* * * * * 46P/Wirtanen * * * * *

Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2019 4 2.91 S 11.2 TK 20.3T 100 4 2 GON Alto del Celleron - Benllera, León 2019 4 1.857 S 13.7 AQ 30.5T 139 0.7 0/ DIJ Burlage 2019 4 1.854 S 13.6 AQ 30.5T 139 1.4 1 BOU Burlage, Germany (Very faint and diffuse. Seen in same field with brighter NGC 3074, 7' away.) 2019 3 23.87 S 10.8 TK 20.3T 100 4 2 GON Alto del Castro, León 2019 3 9.90 S 10.6 TK 20.3T 77 4 2 GON Alto del Trichero, León 2019 2 27.831 S 10.3 AQ 15.5L 29 6 1 BOU Burlage, Germany 2019 2 27.829 S 10.7 AQ 15.5L 29 4 0/ DIJ Burlage 2019 2 24.89 S 10.3 TK 20.3T 77 5 2/ GON Puerto de Aralla, León 2019 2 24.85 S 8.8 TK 10.0B 25 8 2 GON Puerto de Aralla, León 2019 2 23.49 S 10.2 TJ 40.0L 36 4.3 1 YOS Mt. Hanadate, Ibaraki (It became faint and small.) 2019 2 15.18 S 9.6 TK 20.0T 42 & 7 1 SCH Eerbeek (Difficult observation due to diffuse coma.) 2019 2 15.155 S 9.2 TK 15.5L 24 7 2 DIJ Burlage 2019 2 15.153 S 9.3 TK 15.5L 24 8 1/ BOU Burlage, Germany 2019 2 13.17 S 7.7 TK 4.5R 12 18 2 GON Puerto de Aralla, León 2019 2 11.987 S 9.4:TK 8.0B 15 2/ DIJ Burlage (Comet 15' from θ UMa [magn. 3.2].) 2019 2 7.945 S 8.8 TK 8.0B 15 10 2/ DIJ Burlage 2019 2 6.01 S 6.7 TK 4.5R 12 25 2 GON Collada de la Cobertoria, Asturias 2019 2 3.831 S 8.5 TK 8.0B 15 10.7 3 DIJ Burlage 2019 2 3.828 S 8.5 TK 8.0B 15 12 2/ BOU Burlage, Germany 2019 2 3.81 S 9.1 TK 8.0B 15 &10 2 SCH Eerbeek 2019 2 3.00 S 6.5 TK 4.5R 12 30 2 GON Matadeon de los Oteros, León 2019 1 31.975 S 8.2 TK 8.0B 15 10 2 DIJ Burlage 2019 1 28.962 S 8.2 TK 8.0B 15 11 3/ DIJ Burlage 2019 1 28.89 S 8.3:TK 8.0B 15 &12 3 SCH Bussloo 2019 1 25.84 S 6.2 TK 4.5R 12 35 3 GON Villacintor, León (Mag. 5.3 star in coma.) 2019 1 21.188 S 7.6 TK 8.0B 15 16 2/ DIJ Burlage 2019 1 21.187 S 7.2 TK 5.0B 10 20 2 BOU Burlage, Germany (Observed during total lunar eclipse.) 2019 1 18.18 S 7.3 TK 5.6B 8 &20 3 SCH Eerbeek 2019 1 14.10 S 5.6 TK 4.5R 12 45 3/ GON Alto del Castro - Aralla, León (Several stars inside the coma, the brightest being mag. 7.0.) 2019 1 9.854 M 6.5 TK 8.0B 15 13 2/ DIJ Burlage 2019 1 9.219 S 7.2 TK 10.0B 14 6 3 LOO Genk 2019 1 9.016 M 6.1 TK 5.0B 10 21 3 DIJ Burlage 2019 1 7.16 S 5.4 TK 4.5R 12 40 3/ GON Alto del Castro - Aralla, León 2019 1 6.85 S 5.5 TK 4.5R 12 35 3/ GON Alto del Castro - Aralla, León 2019 1 6.82 S 5.5 YG 7.0R 10 26 2 YOS Mt. Hanadate, Ibaraki (It became faint.) 