Observer Awards - 2019-2020

AAVSO 109th Annual Meeting, Held Virtually, November 13-15, 2020

Note: All Observer Awards are now presented at the Annual Meeting. 2019-2020 is the first year for which Spectroscopy Observer Awards are presented.

Variable Star Observer Awards recognizing milestones through September 2020

  Name     Country Years* Total*  
  OVER 300,000 VISUAL OBSERVATIONS*  
  Rod   Stubbings Australia 1996-2020 301677  
           
  OVER 150,000 VISUAL OBSERVATIONS*    
02 Frank   Vohla Germany 1989-2020 154167  
           
  OVER 25,000 VISUAL OBSERVATIONS*    
03 Balazs   Bago Hungary 1986-2020 27394  
14 Stephen R. Hovell New Zealand 2008-2020 26375  
01 Claude   Peguet France 1981-2020 25058  
27 Patrick A. McDonald Canada 1981-2020 25035  
           
  OVER 10,000 VISUAL OBSERVATIONS*    
  Sherrill L. Shaffer USA 2008-2020 15402  
  William P. Clarke USA 1988-2020 10621  
  Jon G. Moehlmann USA 2006-2020 10268  
           
  OVER 5,000 VISUAL OBSERVATIONS*    
  Angelito D. Sing Philippines 2007-2020 5564  
01 Jean-Pierre   Sciolla France 2009-2020 5272  
17 Veikko   Makela Finland 2000-2020 5247  
01 Juan   Manzorro Spain 1989-2020 5089  
  George   Knight USA 1984-2020 5024  
           
  OVER 1,000 VISUAL OBSERVATIONS*    
  Stanislav   Papayani Ukraine 2019-2020 1259  
  Fabio   Feijo Brazil 2014-2020 1134  
  James   O'Connor Ireland 2020-2020 1133  
  Alexandru   Garofide Romania 2012-2020 1065  
  Douglas   Zubenel USA 1972-2020 1043  
           
  OVER 100 VISUAL OBSERVATIONS*    
  John P. Choynowski USA 2020-2020 628  
11 Tom   Axelsen Denmark 2019-2020 443  
  Milan   Uhlar Czech Rep. 2019-2020 332  
  Nadiya   Lebid Ukraine 2019-2020 302  
  Olesya   Lebid Ukraine 2019-2020 300  
  Angel   Flores Spain 2020-2020 209  
  John G. Tully USA 2020-2020 208  
  John L. Goar USA 2020-2020 186  
  Antone   Gregory USA 2017-2020 173  
  Eva   Kononova Ukraine 2020-2020 173  
  Charles E. Allen USA 2019-2020 166  
  Bill   Sanders USA 2015-2020 166  
03 Balazs   Eigner Hungary 2020-2020 161  
  Paul   Harrington USA 2018-2020 160  
  Albert   Lamperti USA 2015-2020 154  
  Mikhail   Borys Belarus 2018-2020 139  
  Timothy   Gong USA 2017-2020 139  
  Juan A. Alduncin Spain 2020-2020 136  
  Sebastian B. Baranowski Poland 2015-2020 124  
20 Paul G. Abel United Kingdom 2014-2020 122  
  Michael   Rapp USA 2004-2020 122  
  Michael   Stewart USA 2010-2020 122  
13 Jose G. De Souza Aguiar Brazil 2000-2020 118  
  Eric   Fabrigat France 2019-2020 117  
  Rob   Ratkowski USA 2017-2020 114  
02 Erik   Wischnewski Germany 2014-2020 114  
  Timothy R. Crawford USA 2001-2020 109  
  Robert G. Stalnaker USA 2020-2020 108  
  Young Chiech Tsao Taiwan 2013-2020 107  
18 Fabio A. Mariuzza Italy 2007-2020 106  
  Marcin   Filipek Poland 2014-2020 103  
           
  OVER 2,900,000 CCD OBSERVATIONS*      
05 Franz-Josef   Hambsch Belgium 2002-2020 2953464  
           
