Selztal Observation Site

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Publications

A survey for variable young stars with small telescopes: First results from HOYS-CAPS
D. Froebrich , J. Campbell-White , A. Scholz , J. Eislöffel , T. Zegmott †, S.J. Billington †, J. Donohoe †, S.V. Makin †, R. Hibbert †, R.J. Newport, R. Pickard, N. Quinn, T. Rodda, G. Piehler, M. Shelley, S. Parkinson, K. Wiersema, I. Walton, MNRAS: MN-18-0045-MJ.R2, Accepted 2018 April 22. Received 2018 April 11; in original form 2018 January 05

Photometric Monitoring of nearby young Clusters as a Citizen Science Project(*)
Dirk Froebrich, S.V.Makin, J. Campbell-White, J. Donohoe R. Pickard, N. Quinn, T. Rodda, S. Parkinson, M. Shelley, I. Walton, G.Piehler
Poster at Star Formation 2016 Conference in Exeter, 24.08.2016 


The relative importance of optical and chemical pumping of cometary OH
Piehler, G. & Kegel, W. H., Astronomy and Astrophysics 155, L13-L16 (1986)

Optical pumping of circumstellar SiO masers.
Rausch, E., Kegel, W. H., Tsuji, T., & Piehler, G., Astronomy and Astrophysics 315, 533-541 (1996)

Interpretation of CO lines from turbulent molecular clouds
G. Piehler und W. H. Kegel, Lecture Notes in Physics 459, 152-153 (1995)

The formation of molecular lines in turbulent clouds
W.H. Kegel, G. Piehler and M.A. Albrecht, Lecture Notes in Physics 459, 86-89 (1995)

The formation of interstellar molecular lines in a turbulent velocit field with finite correlation length III - Spherical clouds in hydrostatic equilibrium
W.H. Kegel and G. Piehler, Astronomy and Astrophysics 297, 841-853 (1995)

The formation of interstellar molecular lines in a turbulent velocit field with finite correlation length II - The case sigma much greater than v-therm
W.H. Kegel,G. Piehler and M.A. Albrecht, Astronomy and Astrophysics 270, 407-415 (1993)

Zur Bildung von interstellaren Moleküllinien in turbulenten inhomogenen Molekülwolken bei Abweichungen vom lokalen thermodynamischen Gleichgewicht
G. Piehler, PHD Theses (1992)

Line formation in inhomogeneous spherical molecular clouds with a turbulent velocity field accounting for a finite correlation length.
Piehler, G. & Kegel, W. H., Astronomische Gesellschaft Abstract Series 7, 89 (1992)

Optical pumping of circumstellar CO masers
G. Piehler, W.H. Kegel and T.Tsuji , Astronomy and Astrophysics 245, 580-586 (1991)

The relative importance of collisonal and chemical pumping and radiative transfer effects in cosmic OH sources
G. Piehler and W.H. Kegel, Astronomy and Astrophysics 214, 339-346 (1989)

Analytic approximations of the temperature dependence of the collisional rate coefficients for H2O and H2CO
Piehler, G., Kegel, W. H., Varshalovich, D. A., & Khersonskii, V. K., Astronomy and Astrophysics Supplement Series 76, 195-204 (1988)