2019 1 3.833 M 6.0 TK 5.0B 10 30 4 DIJ Burlage 2019 1 2.842 M 6.0 TK 8.0B 15 23 4 DIJ Burlage 2019 1 2.769 S 6.4 TK 3.5B 9 13 2/ LOO Genk 2019 1 1.80 S 5.0 TK 0.0E 1 40 4 GON Alto del Castro - Aralla, León 2019 1 1.78 S 5.2 TK 4.5R 12 45 3/ GON Alto del Castro - Aralla, León (Several stars inside the coma, the brightest being mag. 7.9.) 2019 1 1.764 M 5.9 TK 8.0B 15 13 4 DIJ Burlage 2018 12 31.61 S 5.0 YG 0.0E 1 40 2 YOS Mt. Hanadate, Ibaraki 2018 12 31.61 S 5.6 YG 7.0R 10 40 3/ YOS Mt. Hanadate, Ibaraki (It became faint. Near limit with naked eyes.) 2018 12 29.82 S 5.1 TK 4.5R 12 45 3/ GON Alto del Castro - Aralla, León (Several stars inside the coma, the brightest being mag. 7.4. Comet visible to naked eye, magnitude difficult to estimate due to nearby field stars.) 2018 12 26.805 S 5.8 TK 3.5B 9 20 3 LOO Genk 2018 12 25.865 M 4.9 TK 5.0B 7 20 4/ DIJ Burlage (Moonlight.) 2018 12 25.772 S 6.0 TK 3.5B 9 13 3 LOO Genk 2018 12 24.750 M 4.7 TK 5.0B 7 23 5 DIJ Burlage (Moonlight.) 2018 12 24.740 S 5.7 TK 3.5B 9 18 3 LOO Genk (Moonlight.) 2018 12 21.08 S 4.4:HD 5.0B 7 40 3 GOI Araçatuba (Moonlight.) 2018 12 20.08 S 4.2 HD 5.0B 7 45 3/ GOI Araçatuba (Moonlight.) 2018 12 19.12 S 4.1:HD 5.0B 7 50 3/ GOI Araçatuba (Moonlight.) 2018 12 18.12 I 3.8:HD 0.7E 1 70 3/ GOI Araçatuba (Moonlight.) 2018 12 18.08 S 3.9:HD 5.0B 4 60 4/ GOI Araçatuba (Moonlight.) 2018 12 17.802 S 5.1 TK 3.5B 9 17 4 LOO Genk (Moonlight.) 2018 12 17.41 S 5.0 YG 6.6R 10 40 3 YOS Kapalua, Maui, Hawaii 2018 12 16.82 S 5.0 TT 5.0B 7 20 2/ FIL Jerzmanowice (Moonlight.) 2018 12 16.29 S 3.8 YG 0.0E 1 80 3 YOS Kapalua, Maui, Hawaii 2018 12 16.29 S 4.7 YG 6.6R 10 50 4 YOS Kapalua, Maui, Hawaii 2018 12 16.19 I 3.6 HD 0.7E 1 >90 3/ GOI Araçatuba 2018 12 16.18 S 3.9 HD 5.0B 4 70 5 GOI Araçatuba 2018 12 16.052 M 3.5 TK 4.8R 5 30 6 DIJ Burlage 2018 12 15.44 S 3.6 YG 0.0E 1 115 3 YOS Kapalua, Maui, Hawaii 2018 12 15.44 S 4.7 YG 6.6R 10 55 5 YOS Kapalua, Maui, Hawaii 2018 12 15.13 I 3.7 HD 0.7E 1 >90 3/ GOI Araçatuba 2018 12 15.12 S 4.0 HD 5.0B 4 70 5 GOI Araçatuba 2018 12 14.62 M 4.3 TK 2.8R 1.6 76 5/ WYA Walcha, NSW (Magnitude estimate made using 50mm f/1.8 camera lens as an objective and 32mm Plössl eyepiece, hand-held. Coma well condensed, appears stellar sometimes. Easily visible naked eye.) 2018 12 14.42 S 3.4 YG 0.0E 1 95 4 YOS Kapalua, Maui, Hawaii 2018 12 14.42 S 4.7 YG 6.6R 10 60 5 YOS Kapalua, Maui, Hawaii 2018 12 