  OVER 1,200,000 CCD OBSERVATIONS*    
  Teofilo   Arranz Spain 2005-2020 1293131  
  Shawn   Dvorak USA 1981-2020 1266875  
           
  OVER 800,000 CCD OBSERVATIONS*    
  Gerard   Samolyk USA 1975-2020 863633  
05 Tonny   Vanmunster Belgium 1976-2020 800507  
           
  OVER 700,000 CCD OBSERVATIONS*    
  Geoffrey   Stone USA 2016-2020 763175  
           
  OVER 400,000 CCD OBSERVATIONS*    
  Kenneth T. Menzies USA 1968-2020 422058  
  Richard   Sabo USA 2006-2020 409054  
           
  OVER 200,000 CCD OBSERVATIONS*    
  James R. Foster USA 2002-2020 212634  
           
  OVER 100,000 CCD OBSERVATIONS*    
05 Sjoerd   Dufoer Belgium 2001-2020 170192  
  John W. Rock United Kingdom 2012-2020 107872  
  Gary   Walker USA 1994-2020 103869  
  Eric   Dose USA 2016-2020 100351  
           
  OVER 50,000 CCD OBSERVATIONS*    
20 David S. Conner United Kingdom 2009-2020 52357  
           
  OVER 10,000 CCD OBSERVATIONS*    
  Aniruddh N. Deshpande India 2013-2020 31719  
  Serge   Bergeron Canada 2017-2020 30193  
20 David W. Smith United Kingdom 2017-2020 14810  
  James   Mazur USA 1967-2020 13542  
  John E. Hall USA 2009-2020 12992  
19 Gustav   Holmberg Sweden 2011-2020 10844  
05 Bram   Goossens Sweden 2017-2020 10510  
  David   Young USA 2006-2020 10361  
  Javier   Ruiz Fernandez Spain 1990-2020 10119  
           
  OVER 1,000 CCD OBSERVATIONS*    
  Jerry   Philpot USA 2017-2020 6413  
  Manos   Kardasis Greece 2002-2020 5956  
  Kosmas   Gazeas Greece 2013-2020 5929  
02 Dietmar   Boehme Germany 1972-2020 5094  
19 Grzegorz   Duszanowicz Sweden 2015-2020 5026  
19 Magnus   Larsson Sweden 2005-2020 4796  
  George A. Kellerman USA 2017-2020 4065  
  Christopher   Colvin USA 2016-2020 3094  
  Javier   Temprano Spain 1990-2020 3070  
  Richard   Roberts USA 2017-2020 2590  
  Roger   Venne Canada 1984-2020 2475  
  Vayujeet M. Gokhale USA 2011-2020 2430  
  Aleh   Biheza Belarus 2013-2020 1886  
  Andrew M. Langford USA 2020-2020 1836  
27 Richard   Wagner Canada 2003-2020 1835  
  Xavier   Miret Spain 2020-2020 1809  
  Jari   Backman Finland 2020-2020 1750  
  Bernhard   Jocham Austria 2019-2020 1621  
  John E. Hoot USA 2009-2020 1496  
  Philip H. Sullivan USA 1979-2020 1437  
  Horst   Braunwarth Germany 2014-2020 1421  
  Daniel N. Bertesteanu Rpmania 2017-2020 1400  
  Maksym   Pyatnytskyy Ukraine 2017-2020 1399  
  Young Chiech Tsao Taiwan 2013-2020 1374  
  Michael A. McNeely USA 2011-2020 1325  
  Gianpiero   Locatelli Italy 2016-2020 1214  
  Jeff   Thrush USA 2003-2020 1176  
  Robert D. Stephens USA 1984-2020 1174  
  Daniel   Fournier Canada 2019-2020 1155  
03 Vince   Tuboly Hungary 1975-2020 1125  
  Michael   Hotka USA 2014-2020 1046  
  Denis   Denisenko Russian Fed. 2005-2020 1007  
18 Pietro   Aceti Italy 2012-2020 1001  
           
