Observer Awards - 2021-2022

AAVSO 111th Annual Meeting, Tucscon, Arizona, November 4-6, 2022

Note: All Observer Awards are now presented at the Annual Meeting. 2020-2021 was the first year for which Exoplanet Observer Awards were presented.

AAVSO Observer Awards recognizing milestones through September 2022

Variable Stars - Spectroscopy - Exoplanets (Solar Awards are on a separate webpage)

  Name     Country Years* Total*  
               
  Variable Stars            
  OVER 325,000 VISUAL OBSERVATIONS*  
  Rod   Stubbings Australia 1996-2022 337,361  
               
  OVER 50,000 VISUAL OBSERVATIONS*  
  Brian   Cudnik USA 1992-2022 52,464  
               
  OVER 25,000 VISUAL OBSERVATIONS*  
01 Serge   Kuchto France 1984-2022 25,838  
               
  OVER 10,000 VISUAL OBSERVATIONS*  
01 Juan   Manzorro Spain 1989-2022 11,346  
     
  OVER 5,000 VISUAL OBSERVATIONS*  
  Marek   Muciek Poland 2001-2022 5,125  
  Hans   Betlem Netherlands 2071-2022 5,101  
               
  OVER 1,000 VISUAL OBSERVATIONS*  
  Cledison Marcos da Silva Brazil 2017-2022 1,929  
  Andrew N. Corkill USA 2021-2022 1,669  
03 Cziniel   Szabolcs Hungary 1991-2022 1,465  
01 Michel   Frangeul France 1993-2022 1,319  
  Zachary   Knoles USA 2020-2022 1,235  
  Elizabeth H. Robinson United Kingdom 2009-2022 1,160  
  Keith   Geary Ireland 2002-2022 1,138  
  Massimo   Cappellini Italy 2011-2022 1,117  
  Richard A. Loslo USA 2018-2022 1,080  
  Mark A. Davis USA 1987-2022 1,036  
14 Robert W. Evans New Zealand 1960-2022 1,023  
  James C. Pryal USA 1989-2022 1,018  
  Ugo   Tagliaferri Italy 2007-2022 1,014  
  William M. Pittendreigh USA 2015-2022 1,005  
               
  OVER 100 VISUAL OBSERVATIONS*  
  Brandon   Sandall   2022-2022 472  
  David   Heinonen Sweden 2020-2022 281  
  Brook   Belay USA 2019-2022 274  
  Eric M. Marques Brazil 2021-2022 274  
03 Viktor   Cseh Hungary 2020-2022 238  
  Alexander   Zverev Russian Federation 2021-2022 213  
  Bernard   Venasse Canada 2021-2022 207  
  Krzysztof   Zielinski Poland 2021-2022 197  
  Juan Miguel   Perales Spain 2021-2022 194  
  William R. Diffin United Kingdom 2021-2022 171  
  Brad   Payne USA 2020-2022 160  
  Jozef   Slawenta Poland 2022-2022 159  
  Mate   Varro Hungary 2022-2022 147  
  Guilherme   Martins Rueda Brazil 2021-2022 145  
  Lukas   Massoth Germany 2022-2022 134  
37 Niercey C. Justino Brazil 2021-2022 101  
               
  OVER 1 MILLION CCD OBSERVATIONS*  
05 Franz-Josef   Hambsch Belgium 2002-2022 6,447,466  
  Libert A. G. Monard South Africa 1991-2022 2,753,075  
  Shawn   Dvorak USA 1981-2022 1,861,158  
  Teofilo   Arranz Spain 2005-2022 1,830,177  
05 Tonny   Vanmunster Belgium 1976-2022 1,337,736  
  Gerard   Samolyk USA 1975-2022 1,125,775  
               
  OVER 800,000 CCD OBSERVATIONS*  
  Ray E. Tomlin USA 1989-2022 852,587  
               
  OVER 700,000 CCD OBSERVATIONS*  
  David   Cejudo Fernandez Spain 2010-2022 795,200  
               
