, A&A, in press,
  "V,I photometry of the metal-rich globular cluster NGC 6528"

• Stark R., Reif K., 1998, PASA 15, in press,
  "Surface brightness measurements of extended galactic nebulae"

• Umbach R., Jockers K., Geyer E.H., 1998, A&AS 127, 479,
  "Spatial Distribution of Principal Neutral and Ionic Constituents of Comet P/Halley"

• Wakker B., van Woerden H., de Boer K.S., Kalberla P., 1998, ApJ 493, 762-774,
  "A lower limit to the diastance of HVC complex H"

• Widmann H., de Boer K.S., Richter P., Krämer G., Appenzeller I., Barnstedt J., Gölz M., Grewing M., Gringel W., Kappelmann N., Mandel H., Werner K., 1998, A&A 338, L1-4,
  "ORFEUS II echelle spectra: The scale height of interstellar OVI in the halo"

Other Publications 1998

• Aguilar Sánchez Y., 08/1998, Ph.D. Thesis, 1-121, University of Bonn,
  "Hot subdwarfs stars at high galactic latitudes: Clues for a new population"

• Altmann M., Aguilar-Sánchez Y., de Boer K.S., Geffert M., Odenkirchen M., Colin J., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 229-230,
  "Hot subdwarfs, their kinematics and their galactic distribution"

• Altmann M., de Boer K.S., Cordes O.-M., 1998, AG Abs. Ser. 14, 110,
  "The kinematics of HBA/B and sdB/O stars: Distribution and population membership"

• Braun J.M., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 115-120,
  "The Young Large-Scale Features in the Large Magellanic Cloud"

• Brosche P., Debarbat S., 1998, Actes 121e congrès national des sociétés historiques et scientifiques, Nice 1996,
  "Franz Xaver von Zach et l'astronomie dans la France méridionale"

• Cordes O.-M., 09/1998, Diploma Thesis, 1-78, University of Bonn,
  "Untersuchung der Lyman-Alpha-Satelliten-Strukturen in Ultraviolett-Spektren heißer Horizontalaststerne"

• de Boer K.S., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 125-128,
  "Bow Shock Induced Star Formation in the LMC: a Large Scale View"

• de Boer K.S., 1998, in `3rd Conf. on Faint Blue Stars', Philip A.G.D., et al. (eds.), Davis Press, Schenectady, p. 115,
  "Determinations of the mass of horizontal-branch stars: Cluster stars and Hipparcos field stars"

• de Boer K.S., 1998, in IAU Coll. 166, `The local bubble and beyond', Breitschwerdt D., Freyberg J.M., Trümper J. (eds.), Springer Lect. Notes in Physics 506, p. 433-442,
  "UV absorption studies of the galactic halo"

• de Boer K.S., 1998, in Ultraviolet Astrophysics beyond the IUE Final Archive, Wamsteker W., Gonzales Riestra R. (eds.), ESA SP-413, p. 523-528,
  "Horizontal-branch stars"

• de Boer K.S., Kerp J., 1998, in IAU Coll. 166, `The local bubble and beyond', Breitschwerdt D., Freyberg J.M., Trümper J. (eds.), Springer Lect. Notes in Physics 506, p. 65-68,
  "The structure of the local hot bubble toward l = 165°, b = 0° using IUE and ROSAT data"

• de Boer K.S., Braun J.M., Vallenari A., Mebold U., 1998, AG Abstr. Ser. 14, 135,
  "Bow shock induced star formation in the LMC"

• de Boer K.S., Drilling J., Jeffery C.S., Sion E.M., 1998, in `3rd Conf. on Faint Blue Stars', Philip A.G.D., et al. (eds.), Davis Press, Schenectady, p. 513,
  "Sorting out Nomenclature in Faint Blue Star research"

• de Boer K.S., Richter P., Bomans D.J., Heithausen A., Koornneef J., 1998, AG Abstr. Ser. 14, 136,
  "ORFEUS II echelle spectra: Absorption by H₂ in the LMC"

• de Boer K.S., Schmidt J.H.K., Geffert M., Aguilar-Sánchez Y., Colin J., 1998, in `3rd Conf. on Faint Blue Stars', Philip A.G.D., et al. (eds.), Davis Press, Schenectady, p. 411,
  "Subdwarf star orbits: are there two galactic populations?"

• Dieball A., Grebel E.K., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 129-132,
  "The binary star cluster SL 538 / NGC 2006 (SL 537)"

• Dieball A., Grebel E.K., 1998, AG Abs. Ser. 14, P72,
  "Binary Clusters in the Magellanic Clouds II: The Small Magellanic Cloud"

• Dieball A., Grebel E.K., 1998, AG Abs. Ser. 14, P71,
  "Binary Clusters in the Magellanic Clouds I: The Large Magellanic Cloud"

• Drenkhahn G., 10/1998, Diploma Thesis, 1-59, University of Bonn,
  "Die absolute Helligkeit von SN 1994D und die Eichung des Hubble-Diagramms von Typ-Ia-Supernovae"

• Geffert M., 1998, in Journées 97-Systèmes de reference spatio-temporels, in press,
  "Kinematics of globular clusters using Hipparcos reference stars"

