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Line 32: ==Work== Hartmut Jahreiß obtained his Ph.D from the [[University of Heidelberg]]. His thesis was on the the spatial distribution, kinetics and age of [[stars]] near the [[Sun]].<ref>{{ cite Book \| title=Die räumliche Verteilung, Kinematik und Alter der sonnennahen Sterne \| author=Jahreiß, H. \| work=Diss. Naturwiss. Gesamtfakultät Ruprecht-Karl Univ. Heidelberg, 3 + 96 p. \| ~~date~~year=1974 \| bibcode=1974PhDT........59J \| language=German}}</ref> Jahreiß soon began work at [[Astronomisches Rechen-Institut]] with [[Wilhelm Gliese]], a world renowned authority on nearby stars. Jahreiß is best known for his collaboration with Gliese on the publication of new editions of the ''[[Gliese Catalogue of Nearby Stars]]'' in 1979<ref>{{cite journal \| title=Nearby Star Data Published 1969-1978 \| authors=Gliese, W.; Jahreiß, H. \| journal= [[Astronomy & Astrophysics]], Supplement Service \| volume=38 \| pages=~~423-448~~423–448 \| year=1979 \| bibcode=1979A&AS...38..423G}}</ref> and 1991.<ref>{{cite book \| \| title=Preliminary Version of the Third Catalogue of Nearby Stars \| authors=Gliese, W.; Jahreiß, H. \| ~~publication~~publisher=The Astronomical Data Center CD-ROM: Selected Astronomical Catalogs, Vol. I; L.E. Brotzmann, S.E. Gesser (eds.), NASA/Astronomical Data Center, Goddard Space Flight Center, Greenbelt, MD \| year=1991 \| publisher=[[Astronomisches Rechen-Institut]] \| bibcode=1991adc..rept.....G}}</ref> Upon the death of Gliese in 1993, Jahreiß wrote Gliese's obituary.<ref>{{cite journal \| title=Nachrufe : Wilhelm Gliese \| journal=Mitteilungen der Astronomischen Gesellschaft \| author=Hartmut Jahreiß \| volume=77 \| pages=~~5-7~~5–7 \| url=http://adsbit.harvard.edu//full/seri/MitAG/0077//0000005.000.html \| language=German \| bibcode=1994MitAG..77....5.}}</ref> The Gliese catalog stars are now known by the abbreviation ''GJ'' (Gliese-Jahreiß) in recognition of Jahreiß's contribution. Jahreiß remains very active in the cataloging and study of nearby stars, preparing the new [[Hipparcos]] catalogs<ref>{{ cite book \| title=Hipparcos Input Catalogue, Version 2 (Turon+ 1993) \| authors=Turon, C.; Egret, D.; Gomez, A.; Grenon, M.; Jahreiss, H.; Requieme, Y.; Argue, A. N.; Bec-Borsenberger, A.; Dommanget, J.; Mennessier, M. O.; Arenou, F.; Chareton, M.; Crifo, F.; Mermilliod, J. C.; Morin, D.; Nicolet, B.; Nys, O.; Prevot, L.; Rousseau, M.; Perryman, M. A. C. Publisher=VizieR On-line Data Catalog: I/196. Originally published in: 1993BICDS..43....5T \| date=October, 1996 \| bibcode=1996yCat.1196....0T}}</ref>, among other activities. In 1997, as a member of ''[[Research Consortium on Nearby Stars]] (RECONS)'', identified ''[[GJ 1061]]'', at a distance of just 3.68 parsecs, as the 20th closest star to Earth.<ref name="aj114">{{cite journal \| author=Henry, Todd J.; Ianna, Philip A.; Kirkpatrick, J. Davy; Jahreiss, Hartmut \| title=The solar neighborhood IV: discovery of the twentieth nearest star \| journal=[[Astronomical Journal]]

Hartmut Jahreiß: Difference between revisions