  OVER 300,000 CCD OBSERVATIONS*  
05 Sjoerd   Dufoer Belgium 2001-2022 327,380  
               
  OVER 200,000 CCD OBSERVATIONS*  
03 Tamas   Tordai Hungary 1986-2022 208,480  
               
  OVER 100,000 CCD OBSERVATIONS*  
  Kevin   Alton USA 2004-2022 122,393  
  Stephen M. Brincat Malta 1984-2022 113,662  
  Walter R. Cooney USA 1999-2022 108,847  
               
  OVER 50,000 CCD OBSERVATIONS*  
19 Magnus   Larsson Sweden 2005-2022 64,555  
  Charles H. Cynamon USA 2017-2022 57,013  
  Brian D. Warner USA 1978-2022 51,484  
  Arne A. Henden USA 2005-2022 51,385  
               
  OVER 10,000 CCD OBSERVATIONS*  
  Richard   Roberts USA 2010-2022 26,066  
  Remco   Kemperman Netherlands 2021-2022 25,410  
  Maxim   Usatov United Kingdom 2021-2022 23,344  
  John E. Hoot USA 1985-2022 22,793  
20 Forrest   Sims USA 2020-2022 17,598  
  Adam M. Popowicz Poland 2011-2021 17,191  
  Pieter   Vuylsteke Belgium 1981-2022 16,934  
  Bogdan   Stanciu Romania 2019-2022 14,478  
  Andre de Oliveira Kovacs Brazil 2016-2022 13,696  
  Peter   Bealo USA 2020-2022 13,347  
  Barber Observatory   University of Illinois USA 2004-2022 12,565  
32 Maurice   Audejean France 2011-2022 11,843  
  John C. Ruthroff USA 2008-2022 10,921  
  Charles   Galdies Malta 2017-2022 10,827  
  Edward O. Wiley USA 2007-2022 10,123  
               
  OVER 1,000 CCD OBSERVATIONS*  
  Brian   Nevins USA 2021-2022 7276  
  Frank   Parks USA 2018-2022 6,391  
  Martin   Mifsud Malta 2003-2022 4,689  
20 Tony   Vale United Kingdom 2014-2022 4,299  
  Florence   Libotte Spain 2018-2022 4,201  
  Juan Miguel   Perales Spain 2021-2022 4,056  
  Fulvio   Tabacco Italy 2018-2022 3,874  
  Darrell R. Lee USA 2013-2022 3,719  
18 Marco   Iozzi Italy 2008-2022 3,264  
20 Stewart   Bean United Kingdom 2020-2022 2,880  
  Simone   Bolzoni Italy 2005-2022 2,586  
  Ivo   Peretto Italy 2002-2022 2,487  
  Andre B. Steenkamp United Kingdom 2012-2022 2,221  
  Andreas   Beck Germany 2019-2022 2,201  
12 Daniel J. Mendicini Argentina 1985-2022 2,169  
  Pradip   Karmakar India 2021-2022 2,136  
05 Johan P. Bonne Belgium 2022-2022 2,000  
  Wayne   Hilliard USA 2020-2022 1,992  
  Alessandro   Odasso Italy 2009-2022 1,850  
  Gary   Hug USA 2022-2022 1,680  
02 Manfred H. Hocherl Germany 2021-2022 1,514  
  Barry   Merrikin United Kingdom 2022-2022 1,512  
  Davide G. F. Mortari Italy 2021-2022 1,439  
  Keith   Nakonechny Canada 2018-2022 1,401  
17 Tapio   Lahtinen Finland 2021-2022 1,327  
  Ronald M. Blake USA 1986-2022 1,321  
  Joseph   Kalen USA 1973-2022 1,285  
02 Bernhard   Wenzel Austria 2019-2022 1,270  
  Christopher   Ober USA 2021-2022 1,252  
  Matthias   Schmitt USA 2021-2022 1,250  
  Guy   Williamson United Kingdom 2020-2022 1,200  
  Gordon   Hansen USA 2021-2022 1,177  
20 David   Storey United Kingdom 1995-2022 1,171  
03 David   Beno Hungary 2020-2022 1,140  
  David   Jarkins USA 2010-2022 1,135  
  Norbert   Schramm USA 2018-2022 1,086  
18 Fabio   Salvaggio Italy 1999-2022 1,083  
  Steven L. Koontz USA 2016-2022 1,082  
  Wayne   Bailey USA 1973-2022 1,048  
  MatIas L. Martini Argentina 2022-2022 1,042  
06 Alberto   Garcia Sanchez Spain 2021-2022 1,036  
  Kevin   Gurney United Kingdom 2019-2022 1,015  
  Paulo   Cacella Brazil 2003-2022 1,008  
  Patrick P. Moureaux France 2011-2022 1,003  
               
