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* * * * * C/2009 K5 (McNaught) * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2010 9 6.010 S 12.2 TA 31.0J 89 1.4 3/ BOU Burlage, Germany 2010 9 6.008 S 12.2 TA 31.0J 89 1 2/ DIJ Burlage 2010 8 20.17 S 10.8 TK 20.3T 77 3 3 GON Pandorado, León 2010 8 16.92 M 12.0:TK 25.4Y 85 1.2 NOV Sheltozero 2010 8 15.90 M 11.6 TK 25.4Y 85 1.3 2/ NOV Sheltozero 2010 8 7.75 S 11.4 TJ 40.0L 144 1.0 4 YOS Kita-karuizawa, Gunma (It has faded, but still bright and visible visually.) 2010 8 6.91 S 10.2 TK 20.3T 77 3 3/ GON Alto del Castro - Aralla, León (Altitude: 12 deg.) 2010 8 3.90 S 10.3 TK 20.3T 77 3.5 4 GON Alto del Castro - Aralla, León (Altitude: 14 deg.) 2010 7 18.03 S 9.4 TK 20.3T 77 4 4/ GON Alto del Castro - Aralla, León 2010 7 4.96 S 9.1 TK 20.3T 77 4 5 GON Alto del Castro - Aralla, León 2010 6 22.08 S 8.4 TK 10.0B 25 5 5/ 0.2 20 GON Alto del Castro - Aralla, León 2010 6 18.09 S 8.5 TK 20.3T 77 6 5/ GON Alto del Castro - Aralla, León 2010 6 17.983 S 9.2 TK 8.0B 15 3 3 DIJ Burlage 2010 6 16.974 S 9.3 TK 15.6L 36 4 4/ BOU Sint Annen 2010 6 16.007 S 9.1 TK 8.0B 15 4 3/ DIJ Burlage 2010 6 15.977 S 9.3 TA 15.6L 36 4 4 BOU Sint Annen 2010 6 15.07 S 8.4 TK 5.0B 10 5 5/ GON Alto de Carmona - Tábara, Zamora (In 25x100B, 0.3-deg tail in p.a. 20 deg.) 2010 6 7.04 S 8.2 TK 5.0B 10 6 5/ GON El Portillo - Castrocontrigo, León (In 25x100B, 0.4-deg tail in p.a. 20 deg.) 2010 6 4.977 S 8.8 TK 8.0B 15 3 4 DIJ Burlage 2010 6 4.970 M 8.9 TK 15.6L 29 4 5 BOU Sint Annen 2010 6 4.02 S 8.3 TK 5.0B 10 4 6 GON Alto del Trichero - Soto y Amío, León (In 0.20-m reflector at 77x, 0.4-deg tail in p.a. 20 deg.) 2010 6 3.986 S 9.0 TK 20.0L 43 2 6 LOO Genk 2010 6 3.981 M 8.8 TK 15.6L 29 4.5 4/ BOU Sint Annen 2010 6 2.997 S 8.6 TK 8.0B 15 3 4 DIJ Burlage 2010 6 2.973 M 8.9 TK 15.6L 29 4 4/ 0.15 28 BOU Sint Annen 2010 6 2.972 S 8.6 TK 20.0L 43 4 6 LOO Genk 2010 5 31.979 M 8.9 TK 15.6L 29 4.5 4/ BOU Sint Annen (Moonlight.) 2010 5 31.933 S 8.8 TK 8.0B 15 3 3/ DIJ Burlage 2010 5 29.037 S 8.6 TK 8.0B 15 3 5 DIJ Burlage (Moonlight.) 2010 5 29.013 S 8.8 TK 15.6L 36 3.5 5 BOU Sint Annen (Moonlight. Star of magn 9.8 [TK] near edge of coma.) 2010 5 26.008 S 8.7 TK 8.0B 15 5 4 DIJ Burlage (Moonlight.) 2010 5 22.09 S 8.1 TK 5.0B 10 8 6 GON Alto del Castro - Aralla, León 2010 5 22.08 S 8.2 TK 20.3T 77 5.5 5/ 0.2 340 GON Alto del Castro - Aralla, León 2010 5 21.951 S 8.7 TK 20.0L 43 4 4 LOO Genk (Moonlight.) 2010 5 20.988 S 8.6 TK 8.0B 15 5 5 DIJ Burlage 2010 5 20.016 M 8.5 TK 15.6L 29 5 5 BOU Sint Annen 2010 5 17.972 S 8.7 TK 8.0B 15 5 4/ DIJ Burlage 2010 5 17.956 M 8.5 TK 8.0B 15 6 5 BOU Lauwersoog 2010 5 17.03 S 8.1 TK 5.0B 10 6 6 GON Cueto Rosales - Riello, León 2010 5 17.01 S 8.5 TK 20.3T 77 5 5/ 0.3 310 GON Cueto Rosales - Riello, León 2010 5 9.932 S 8.5 TK 8.0B 15 4.5 4 DIJ Burlage 2010 5 7.02 S 8.0 TK 5.0B 10 8 5/ GON San Mames de Campos, Palencia 2010 5 5.98 S 7.9 TK 5.0B 