14.13 I 3.7 HD 0.7E 1 >90 3/ GOI Araçatuba 2018 12 14.12 S 4.0 HD 5.0B 4 70 5 GOI Araçatuba 2018 12 14.01 S 4.2 TK 4.5R 12 65 4 GON Alto del Trichero - Soto y Amío, León 2018 12 14.00 S 4.1 TK 0.0E 1 75 4 GON Alto del Trichero - Soto y Amío, León 2018 12 13.99 S 4.6 TK 0.0E 1 &80 3 SCH Vauquois, Meuse, France 2018 12 13.958 S 4.5 TK 3.5B 9 29 4 LOO Genk 2018 12 13.21 S 3.9 YG 0.0E 1 70 3 YOS Mauna Kea, Hawaii 2018 12 13.21 S 4.8 YG 6.6R 10 50 4 YOS Mauna Kea, Hawaii (I observed it in Mauna Kea, Hawaii, in the sunset and star watching tour.) 2018 12 13.10 I 3.7:HD 0.7E 1 >90 3/ GOI Araçatuba 2018 12 13.09 S 4.0:HD 5.0B 4 70 5 GOI Araçatuba (Star of magn. 5.8 inside the coma.) 2018 12 12.826 M 4.2 TK 4.8R 5 56 5 DIJ Burlage 2018 12 12.34 S 4.1 YG 0.0E 1 50 1 YOS Kailua Kona, Hawaii 2018 12 12.33 S 4.9 YG 6.6R 10 40 4 YOS Kailua Kona, Hawaii 2018 12 12.07 I 3.8 HD 0.7E 1 >90 3/ GOI Araçatuba 2018 12 12.06 S 4.1 HD 5.0B 4 70 5 GOI Araçatuba 2018 12 11.87 S 4.3 TK 4.5R 12 65 4 GON Collada del Fresno - Sierra del Aramo, Asturias (Mag. 6.4 star in coma.) 2018 12 11.86 S 4.1 TK 0.0E 1 70 4/ GON Collada del Fresno - Sierra del Aramo, Asturias 2018 12 11.854 M 4.0 TK 4.8R 5 60 4 DIJ Burlage 2018 12 11.07 I 3.9 HD 0.7E 1 90 3/ GOI Araçatuba 2018 12 11.06 S 4.2 HD 5.0B 4 60 4/ GOI Araçatuba 2018 12 10.84 S 4.8 TK 0.0E 1 &75 3 SCH Pic du Midi Observatory, France 2018 12 10.771 M 4.0 TK 5.0B 7 60 5 DIJ Burlage 2018 12 10.47 M 4.4 TK 2.8R 1.6 84 5 WYA Walcha, NSW (Magnitude estimate made using 50mm f/1.8 camera lens as an objective and 32mm Plössl eyepiece, hand-held.) 2018 12 10.46 M 4.4 TK 0.0E 1 84 4 WYA Walcha, NSW (Coma very large and diffuse. Enhances strongly in Swan Band filter.) 2018 12 10.46 M 4.5 TK 2.8R 3.3 63 5 WYA Walcha, NSW (Magnitude estimate made using 50mm f/1.8 camera lens as an objective and 15mm Plössl eyepiece, hand-held.) 2018 12 10.45 M 4.8 TK 5.0B 7 56 4/ WYA Walcha, NSW (Moonlight. Coma transparent, inner coma opaque, moderately condensed centre.) 2018 12 10.44 S 5.3 YG 6.6R 10 25 1 YOS Honolulu, Hawaii (I observed it in Waikiki, Honolulu, Oahu, just after I ran the Honolulu marathon. Not easy to see due to the city light.) 2018 12 10.01 I 4.0:HD 0.7E 1 70 3 GOI Araçatuba 2018 12 10.00 S 4.2:HD 5.0B 4 45 4 GOI Araçatuba 2018 12 9.892 S 5.0 TK 3.5B 9 26 4 LOO Peer 2018 12 9.21 S 4.3 HD 5.0B 4 60 4 GOI Araçatuba 2018 12 8.799 S 4.5 TK 5.0B 7 54 5 DIJ Burlage 2018 12 8.778 S 4.8 TK 5.0B 10 43 4/ DIJ Burlage 2018 12 8.50 S 4.4 AA 0.7E 1 60 SEA Cowra, NSW 2018 12 8.48 M 4.9 TK 0.0E 1 63 3 WYA Walcha, NSW (Coma large and diffuse, opaque centre.) 