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Obserer Awards—2007

AAVSO 96th Spring Meeting, Calgary, Alberta, Canada, July 1, 2007

Award/recipient            Affiliation* Country          Interval   Total

Over 150,000 Visual Observations*
  Gerald P. Dyck                        USA              1978–2006  152,754

Over 50,000 Visual Observations*
  Peter Williams                    14  Australia        1989–2006   53,563
  Michael A. Simonsen                   USA              1999–2006   52,028

Over 25,000 Visual Observations*
  Csaba Hadhazi                     03  Hungary          1990–2006   25,642
  David B. Williams                     USA              1962–2006   25,502

Over 10,000 Visual Observations*
  Alan Plummer                          Australia        2001–2006   14,373
  Jose Rodrigues Ribeiro                Portugal         2000–2006   14,130
  Ana Paula da Silva Correia            Portugal         2000–2006   14,099
  Pavel A. Dubovsky                     Slovakia         1999–2006   11,214
  Robert J. Stine                       USA              1964–2006   10,553
  Michael Linnolt                       USA              2000–2006   10,166

Over 100,000 CCD/PEP Observations*
  Christopher T. Middleton              South Africa     2004–2006  140,929 CCD
  Vance Petriew                     27  Canada           2001–2006  119,147 CCD
  Robert A. James                       USA              1953–2006  117,415 CCD
  Tonny Vanmunster                  05  Belgium          1976–2006  107,399 CCD

Over 50,000 CCD/PEP Observations*
  Richard J. Huziak                 27  Canada           1980–2006   60,041 CCD

Over 25,000 CCD/PEP Observations*
  Timothy Crawford                      USA              2001–2006   41,095 CCD
  William Goff                          USA              1981–2006   40,380 CCD
  David Boyd                        20  England          2003–2006   34,466 CCD
  Thomas J. Richards                14  Australia        1992–2006   29,882 CCD
  Bart Staels                       05  Belgium          1994–2006   28,598 CCD

Over 10,000 CCD/PEP Observations*
  Thomas Krajci                         USA              2002–2006   23,519 CCD
  Geir Klingenberg                  08  Norway           2003–2006   16,542 CCD
  Giancarlo Gotta                   18  Italy            2003–2006   16,264 CCD
  Andy Howell                           USA              1964–2006   14,297 CCD
  Keith A. Graham                       USA              1981–2006   13,135 CCD
  Walter MacDonald, II                  Canada           1982–2006   12,786 CCD
  Gary Walker                           USA              1994–2006   11,781 CCD
  Pierre de Ponthiere                   Belgium          2003–2006   11,059 CCD
  Steve Brady                           USA              2004–2006   10,776 CCD

Over 2,500 PEP Observations*
  Auckland Photometry
  Observing Group
  (Stan Walker)                         New Zealand      2006–2006    4,380 PEP

* Years include total AAVSO observing interval (not only PEP/CCD observing).
Total includes only visual or PEP/CCD observations, depending on award.

These symbols indicate observers are also affiliated with the groups below:

03 Magyar Csillagàszati Egyesület, Valtózocsillag Szakcsoport (Hungary)
05 Vereniging Voor Sterrenkunde, Werkgroep Veranderlijke Sterren (Belgium)
08 Norwegian Astronomical Society, Variable Star Section
14 Royal Astronomical Society of New Zealand, Variable Star Section
18 Unione Astrofili Italiani (Italy)
20 British Astronomical Association, Variable Star Section
27 Royal Astronomical Society of Canada

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