AbstractP01 Calibrations on DSS‐II PlatesP02 High‐Resolution Near‐Infrared Speckle Interferometry and Radiative Transfer Modeling of the OH/IR star OH 26.5 + 0.6P03 Mid‐infrared long‐baseline interferometry of the symbiotic Mira star RX Pup with the VLTI/MIDI instrumentP04 N2D+ abundance in high mass star forming regionsP05Causal Viscosity in Accretion Disc Boundary layersP06 Planetesimals in protoplanetary disksP07 Star Clusters in the Large Magellanic CloudP08 Is there a universal mass function?P09 On CO cooling in dense molecular cloudsP10 An unbiased search for molecular clumpusculesP11 Vertical structure of accretion disksP12 A New Data Acquisition System and User Control Program for CCD Cameras at “Hoher List” ObservatoryP13 Tracing the Photon Dominated Region around DR21 with CO, CI, CII, and OI emissionP14 Time resolved spectroscopy of CI AqlP15 Empirical Color Transformations between SDSS Photometry and Other Photometric SystemsP16 V4332 SgrP17 Low rotation velocities of white dwarfs from the CaII K lineP18 E‐Learning in AstronomyP19 RR Lyrae stars: Kinematics, orbits and z‐distributionP20 New developments on the field of chemically peculiar stars in the milky way and the LMCP21 Large‐scale CO Mapping of the CEPHEUS Giant Molecular Cloud using KOSMAP22 HoLiCS II – The “Hoher List Control System” IIP23 88 GHz “Holotransmitter” for the Nanten2 TelescopeP24 Comet Astrometry – Tracing the last witnesses of the solar system's childhoodP25 Considerations on the spectral appearance of M‐type brown dwarfsP26 Photon Dominated Region Modelling of Barnard 68P27 A New Versatile Multichannel CCD‐Controller for BUSCAP28 High Precision “Bonn Shutters” for the largest CCD Mosaic CamerasP29 High‐Resolution Near‐Infrared Speckle Interferometry and Radiative Transfer Modeling of the OH/IR star OH 104.9 + 2.4P30 A new Doppler image of the weak‐line T Tauri star V410 TauriP31 Improving our knowledge on open cluster radial velocitiesP32 The Distribution of MSX Infrared Dark Clouds in the inner Milky WayP33 Was the Early Earth shielded from UV by Ozone produced from the Smog Mechanism?P34 Structure Analysis of the CO data in the Perseus cloudsP35 Evidence for Turbulence in the Velocity Fields of Perseus CoresP36 Dust‐driven Winds and Their Resulting Mass Loss at Subsolar MetallicityP37 Two adjacent gigantic (∼9°) IRAS filaments of bipolar morphology: An almost invisible pairP38 A new optical filament of the Monogem RingP39 The Far Ultraviolet Spectroscopic Explorer Survey of OVI Emission in the Milky Way