of the German Workgroup for Variable Stars e. V.  ISSN: 2566-5103

Publisher: Bundesdeutsche Arbeitsgemeinschaft für Veränderliche Sterne e.V.
Munsterdamm 90  12169 Berlin,    Germany

Editor:  Ernst Pollmann


BAVSpec001  Issue_June_2017    


Page 1:   Editorial  (E. Pollmann)  
Page 2:   The new BAV MAGAZINE SPECTROSCOPY  (L. Pagel, E. Pollmann)
Page 3:   Disks and Kitchen Sinks  (St. Shore)
Page 8:   Spektroskopie des Planetarischen Nebels NGC6543  (I. Gehlmann, J. Hilberg)
Page 24: AAVSO-BAV-ARAS-Campaign "Photometry & Spectroscopy of P Cygni"  (E. Pollmann)
Page 28: Bericht BAV-Sektion Spektroskopie 2014-15-16  (E. Pollmann)
Page 29: Collaborative Spectr. Observ. of Molecules in classical Novae  (H. Kawakita, A. Arai)

BAVSpec002  Issue_December_2017    


       Page 1: E. Pollmann: Editorial
       Page 2: S. Shore: Disks and Kitchen Sinks (II)
       Page 7: T. Demirel: Spektroskopie von Sternenlicht
       Page 15: R. Galis, J. Merc,  L. Leedjärv: The outburst activity of the symbiotic binary AG Draconis
       Page 17: T. Lester: My new home built echelle spectrograph   
       Page 20: Ch. Buil: 3D printed UVEX spectrograph
       Page 24: E. Pollmann, W. Vollmann, Ph. Bennet: A  time series of BV photometry and Hα emission Fluxes of    the eclipsing binary VV Cep
BAVSpec003  Issue_June_2018

      Page 1: E. Pollmann:  Editorial                                                                                  

      Page 2:  T. Demirel:  Spektroskopie von Sternenlicht (II)                   

      Page 16: E. Pollmann, Ph. Bennett, J. Hopkins:  The long-term binary system VV Cep                                            Page 24: M. Trypsteen:   DSLR spectroscopy of M42

BAVSpec004  Issue_December_2018


    Page 1: E. Pollmann:  Editorial  
    Page 2: D. Hess:  Mein Einstieg in die Sternspektroskopie
    Page 10: A. Ulrich: Die Mitte-Rand-Variation der Sonne spektral aufgelöst  
    Page 17: M. Sblewski : Spektroskopische Untersuchungen an Rho Cassiopeiae  
    Page 31: M. Trypsteen:   Determination of Planetary Rotation Velocities (Part I)

BAVSpec005  Issue_June_2019


    Page 1: E. Pollmann:  Editorial  
    Page 2: R. Berry:  Student Spectrophotometry of the Planets: What worked and what did not 
    Page 16: M. Bröcker, S. Striewski: HochauflösendeSpektroskopie des Doppelsterns ß Aurigae  
    Page 25: M. Trypsteen:   Determination of Planetary Rotation Velocities (Part II)

BAVSpec006  Issue_December_2019


Page 1: E. Pollmann: Editorial

Page 2: M. Bröcker & S. Striewski: Hochauflösende Spektroskopie des Doppelsterns β Aurigae (II)

Page 18: E. Pollmann: Precession of the Disk in Pleione

Page 27: Th. Schröfel: VEGA 2019 International Spectroscopy Symposium for Amateurs

Page 32: P. Drake & F. P. Gonzales: Determination of the physical properties of gamma Cassiopeia (I)

BAVSpec007  Issue_June_2020

Editorial: E. Pollmann:
Page 1: K. Gurney: A model-based interpretation of Hα dynamics in spectra of V1334 Cyg
Page 6: K. Gurney: Low resolution spectroscopy of SS Cygni
Page 11: C. Cardano: Slitless Spectroscopy
Page 18: M. Kolb: Be Stars in the Pleiades cluster: a comparison of BESS spectra 1991-2020
Page 29: J. Neußer & M. v. Eimern: Klumpen und Instabilitäten im Sternwind von α Cygni

BAVSpec008  Issue_December_2020

Editorial: E. Pollmann

Page 2:   T. Kiosseoglou: Harvard-Spektralklassifikation von Sternen Einordnung im Hertzsprung-Russell Diagramm

Page 12: E. Pollmann: Mass and Precession of the Disk in ζ Tau

Page 18: M. Schwarz: VEGA 2019 International Spectroscopy Symposium for Amateurs May 30 - June 1 2019

Page 21: M. Stromberg: Das Planksche Strahlungsgesetz in Anwendung auf die Sonne

 BAVSpec009  Issue_June_2021

Editorial: E. Pollmann

Page 1: P. Drake: Determination of the physical properties of the gamma Cassiopeia stellar system (Part II)

Page 12: T. Kiosseoglou: Harvard-Spekralklassifikation von Sternen und Einordnung im HRD

Page 31: M. Sblewski: Photometry and Spectroscopy of Collinder 39

Page 43: R. Bücke: Polaris - Radialgeschwindigkeitsmessungen von 2005 bis 2020

 BAVSpec010  Issue_December_2021

 Editorial: E. Pollmann                                                                                 

Page 1: M. Kolb: Novae P Cygni profiles and correlation to V band photometry          

Page 7: B. Koch: Die Helium-Nova V1405 im Sternbild Cassiopeia 

Page 10: L. Hoffmann: Untersuchungen zum gelben Hyperriesen ρ Cas 

Page 25: U. Zurmühl: Spectroscopy With Medium-Sized Objective Gratings

BAVSpec011  Issue_June_2022

Editorial: E. Pollmann

Page 1: M. Schwarz: SpectroCalc2 – another way to reduce your spectra

Page 6: E. Wischnewski: V1405 Cas Nova 2021- About the nature of a multi-maxima nova

Page 23: R. K. Buchheim, F. Sims, J. Martin, A. Stiewing, G. Walker: Spectroscopy of Stellar Flares

Page 31: M. König: Spectroscopy of the Seyfert Galaxy NGC 2410

Page 35: M. Kolb: RS Oph – Variation of narrow Na D lines during 2021 outburst

Page 39: E. Pollmann: The V/R-Ratio in zeta Tau

 BAVSpec012  Issue_December_2022

Editorial: E. Pollmann

Page 1: M. Sblewski: Temperatur changes of rho Cas - Low-resol. spectroscopy combined with photometry

Page 13: G. Bertrand: Spectropolarimetry - or - how to observe the magnetic field of a star with a 72 mm telescope and a 3D printed spectrograph

Page 22: M. A. Mitsakos: Measuring the Redshift of the Galaxy NGC7469 to determine the Hubble Constant

Page 32: A. Ulrich: Astronomy, Spectroscopy and Physics

Page 35: Announcement of the AAVSO

  BAVSpec013 Issue_June_2023

Editorial: E. Pollmann

Page 1: R. Bücke:  Atmospheric waterlines in stellar spectra

Page 7: M. Kolb:  Natrium lines in (recurrent) Novae

Page 12: E. Pollmann & Philip Bennett: Spectroscopic monitoring of the 2017-2019 eclipse of  VV Cephei

Page 24: P.  Velez: Automatic spectroscopy observations


  BAVSpec014  Issue_December_2023

Editorial: E. Pollmann

Page 1: M. Winkhaus:  About the properties and problems of Be stars

Page 16: E. Pollmann:  VV Cephei; Campaign after eclipse 2018

Page 24: M. Koenig: Comet C/2022 E3 (ZTF); Spectrum and its elements