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* * * * * 185P/Petriew * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2007 3 16.85 S 11.0 TK 20.3T 77 2 4 GON Puerto de Aralla, León (Mountain location, clear sky. Zodiacal light. Altitude: 8 deg.) 2007 3 12.801 S 10.9 AU 31.0J 89 2.0 3 DIJ Lauwersoog 2007 3 12.798 S 11.0 AU 31.0J 89 1.5 3 BOU Lauwersoog 2007 3 11.793 S 11.1 AU 31.0J 89 1.5 3 BOU Lauwersoog 2007 3 10.83 S 11.2 TK 20.3T 100 2.0 4 GON Puerto de Aralla, León (Mountain location, very clear sky. Zodiacal light. Altitude: 12 deg.) 2007 2 14.80 S 11.7 TK 20.3T 100 1.2 4 GON Collada de la Cobertoria, Asturias (Mountain location, very clear sky. Zodiacal light. Altitude: 10 deg.) 2007 2 12.80 S 11.8 TK 20.3T 133 1.2 4 GON Caña Valles - Macizo Occidental - Picos de Europa, Asturias
2001 10 14.77 S 12.5 HS 27.5T 88 1.3 3 MAT Wallaroo, SA 2001 9 29.156 S 11.0:TJ 25.4J 88 & 2 3 BOU Sint Annen (Comet close to star of magnitude 10.) 2001 9 27.80 S 10.8:TJ 20.0L 45 1.5 4 MAT Wallaroo, SA 2001 9 26.76 S 10.7 GA 25.4L 71 4 2 SEA Cowra, NSW (Rather low surface brightness, but enhanced using Swan Band filter.) 2001 9 5.79 S 10.2 GA 25.4L 71 2 SEA Cowra, NSW (Bright moonlight. Comet was a little enhanced using Swan Band filter.) 2001 9 1.108 S 10.5 TJ 25.4J 88 2.2 3/ BOU Sint Annen (Some interference from Jupiter, only 20' away.) 2001 8 29.106 S 10.1 AC 30.5T 56 & 3 3 COM Roden 2001 8 29.100 S 10.2 TJ 31.0J 72 2.8 3/ DIJ Sint Annen 2001 8 29.097 S 10.4 TJ 31.0J 72 2.6 3/ BOU Sint Annen 2001 8 23.83 S 10.7 TJ 20.0L 45 2.0 3 MAT Wallaroo, SA (20 deg altitude, slightly condensed.) 2001 8 21.070 S 10.4 TJ 30.1J 72 & 2 4 DIJ Sint Annen 2001 8 21.067 S 10.5:TJ 31.0J 72 &2.5 4 BOU Sint Annen (Variable conditions with fog forming and disappearing. Moreover, comet close to star of GSC-magn. 10.7.) 2001 8 20.086 S 10.4 TJ 25.4J 58 2.4 3/ BOU Sint Annen (Easy object. Some interference from star of GSC-magn. 11.7 at edge of coma.)