• Aguirre Edwin L., "Sky & Telescope", USA
• Aikman Chris, Dominion Astrophysical Observatory, Canada
• Arce Enrique, Vallbona Observatory, Spain
• Astroclubul Bucuresti, Romania
• Agrupacio Astronomica de Sabadell, Spain
• Ates Alper, Pomona Colloege, USA
• Amateur Astronomers Association Seulaset, Finland
• Andresson Sven, Germany
• Andrushivka Astronomical Observatory, Ukraine
• Apitzsch Rudolf, Wildberg Observatory, Germany
• Asami Atsuo, Hadano Observatory, Japan
• Associazione Astrofili Mantovani, San Benedetto Po Observatory, Italy
• Astronaut Memorial Planetarium and Observatory, Brevard Community College, USA
• Atlante Observatory, Spain
• Bachleitner Hannes, Austria
• Ball Loren, Emerald Lane Observatory, USA
• Barentine John, Apache Point Observatory, USA
• Bartholomew Clarence, Woden World Observatory, U.S.A.
• Bedient Jim, U.S.A.
• Behrend Raoul, Observatoire de Genève, Switzerland
• Beresford Tony, Australia
• Birtwhistle Peter, Great Shefford Observatory, England
• Bisophere 2 Center, USA
• Bittesini Luciano, Farra D'Isonzo Observatory, Italy
• Boattini Andrea, Spaceguard Central Node, Italy
• Boles Tom, Coddenham Astronomical Observatory, UK
• Buck Michael, Germany
• Buzzi Luca, 'G.V.Schiaparelli' Observatory, Italy
• Brewster Steve, Stony Ridge Observatory, USA
• Briggs John W., Yerkes Observatory, USA
• Cahill Alan, Abbeydale Observatory, UK
• Campocatino Astronomical Observatory, Italy
• Campo Imperatore NEO Survey, Italy
• Chumack John, Chumack Observatory, USA
• Clayden Andre, Springbrook Observatory, Australia
• Cordell-Lorenz Observatory, University of the South, USA
• Cornell, David A., Principia College Observatory, USA
• Daiber Torsten, Germany
• Dawson Matt, Roeser Observatory, Luxembourg
• Dymock Roger, BAA Asteroids Section, UK
• diCicco Dennis, "Sky & Telescope", USA
• Dillon Bill, Fort Bend Astronomy Club, USA
• Dixon David, Jornada Observatory, USA
• Donati Sauro, Italy
• Doppler Andreas, DANEOPS, Germany
• Emmerich Mark, Germany
• Endate Kin, Japan
• Farmer Steve E., jr., USA
• Faulkes Telescope, Hawaii and Australia
• Ferrando Rafael, Observatorio Astronomico Pla D'Arguines, Spain
• Fiedler Martin, Astroclub Radebeul, Germany
• Fink Uwe, Lunar and Planetary Lab, USA
• Fletcher John, Mount Tuffley Observatory, UK
• Franch Penas Xavier, I.E.S. Maria Rúbies, Spain
• Garrigos Antonio, Spain
• Genebriera Joan, Tacande Observatory, La Palma, Spain
• Geneva Astronomical Society, France
• George Observatory, USA
• Gierlinger Richard, Austria
• Gnädig Arno, DANEOPS, Germany
• Greiner Research Observatory, USA
• Griesser Markus, Eschenberg Observatory, Switzerland
• Groom Roger, Australia
• Hahn Gerhard, German Aerospace Center (DLR), Germany
• Hammergren Mark, Adler Planetarium, USA
• Hasubick Werner, Buchloe Observatory, Germany
• Hergenrother Carl, Catalina Sky Survey, USA
• Hernandez Rafael Pacheco, Observatori Astronomic de Consel, Spain
• Higgins David, Hunters Hill Observatory, Australia
• Holvorcem Paulo, Valinhos Observatory, Brazil
• Hug Gary, Farpoint Observatory, USA
• Hund Friedhelm, International Amateur Observatory, Namibia
• Husar Dieter, Himmelsmoor Private Observatory, Germany
• International Astronomical Search Collaboration, U.S.A and other countries
• Jacques Cristovao, Wykrota Observatory CEAMIG, Brazil
• JAT Observatory, USA
• Joao Gregorio, AstroGregas, Portugal
• Jones Gilbert, Three Buttes Observatory, USA
• Jones Richard, Francisquito Observatory, USA
• Julia Josep, Marxuquera Observatory, Spain
• Kelemen Janos, Konkoly Observatory, Hungary
• Kilmartin Pam, Mt. John University Observatory, New Zealand
• Knöfel André, DAPS, Germany
• Kocher Peter, Tentlingen Observatory, Switzerland
• Koff Bob, USA
• Korlevic Korado, Visnjan Observatory, Croatia
• Koschny Detlef, European Space Agency (ESA/SSD), Netherlands
• Kojima Takuo, Japan
• Kowalski Richard, Quail Hollow Observatory, USA
• Lacruz Juan, La Canada Observatory, Spain
• Lagerkvist Claes-Ingvar, UDAS, Sweden
• Learmonth Solar Observatory, Australia
• Lehmann Gerhard, Drebach Observatory, Germany