2018 12 8.47 M 4.9 TK 2.8R 3.3 53 5 WYA Walcha, NSW (Magnitude estimate made using 50mm f/1.8 camera lens as an objective and 15mm Plössl eyepiece, hand-held.) 2018 12 8.47 M 4.8 TK 5.0B 7 44 5 WYA Walcha, NSW (Transparent outer coma gradually brightening to an opaque inner coma and well condensed centre.) 2018 12 7.948 S 4.5 YG 0.0E 1 75 2 BOU Lauwersoog (Altitude 28°. Large, diffuse object, fairly easily visible in very transparant sky after showers.) 2018 12 7.906 S 5.2 TK 5.0B 10 33 5 DIJ Burlage 2018 12 7.85 S 5.5:TK 5.6B 8 &25 4 SCH Bussloo (Coma bigger than maximum defocussing.) 2018 12 7.49 S 4.4 AA 0.7E 1 SEA Cowra, NSW 2018 12 7.47 M 5.0 TK 5.0B 7 49 5 WYA Walcha, NSW (Visible naked eye but close to stars. Star on NE edge of coma. Coma very opaque, well condensed centre.) 2018 12 7.05 I 4.1:HD 0.7E 1 80 3 GOI Araçatuba 2018 12 7.04 S 4.4 HD 5.0B 4 60 4 GOI Araçatuba 2018 12 6.83 S 5.0 TK 4.5R 12 65 3/ GON Alto del Castro - Aralla, León (Several stars inside the coma, the brightest being mag. 3.9 (TK), not allowing a naked eye estimate.) 2018 12 6.50 S 4.7 AA 0.7E 1 60 SEA Cowra, NSW 2018 12 6.45 M 5.1 TK 5.0B 7 48 5 WYA Walcha, NSW (Coma large and diffuse, brightening to a well condensed opaque centre. Pale aqua-blue in colour.) 2018 12 6.45 S 4.8 TK 0.0E 1 55 3 WYA Walcha, NSW (Large coma, opaque centre, diffuse outer. Enhances strongly in Swan Band filter.) 2018 12 6.05 I 4.2:HD 0.7E 1 80 3 GOI Araçatuba 2018 12 6.04 S 4.5 HD 5.0B 4 60 4 GOI Araçatuba 2018 12 4.883 S 4.9 TK 3.5B 9 17 3 LOO Genk 2018 12 4.792 S 6.2 TK 8.0B 15 15 4 DIJ Burlage 2018 12 4.10 I 4.3:HD 0.7E 1 75 2/ GOI Araçatuba 2018 12 4.09 S 4.5 HD 5.0B 4 50 3 GOI Araçatuba 2018 12 3.960 S 5.5:YG 5.0B 7 35 2/ BOU Westerdijkshorn (Altitude 19°. Some interference from clouds and citylights.) 2018 12 3.50 S 4.8 AA 0.7E 1 75 SEA Cowra, NSW 2018 12 1.50 S 5.6 YG 7.0R 10 28 3 YOS Kita-karuizawa, Gunma 2018 12 1.49 S 5.1 AA 0.7E 1 SEA Cowra, NSW 2018 12 1.44 S 5.1 TK 0.0E 1 56 3 WYA Walcha, NSW (Coma diffuse, sometimes appears faintly stellar in periods of good seeing. Observing altitude at 1250m, approximately 30kms East of Walcha.) 2018 12 1.43 M 5.4 TK 5.0B 7 48 4 WYA Walcha, NSW (Coma large and diffuse, opaque centre, pale-aqua blue in colour. Enhances in Swan Band filter.) 