  OVER 100 PEP OBSERVATIONS*  
  David W. Brooks USA 2007-2022 108  
               
  OVER 10,000 DSLR OBSERVATIONS*  
  Ivan   Sergey Belarus 1957-2022 10,512  
               
  OVER 1,000 DSLR OBSERVATIONS*  
05 Pieter   Vuylsteke Belgium 1981-2022 3,440  
  Gerd   Wasem Germany 2020-2022 1,089  
               
  OVER 500 DSLR OBSERVATIONS*  
  Steven C. Smith USA 2015-2022 703  
  Matus   Hrivnak Slovakia 2018-2022 574  
               
  OVER 100 DSLR OBSERVATIONS*  
  Rick   Diz USA 2021-2022 276  
  Keith   Geary Ireland 2002-2022 243  
  Arturo   Purroy Spain 2013-2022 203  
  Gerold   Holtkamp Germany 2021-2022 127  
  Robert E. Crumrine USA 1965-2022 121  
16 Evgeny   Krotkov Russian Federation 2017-2022 116  
  Milan   Uhlar Czech Republic 2019-2022 106  
16 Kirill   Sokolovsky Russian Federation 1999-2022 102  
  Carlos M. Silva Argentina 2018-2022 100  
               
  Spectroscopy            
  OVER 500 SPECTROSCOPY OBSERVATIONS**  
  Erik   Bryssinck Belgium 2018-2022 659 spectra  
10 Percy M. Jacobs South Africa 2018-2022 520 spectra  
               
  OVER 100 SPECTROSCOPY OBSERVATIONS**  
  Gerald   Persha USA 2020-2022 168 spectra  
29 Terrence C. Bohlsen Australia 2018-2022 126 spectra  
  Seow Koon   Sng Singapore 2020-2022 100 spectra  
               
  Exoplanets            
  OVER 100 EXOPLANET OBSERVATIONS***  
  Andre de Oliveira Kovacs Brazil 2016-2022 121 exoplanet obs  
  Pablo   Lewin USA 2016-2022 142 exoplanet obs  
               
  OVER 50 EXOPLANET OBSERVATIONS***  
  Alessandro   Odasso Italy 2019-2022 87 exoplanet obs  
  Bryan E. Martin USA 2021-2022 52 exoplanet obs  
  Anthony   Norris USA 2012-2022 50 exoplanet obs  
               

* Years include the total AAVSO observing interval (not only the years covering the category of award).
** Years include spectroscopy observations only.
*** Years include exoplanet observations only.
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 (France) (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)
| 06 | Madrid Astronomical Association M1 (Spain)
| 10 | Astronomical Society of Southern Africa, Variable Stars Section
| 12 | Liga Iberoamericana de Astronomia (South America)
| 14 | Royal Astronomical Society of New Zealand, Variable Star Section
| 16 |  Association of Variable Star Observers - Pleione (Russian Fed.)
| 17 | URSA Astronomical Association, Variable Star Section (Finland)
| 18 | Unione Astrofili Italiani (Italy) (UAI)
| 19 | Svensk Amator Astronomisk Forening, variabelsektionen (Sweden) (SAAF)
| 20 | British Astronomical Association, Variable Star Section (BAA-VSS)
| 29 | Variable Stars South (VSS)
| 32 | Groupe Europeen d'Observations Stellaires (GEOS)
| 37 | Clube de Astronomia de Sao Paulo (Brazil)