• Loucks Scott, LAMP Observatory, USA
• Lund Observatory, Sweden
• Makino Ikufumi, Japan
• Manek Jan, IOTA/ES, Czech Republic
• Manno Kent, Delbarton School, USA
• Mannucci Massimiliano, Associazione Astrofili Fiorentini, Italy
• Manteca Pepe, Observatorio de Begues, Spain
• Masi Gianluca, Bellatrix Astronomical Observatory, Italy
• Massaro Salvo, Omega Lab, Italy
• Max Planck Institute for Extraterrestrial Physics, Germany
• Mc Carthy Observatory, USA
• McCullough Peter, Project Stardial, USA
• McGaha James, Grasslands Observatory, USA
• McNaught Robert, Anglo-Australian Observatory, Australia
• Meister Stefan, Sternwarte Bülach, Switzerland
• Michelsen René, Copenhagen University Observatory, Denmark
• Mihelcic Matej, Vega Observatory, Slovenia
• Mills Elgie, Ogden Astronomical Society, USA
• Mobberley Martin, Cockfield Observatory, UK
• Modra Observatory, Slovakia
• Morris Charles, Dream Weaver Observatory and Comet Observation Home Page, USA
• Naves Nogues Ramón, , Observatorio Montcabrer, Spain
• New Mexico Skies Observatory, USA
• Observatori Astronòmic de Mallorca, Spain
• Observatorio Astronómico Municipal Monte Deva en Gijon, Spain
• Ögmen Yenal, Green Island Observatory Homepage, North Cyprus
• Ory Michel, l'Observatoire astronomique jurassien, Switzerland
• Osborn Wayne, Central Michigan University, USA
• Pack Hughes, Project Hands-On Universe, USA
• Pelloni Andrea, Associazione Romana Astrofili, Italy
• Peña Antonio, Tres Cantos Astronomical Observatory, Spain
• Petr Pazour, The Vlasim Astronomical Society, Czech Republic
• Perez Silvia Alonso, Tenerife, Spain
• Pognat Paolo, Grange Observatory, Italy
• Potter Andrew, Lunar and Planetary Institute, USA
• Prosperi Enrico, Castelmartini Observatory, Italy
• Powell Observatory, USA
• Puckett Tim, Puckett Observatory, USA
• Racz Miclos, Konkoly Observatory, Hungary
• Rausch Gerhard, Schulsternwarte Gudensberg, Germany
• de los Reyes-Garcia José, Observatorios de la Región de Murcia, Spain
• Rhemann Gerald, Astrostudio, Austria
• Ries Wolfgang, Privatsternwarte Seng, Austria
• Robertson Jeff, Arkansas Tech University, USA
• Rodríguez, Gustavo D., Asociacion Argentina Amigos de la Astronomia, Argentina
• Sánchez Joaquín, Observatorio El Mirador de Murcia, Spain
• Santallo Roland, Southern Stars Observatory, Tahiti
• Science Learning Centre Soth East, University of Southampton, UK
• Schwartz Michael, Tenagra Observatories USA
• Serrau Marc, France
• Simonetti John, Virginia Tech Observational Astrophysics Course", USA
• Sinnott Roger W., "Sky & Telescope", USA
• Sollee Neyle, Sangre Observatory, USA
• Spaceguard India, India
• Sposetti Stefano, Switzerland
• Spratt Chris, Canada
• Starkenburg-Sternwarte Heppenheim, Germany
• Stevens Bert, Desert Moon Observatory, USA
• Stogneeva Irina, Odessa Astronomical Observatory, Ukraine
• Sturm Christian, Germany
• Tancredi Gonzalo, University of Montevideo, Uruguay
• Tate Jonathan, Spaceguard Centre, UK
• Thinius Bernd, Inastars Observatory Potsdam, Germany
• Tholen David, Institute for Astronomy, University of Hawaii, USA
• TOPS Workshop, University of Hawaii, USA
• Tucker Roy A., Goodricke-Pigott Observatory, USA
• Turtle Star Observatory, Germany
• University of Durham, UK
• US Air Force Academy Observatory, USA
• Vail Jim, USA
• Vergara Antoine, Lentin Observatory, France
• Villi Mirko, International Supernovae Network
• Vsetin Observatory, Czech Republic
• Walter Johannes, Wachtberg, Germany
• Ward Dennis, The Silicon Sky, USA
• Warell Johan, Uppsala Observatory, Sweden
• Weissman Paul, Jet Propulsion Laboratory (JPL), USA
• Williams Gareth, Minor Planet Center, USA
• Wise Observatory, Israel
• Yerkes Observatory, USA
• Young James W., Table Mountain Observatory, USA
• Yusa Toru, Japan
• Yuste Miguel Camarasa, L'Observatori d'Ontinyent, Spain
• Zattera Flavio, Stazione Astronomica "CorCaroli", Italy

If you would like to see your web site listed here, or if you find any outdated links, please e-mail Herbert Raab at astrometrica{ät}aon.at (replace '{ät}' with '@').