2018 11 30.81 S 4.7 TK 0.0E 1 80 3 GON Collada del Fresno - Sierra del Aramo, Asturias 2018 11 30.80 S 4.8 TK 4.5R 12 110 2/ GON Collada del Fresno - Sierra del Aramo, Asturias (In 12x45R, several stars inside the coma, the brightest being mag. 6.3 [TK].) 2018 11 30.51 S 4.9 AA 0.7E 1 60 SEA Cowra, NSW 2018 11 30.44 M 5.2 TK 0.0E 1 58 3 WYA Walcha, NSW (Coma was easier to see when curling thumb and forefinger around my eye to reduce my field of view, gradually became easier to spot directly once fully dark adapted. Sometimes appears stellar in good seeing. Enhances in Swan Band filter.) 2018 11 30.43 M 5.6 TK 5.0B 7 37 4/ WYA Walcha, NSW (Very small white centre surrounded by opaque inner coma, gradually fading to transparent outer coma.) 2018 11 30.43 S 5.6 YG 7.0R 10 28 2 YOS Kita-karuizawa, Gunma (Very very large! Easy to see with a small monocular.) 2018 11 29.48 M 5.3 TK 0.0E 1 72 3 WYA Walcha, NSW (NEL = 6.5. With Swan Band filter the coma appears slightly larger. Very diffuse, almost directly overhead.) 2018 11 29.48 M 5.7 TK 5.0B 7 37 4 WYA Walcha, NSW (Large transparent outer coma, gradually brightening to an opaque inner coma, aqua-blue in colour, with a moderately condensed centre.) 2018 11 29.04 I 5.0:HD 0.7E 1 60 2 GOI Araçatuba 2018 11 29.03 S 5.2 HD 5.0B 4 45 2/ GOI Araçatuba 2018 11 28.08 S 5.3 HD 5.0B 4 45 2/ GOI Araçatuba 2018 11 27.04 I 5.2:HD 0.7E 1 60 2 GOI Araçatuba 2018 11 27.03 S 5.4 HD 5.0B 4 45 2/ GOI Araçatuba 2018 11 26.47 S 5.0 AA 0.7E 1 45 SEA Cowra, NSW (Enhanced through Swan Band filter.) 2018 11 26.42 M 5.7 TK 5.0B 7 36 4 WYA Walcha, NSW (Enhances in Swan Band filter. Mag 8.3 star in coma. Comet was faintly visible naked eye but difficult to obtain a naked eye magnitude estimate, however, the naked eye coma diameter was made out to about 1 degree.) 2018 11 26.00 S 5.4 HD 5.0B 4 40 2 GOI Araçatuba 2018 11 25.42 S 6.1 TK 5.0B 7 28 4 WYA Walcha, NSW (Close to mag 6.4 star, at the Western edge of coma. Moderately condensed, semi-transparent outer coma, opaque inner coma. Possible naked eye but too close to star to be certain.) 2018 11 24.41 S 6.0 TK 5.0B 7 30 3/ WYA Walcha, NSW (Sky slightly hazy with thin cloud. Moon rising. Windy conditions.) 2018 11 22.08 S 5.5:HD 5.0B 7 >30 2 GOI Araçatuba (Strong moonlight.) 2018 11 17.69 S 5.9 AA 0.7E 1 SEA Cowra, NSW (In 10x50B, the coma diameter was measured as 24'.) 