• Grebel E.K., Brandner W., Dieball A., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 251-252,
  "Be Stars and the IMF of Young Clusters"

• Hilker M., 01/1998, Ph.D. Thesis, 1-114, University of Bonn,
  "The Center of the Fornax Cluster: Dwarf Galaxies, cD Halo, and Globular Clusters"

• Hilker M., Infante L., Kissler-Patig M., Richtler T., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 255-256,
  "The center of the Fornax cluster: Dwarf Galaxies, cD Halo and Globular Clusters"

• Kohley R., 05/1998, Ph.D. Thesis, 1-123, University of Bonn,
  "Multicolor CCD-photometry of M34 under the aspect of the instrumental development of BUSCA"

• Komarek K., Troll K., Sanner J., 1998, in The Minor Planet Circulars, 32570, Marsden B., Williams G.V., Nakano S. (eds.),
  "Positions of comets 121P/Shoemaker-Holt 2 and 81P/Wild 2"

• Marggraf, O., 11/1998, Diploma Thesis, 1-77, University of Bonn,
  "Interstellares Gas in Richtung SN 1993J in M 81"

• Pernechele C., Bortoletto F., Reif K., 1998, in SPIE proc. `Telescope control systems', in press,
  "Hexapod control for an active secondary mirror"

• Reif K., Bagschik K., Klink G., Poschmann H., de Boer K.S., Mueller Ph., Mebold U., Schmoll J., Heber U., 1998, AG Abs. Ser. 14, 72,
  "BUSCA: Simultaneous imaging in 4 optical bands"

• Richter P., de Boer K.S., Bomans D.J., Heithausen A., Koornneef J., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 189-192,
  "The first detection of H₂ in absorption in the LMC"

• Richter P., de Boer K.S., Bomans D.J., Heithausen A., Koornneef J., 1998, in IAU Symp. 190, `New views of the Magellanic Clouds', Chu Y.-H., et al. (eds.), ASP., in press,
  "Absorption by H₂ in the LMC"

• Richtler T., Fischer P., Mateo M., Pryor C., Murray S., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 285-286,
  "Mass Segregation in Young LMC Clusters: NGC 2004 and NGC 2031"

• Richter P., Widmann H., de Boer K.S., Appenzeller I., Barnstedt J., Gölz M., Grewing M., Gringel W., Kappelmann N., Krämer G., Mandel H., Werner K., 1998, AG Abs. Ser. 14, 136,
  "ORFEUS II echelle spectra: H₂ absorption in SMC gas"

• Sanner J., 1998, in The Minor Planet Circulars, 32130, Marsden B., Williams G.V., Nakano S. (eds.),
  "17 Positions of Comet C/1997 J2 (Meunier-Dupouy)"

• Sanner J., Dieball A., Schmoll J., Reif K., Geffert M., 1998, in Proceedings of the 4th International Workshop on Positional Astronomy and Celestial Mechanics 1996, Lopez Garcia A. et al. (eds.), p. 373-376,
  "HoLiCam - A New Device For Astrometry"

• Sanner J., Geffert M., Böhnhardt H., Fiedler A., 1998, The ESO Messenger 92, 33-37,
  "Astrometry of Comet 46P/Wirtanen at ESO: Preparation for ESA's ROSETTA Mission"

• Sanner J., Geffert M., Schmoll J., 1998, in 'The Message of the Angles, Astrometry from 1798 to 1998', Proceedings of the AG Spring Meeting, Gotha, May 11-15, 1998, Brosche P. et al. (eds.), p. 203-204,
  "The Bonn Project for the IMF of Open Star Clusters: NGC 581 (M 103)"

• Schmidt J.H.K., Moehler S., Theissen A., de Boer K.S., Heber U., 1998, in `3rd Conf. on Faint Blue Stars', Philip A.G.D., et al. (eds.), Davis Press, Schenectady, p. 401,
  "Studies of HBB stars"

• Seggewiss W., 1998, in: Supernovae and Cosmology. Coll. in Honour of Prof. G.A. Tammann 1997, Labhardt L., Binggeli B., Buser R. (eds.), Schaub Druck, Basel, in press,
  "A Revision of the Cepheid Distance Scale by HIPPARCOS?"

• Widmann H., de Boer K.S., Richter P., Krämer G., Appenzeller I., Barnstedt J., Gölz M., Grewing M., Gringel W., Kappelmann N., Mandel H., Werner K., 1998, AG Abs. Ser. 14, 137,
  "ORFEUS II echelle spectra: The scale height of interstellar OVI in the halo"

• Wierig B., 06/1998, Diploma Thesis, 1-65, University of Bonn,
  "Neutrales Gas im galaktischen Halo in Richtung der Großen Magellanschen Wolke: Geschwindigkeitsverteilung und Si II-Häufigkeit"

• Wierig B., de Boer K.S., 1998, in 'The Magellanic Clouds and Other Dwarf Galaxies', Workshop Proceedings of the Bonn/Bochum-Graduiertenkolleg, Richtler T., Braun J.M. (eds.), Shaker Verlag, Aachen (ISBN 3-8265-4457-9), p. 305-306,
  "Spatial distribution of halo high velocity clouds towards the LMC"