* * * * * C/2007 E2 (Lovejoy) * * * * *

Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2007 6 5.95 S 11.2 TK 20.3T 77 2.5 3 0.1 140 GON Alto del Castro - Aralla, León 2007 5 26.69 S 11.3 TJ 40.0L 75 2.7 3 YOS Kita-karuizawa, Gunma (It faded, but still enjoyable with a 40-cm telescope.) 2007 5 22.962 S 9.6 TK 15.6L 36 4.5 2/ BOU Sint Annen 2007 5 22.960 S 9.5 TK 15.6L 36 5.5 2/ DIJ Sint Annen 2007 5 20.06 S 9.8 TK 25.6L 42 8.0 2 BIV Lezeaux, Normandy 2007 5 20.06 S 9.4 TK 5.0B 7 7 2 BIV Lezeaux, Normandy 2007 5 19.960 S 9.3 TK 15.6L 24 5 2/ DIJ Sint Annen 2007 5 19.958 S 9.3 TK 15.6L 24 5.5 3 BOU Sint Annen 2007 5 19.10 S 10.0 TK 25.6L 42 7.0 2 BIV Lezeaux, Normandy 2007 5 17.985 S 9.2 TK 31.0J 58 3.5 3 DIJ Sint Annen 2007 5 17.983 S 8.9 TK 31.0J 58 5 3/ BOU Sint Annen (Comet only 10' from magn. 11 NGC 6015. Comet clearly the brighter of the two.) 2007 5 17.91 S 9.2:TK 12.7R 63 4 3/ GIL Noordwijk aan Zee (Difficult to estimate due to star of magn. 9.7 near coma.) 2007 5 16.99 S 9.6 TK 20.3T 36 6 3/ GON Alto del Castro - Aralla, León 2007 5 16.97 S 9.2 TK 10.0B 25 8 3/ GON Alto del Castro - Aralla, León 2007 5 16.95 S 9.8 TK 20.3T 77 6 3/ GON Alto del Castro - Aralla, León 2007 5 13.945 S 8.7 TK 15.6L 24 5 3/ DIJ Sint Annen 2007 5 13.942 S 8.5 TK 15.6L 24 5.5 3/ BOU Sint Annen 2007 5 8.946 S 8.8 TK 30.5T 56 & 6 2/ COM Roden (Some stars in coma, making it more difficult to estimate.) 2007 5 8.94 S 8.3 TK 10.0B 25 8 3/ GON Alto del Castro - Aralla, León 2007 5 8.93 S 8.6 TK 20.3T 36 8 3/ GON Alto del Castro - Aralla, León 2007 5 8.925 S 8.4 TK 15.6L 24 7 4 BOU Sint Annen 2007 5 8.910 S 8.5 TK 15.5L 50 4.2 3 DIJ Garmerwolde 2002 5 7.958 S 8.4 TK 15.6L 24 6 4 BOU Sint Annen 2007 5 7.949 S 8.4 TK 15.5L 50 4.5 4 DIJ Groningen 2007 5 7.92 S 8.6 TK 30.5T 56 & 8 3 COM Roden 2007 5 5.931 S 8.5 TK 15.6L 24 7.5 4 DIJ Sint Annen 2007 5 5.926 S 8.2 TK 15.6L 24 6 3/ BOU Sint Annen 2007 5 5.92 S 7.8 TK 10.0B 25 7 3 GON Los Veneros - Sierra del Aramo, Asturias 2007 5 5.92 S 9.0 TK 5.0B 7 8 3 BIV Versailles 2007 5 5.91 S 9.3 TK 25.6L 42 6.0 3 BIV Versailles 2007 5 3.89 S 8.9 TK 6.0B 20 5 3 GIL Thalfang, Germany (Nearly Full Moon behind thick clouds.) 2007 5 3.874 S 8.3 TK 15.6L 24 6 3/ BOU Sint Annen 2007 5 2.89 S 8.6 TK 6.0B 20 6 4 GIL Thalfang, Germany (Despite Full Moon easily visible.) 2007 5 1.923 S 8.4 TK 15.5L 50 2.3 5/ DIJ Groningen (Almost full moon, but very clear sky.) 2007 5 1.090 S 9.2 TK 25.0L 53 1 1 LOO Genk 2007 4 29.75 S 8.9 TJ 40.0L 36 3.9 5 YOS Kita-karuizawa, Gunma (It was located between two stars, so maybe I estimated the diameter smaller.) 2007 4 28.74 S 8.6 TJ 40.0L 36 6 4 YOS Kita-karuizawa, Gunma (Very bright and large. Moderately condensed. It looked a typical 8th magn. comet. Easy and enjoyable.) 2007 4 22.15 S 7.5 TK 5.0B 7 10 4 GON Collada de la Cobertoria, Lena, Asturias 2007 4 22.14 S 7.7 TK 10.0B 25 8 4 GON Collada de la Cobertoria, Lena, Asturias 2007 4 22.125 S 8.4 TK 25.0L 53 5 2 LOO Genk 2007 4 22.09 M 8.1 TK 8.0B 15 3/ COM Roden (Some interference from nearby stars. Comadiameter ~7' in 30.5-cmT at 56x.) 2007 4 21.003 S 8.2 TK 25.0L 53 6 2 LOO Grand Bois, Vielsalm 2007 4 20.07 M 8.2 TK 20.3T 77 6.5 4 GRA Fjellhamar 2007 4 20.06 M 8.0 TK 10.0R 25 8 3 GRA Fjellhamar (Quite faint through 10.0-cmR, but a fairly easy object with the larger instrument. Astronomical twilight.) 2007 4 19.11 S 7.9 TK 6.0B 20 8 4 GIL Noordwijk aan Zee 2007 4 18.15 S 7.6 TK 5.0B 7 10 4 GON Puerto de Aralla, León 2007 4 18.14 S 7.7 TK 10.0B 25 8 4 GON Puerto de Aralla, León 2007 4 17.08 S 8.3 TK 20.3T 77 4 4 GRA Fjellhamar (Comet appeared faint and ill-defined, but it was definitely seen. Formal observations obtained at altitude 9 deg and astronomical twilight [Sun 13.5 deg below horizon].) 2007 4 16.67 S 7.6 AA 10.0B 25 8 SEA Cowra, NSW (A little brighter thro' Swan Band filter. Somewhat less condensed & more diffuse than earlier obs.) 2007 4 16.105 M 7.8 TK 15.6L 29 6.5 4/ BOU Sint Annen 2007 4 16.103 S 7.9 TK 15.6L 29 4.5 3 DIJ Sint Annen 2007 4 16.066 S 8.3 TK 10.0B 14 8 3 LOO Grand Bois, Vielsalm 2007 4 15.115 S 7.7 TK 15.6L 29 6 3/ DIJ Sint Annen 2007 4 15.112 S 7.9 TK 15.6L 29 7 4 BOU Sint Annen 2007 4 13.17 S 7.8 TK 5.0B 7 8 4 GON Alto de Rosales, León 2007 4 12.17 S 7.7 TK 10.0B 25 8 4 GON Collada de la Cobertoria, Asturias (Mountain location, very clear sky.) 2007 3 27.73 M 8.7 AA 10.0B 25 3.0 SEA Cowra, NSW (No difference noticed using Swan Band filter.) 2007 3 16.70 M 9.1 AA 10.0B 25 4 4 SEA Cowra, NSW (Comet appeared a little fainter thro Swan band filter. Possibly some extension away from sun.)