2018 11 16.00 S 5.7 TK 4.5R 12 32 2/ GON Collada del Fresno - Sierra del Aramo, Asturias (Altitude 15°.) 2018 11 14.08 S 6.7 TK 5.0B 7 28 3 GOI Araçatuba 2018 11 13.08 S 6.8 TK 5.0B 7 25 3 GOI Araçatuba 2018 11 13.00 S 6.2 TK 4.5R 12 27 2/ GON Collada del Fresno - Sierra del Aramo, Asturias (Altitude 14°.) 2018 11 12.04 S 6.8 TK 5.0B 7 25 3 GOI Araçatuba 2018 11 11.67 S 6.6 TK 5.0B 7 28 3 WYA Walcha, NSW (Bright stars in coma, opaque centre.) 2018 11 11.17 S 6.9 TK 5.0B 7 25 3 GOI Araçatuba 2018 11 10.64 M 7.3 TK 5.0B 7 29 3/ WYA Walcha, NSW (Coma large, diffuse, moderately condensed. Enhances in Swan Band filter. Faint stars in coma.) 2018 11 8.49 S 7.3 TK 5.0B 7 28 3 WYA Walcha, NSW (Coma large, circular, diffuse opaque centre. Enhances in Swan Band filter.) 2018 11 6.06 S 7.8 TK 5.0B 7 20 2/ GOI Araçatuba 2018 11 6.05 S 7.9 TK 10.0B 20 18 3 GOI Araçatuba 2018 11 5.15 S 7.9 TK 5.0B 7 18 2 GOI Araçatuba 2018 11 5.14 S 8.1 TK 10.0B 20 15 2/ GOI Araçatuba 2018 11 4.04 S 8.1 TK 20.3T 77 9 3/ GON Pandorado, León 2018 11 4.02 S 7.7 TK 10.0B 25 12 3 GON Pandorado, León 2018 11 4.01 S 7.4 TK 5.0B 10 15 3 GON Pandorado, León (Altitude 14°.) 2018 11 3.63 S 8.5 TJ 40.0L 36 7 2 YOS Kita-karuizawa, Gunma (Diffuse and large.) 2018 11 3.41 M 7.7 TK 5.0B 7 20 3 WYA Walcha, NSW (Coma close to faint stars, slight interference. Very tenuous outer coma. Enhances in Swan Band filter.) 2018 11 2.99 S 8.0 TK 5.0B 7 18 2 GOI Araçatuba 2018 11 2.98 S 8.2 TK 10.0B 20 15 2/ GOI Araçatuba 2018 11 1.51 M 8.2 TK 8.0R 36 15 2 CAM Katherine, NT 2018 10 31.09 S 8.1 TK 5.0B 7 14 2 GOI Araçatuba 2018 10 31.08 S 8.3 TK 10.0B 20 12 2/ GOI Araçatuba 2018 10 30.51 S 8.0 AA 5.0B 10 12 SEA Cowra, NSW (Comet also visible using 6x35 binoculars.) 2018 10 30.43 M 8.4 TK 5.0B 7 22 3/ WYA Walcha, NSW (Coma diffuse. Faint stars in coma.) 2018 10 30.09 S 8.2 TK 5.0B 7 12 2 GOI Araçatuba 2018 10 30.08 S 8.4 TK 10.0B 20 10 2/ GOI Araçatuba 2018 10 29.52 S 8.0 TK 8.0R 36 18 2 CAM Katherine, NT 2018 10 29.46 S 7.9 AA 10.0B 25 &15 SEA Cowra, NSW 2018 10 29.42 S 8.6 TK 5.0B 7 20 3/ WYA Walcha, NSW (Coma diffuse, slightly brighter and opaque in centre.) 2018 10 29.06 S 8.6 TK 10.0B 20 8 2/ GOI Araçatuba 2018 10 27.40 S 8.5 TK 5.0B 7 20 3 WYA Walcha, NSW (Very diffuse coma, opaque centre. Coma centre enhances in Swan Band filter.) 