10 8 5/ GON Pandorado, León 2010 5 5.97 S 8.2 TK 20.3T 77 6 5 GON Pandorado, León 2010 5 5.924 S 8.3 TK 8.0B 15 7 4/ BOU Lauwersoog 2010 5 5.885 S 8.2 TK 25.0L 43 4 3 LOO Genk 2010 5 4.022 S 8.5 TK 8.0B 15 6 5 DIJ Burlage 2010 5 3.50 S 8.3 TJ 40.0L 36 5.5 6/ YOS Kita-karuizawa, Gunma 2010 5 2.52 S 8.5 TJ 40.0L 36 7 7 YOS Kita-karuizawa, Gunma 2010 5 1.917 S 8.7 TK 8.0B 15 6 4 DIJ Burlage 2010 5 1.52 M 8.2 TJ 40.0L 36 7 7 YOS Kita-karuizawa, Gunma (Strongly condensed and very bright.) 2010 5 1.097 S 8.4 TY 25.0L 50 4 6 LOO Genk 2010 4 30.885 S 8.2 TK 8.0B 15 7 4 BOU Sint Annen 2010 4 30.872 S 8.7 TK 8.0B 15 5 4 DIJ Burlage 2010 4 24.073 S 8.5 AA 25.0L 50 4 6 LOO Genk 2010 4 22.926 S 8.4 TK 8.0B 15 5 4/ BOU Sint Annen 2010 4 22.022 S 8.6 TK 8.0B 15 4 4/ DIJ Burlage 2010 4 19.97 M 7.9:TK 13.0L 25 7.7 4 NOV Konchezero 2010 4 18.942 S 8.5 TK 15.5L 50 5 5 DIJ Burlage 2010 4 18.92 M 8.2 TK 8.0B 20 5.5 4 NOV Kondopoga 2010 4 18.070 S 8.5 AA 25.0L 50 4 6 LOO Genk 2010 4 18.06 S 8.6 TK 25.6L 42 4.5 6 BIV Versailles 2010 4 17.940 S 8.3 TK 8.0B 15 6 5 BOU Lauwersoog 2010 4 17.08 S 8.1 TK 20.3T 77 5 5 0.3 270 GON La Cruz - Lieres, Asturias 2010 4 17.07 S 7.9 TK 5.0B 10 7 4 GON La Cruz - Lieres, Asturias 2010 4 16.99 S 8.7 TK 30.5T 55 & 5 5 COM Roden 2010 4 16.944 S 8.3 TK 8.0B 15 5.5 4 BOU Bedum 2010 4 16.867 S 8.4 TK 8.0B 15 6 3/ DIJ Burlage 2010 4 14.953 S 8.4 TK 8.0B 15 5.5 4/ BOU Burlage, Germany 2010 4 14.951 S 8.4 TK 8.0B 15 6 5 DIJ Burlage 2010 4 12.952 S 8.5 TK 8.0B 15 6 5 DIJ Burlage 2010 4 11.98 M 8.2 TK 8.0B 20 5.2 3/ NOV Kondopoga 2010 4 10.962 S 8.3 TK 8.0B 15 5 4 BOU Burlage, Germany 2010 4 10.960 S 8.5 TK 8.0B 15 6 5 DIJ Burlage 2010 4 10.12 S 8.2 TK 20.3T 77 6 4 0.5 260 GON Cueto Rosales - Riello, León (Wide faint tail: 0.5 deg. in p.a. 260 deg.) 2010 4 8.964 S 8.4 TK 15.6L 36 4.5 4/ BOU Garmerwolde 2010 4 8.948 S 8.7 TK 8.0B 15 4 4/ DIJ Burlage 2010 4 7.036 S 8.7 TK 8.0B 15 3 4 DIJ Burlage 2010 4 6.969 S 8.5 TK 15.6L 29 5 4/ BOU Garmerwolde 2010 4 5.04 S 8.3 TK 10.0B 25 7 3 GON Alto del Trichero, León 2010 4 5.03 S 8.4 TK 20.3T 77 5 3/ GON Alto del Trichero, León (Coma elongated in p.a. 250 deg.) 2010 4 3.94 M 8.4 TK 13.0L 25 7.7 4 NOV Spasskaya Guba 2010 4 3.94 M 8.4 TK 13.0L 25 4.6 2 KIR Spasskaya Guba 2010 3 27.19 S 8.5 TK 20.3T 77 6 4 GON Naves, Asturias 2010 3 22.133 S 8.7 TK 8.0B 15 4 5/ DIJ Burlage (Two stars of 11th magn. [not visible] in coma.) 2010 3 18.19 S 9.6 TK 40.7L 58 4.0 5 BIV Blieux 2010 3 18.06 M 9.2 TK 13.0L 25 4.6 5 NOV Konchezero 2010 3 17.16 S 9.5 TK 40.7L 58 4.5 4 BIV Blieux 2010 3 16.15 S 9.6 TK 40.7L 58 4.0 4 BIV Blieux 2010 3 15.19 S 9.1 TK 20.3T 77 5 3/ GON Aralla, León 2010 3 15.15 S 9.7 TK 40.7L 58 4.0 4 BIV Blieux 2010 3 10.15 S 9.3 TK 20.3T 77 4 4 GON Alto del Trichero, León (Several stars inside the coma, the brightest being mag. 12.2 [GSC]. Altitude: 15 deg.) 2010 2 20.22 S 10.2 TK 20.3T 77 2.2 3/ GON Armada - Lena, Asturias (Altitude: 15 deg.)