  OVER 17,500 PEP OBSERVATIONS*      
  Gerald   Persha USA 2013-2020 17634  
           
  OVER 2,500 PEP OBSERVATIONS*    
20 Kevin   West United Kingdom 2015-2020 2754  
           
  OVER 500 PEP OBSERVATIONS*    
  Javier   De Elias Spain 2016-2020 558  
           
  OVER 1,000 DSLR OBSERVATIONS*      
02 Bernhard   Wenzel Austria 2019-2020 8964  
  Barbara G. Harris USA 2002-2020 1921  
29 Surjit S. Wadhwa Australia 1967-2020 1731  
20 Tony   Vale United Kingdom 2015-2020 1566  
  Hans-Georg   Purucker Germany 2006-2020 1374  
03 Sandor   Hadhazi Hungary 1990-2020 1308  
02 Joerg   Spelda Germany 2020-2020 1225  
02 Peter   Lindner Germany 2018-2020 1056  
           
  OVER 500 DSLR OBSERVATIONS*    
  Yuri V. Solomonov Russian Fed. 2017-2020 649  
  James A. DeYoung USA 1976-2020 636  
  Shawn   Dvorak USA 1981-2020 547  
  Andre de Kovacs Brazil 2018-2020 534  
           
  OVER 100 DSLR OBSERVATIONS*    
  Emmanuel   Conseil France 2010-2020 445  
03 Csaba   Kertesz Finland 2017-2020 431  
02 Matthias W. Kolb Germany 2019-2020 367  
  .   Al Sadeem Astronomy Obs. United Arab Emirates 2019-2020 218  
  Stavros   Koukiaris Greece 2019-2020 100  
           
  OVER 1,500 SPECTROSCOPY OBSERVATIONS*  
  John F. Briol USA 2012-2020 1601  
           
  OVER 500 SPECTROSCOPY OBSERVATIONS*    
  James R. Foster USA 2003-2020 724  
           
  OVER 100 SPECTROSCOPY OBSERVATIONS*    
  Wayne   Bailey USA 1995-2020 476  
10 Percy M. Jacobs South Africa 2007-2020 356  
  Teofilo   Arranz Spain 2005-2020 317  
  Erik   Bryssinck Belgium 2019-2020 201  
  Ernst   Pollmann Germany 2019-2020 180  
  Conrad M. Cardano USA 2019-2020 176  
  Joe   Daglen USA 2015-2020 106  

* Years include the total AAVSO observing interval (not only the years covering the category of award).
Total includes only the type of observations covered by the award.

A number preceding a name indicates observer is also affiliated with the group below:

| 01 | Association Française des Observateurs d'Étoiles Variables (AFOEV)
| 02 | Bundesdeutsche Arbeitsgemeinschaft für Veränderliche Sterne e.V.(Germany) (BAV)
| 03 | Magyar Csillagászati Egyesület, Változócsillag Szakcsoport (Hungary) (MCSE)
| 05 | Vereniging Voor Sterrenkunde, Werkgroep Veranderlijke Sterren (Belgium)  (VVS)
| 10 | Astronomical Society of Southern Africa, Variable Star Section (ASSA)
| 11 | Astronomisk Selksab (Denmark)
| 13 | Rede de Astronomia Observacional (Brazil) (REA)
| 14 | Royal Astronomical Society of New Zealand, Variable Star Section
| 17 | URSA Astronomical Association, Variable Star Section (Finland) (URSA)
| 18 | Unione Astrofili Italiani (Italy) (UAI)
| 19 | Svensk Amator Astronomisk Forening, variabelsektionen (Sweden) (SAAF)
| 20 | British Astronomical Association, Variable Star Section (BAA-VSS)
| 27 | Royal Astronomical Society of Canada (RASC)
| 29 | Variable Stars South (VSS)