2018 10 26.43 S 8.5 TK 8.0B 20 15 1 CAM Katherine, NT 2018 10 22.06 S 9.5 TK 22.0L 60 5 2/ GOI Araçatuba (Moonlight. Little enhancement with comet filter.) 2018 10 20.11 S 9.2 TK 20.3T 77 8 2/ GON Alto del Castro, León (Altitude 11°.) 2018 10 16.07 S 9.6 TK 20.3T 77 7 2/ GON Alto del Castro, León (Mag. 11.2 star in coma. Altitude 16°.) 2018 10 13.21 S 10.3 TK 22.0L 60 4 3 GOI Araçatuba 2018 10 11.63 S 9.8 TK 8.0R 36 10 2 CAM Katherine, NT 2018 10 9.56 S 10.0 TK 40.6L 76 8 2 CAM Katherine, NT 2018 10 8.44 M 9.9 TK 25.0L 39 10.2 4 WYA Walcha, NSW (Coma very large and diffuse, enhances well in Swan band filter. Semi-transparent outer coma, slightly more condensed at centre and opaque.) 2018 10 7.71 S 11.9 AU 40.0L 75 3.0 3/ YOS Kita-karuizawa, Gunma (It seems to have brightened rapidly. Now it is very bright and large.) 2018 10 7.58 S 10.6 AQ 40.6L 76 4 2 CAM Katherine, NT 2018 10 6.61 S 11.4 TJ 40.0L 75 1.7 3/ YOS Kita-karuizawa, Gunma 2018 10 6.57 S 10.6 AQ 40.6L 76 5 2 CAM Katherine, NT 2018 10 6.21 S 11.4 AU 22.0L 160 2 2 GOI Araçatuba 2018 10 4.57 S 10.8 AQ 40.6L 76 6 2 CAM Katherine, NT 2018 10 4.00 S 10.6 TK 20.3T 77 4 2/ GON Alto del Castro, León (Altitude 18°.) 2018 10 3.59 S 11.0 AQ 40.6L 76 5 2 CAM Katherine, NT 2018 10 1.55 S 11.5 AQ 40.6L 76 3 2 CAM Katherine, NT 2018 10 1.42 S 10.9 AQ 25.0L 39 4.8 2 WYA Walcha, NSW (Coma very diffuse and difficult, weakly condensed. Enhances with Swan Band filter applied and the coma appears to be a little larger. Sky slightly hazy.) 2018 9 30.54 S 11.5 AQ 40.6L 76 3 2/ CAM Katherine, NT 2018 9 27.40 S 11.0 AQ 25.0L 39 5 2/ WYA Walcha, NSW (Moonlight interference [Moon -2.1° altitude]. Difficult, very diffuse and weakly condensed. Enhances slightly in Swan Band filter. Low altitude 17.2°.) 2018 9 21.79 M 12.5 AQ 40.6L 76 2.5 2/ CAM Katherine, NT 2018 9 19.12 S 11.6 AQ 20.3T 133 2.0 2/ GON Aralla, León (Altitude 25°. Observation made under better conditions, providing a wider coma diameter and brighter magnitude estimate in comparison with my previous Sep. 10 observation.) 2018 9 18.79 M 12.8 AQ 40.6L 165 2.0 3 CAM Katherine, NT 2018 9 18.73 S 12.4 AQ 25.0L 39 3.4 2 WYA Walcha, NSW (Coma enhances slightly in Swan Band filter. Very diffuse. Sky slightly hazy due to dust.) 2018 9 17.70 S[13.4 AU 40.0L 257 !0.6 YOS Kita-karuizawa, Gunma 2018 9 16.81 M 13.0 AQ 40.6L 76 1.5 3 CAM Katherine, NT 2018 9 16.70 S[13.6 AU 40.0L 144 !0.6 YOS Kita-karuizawa, Gunma 2018 9 14.68 M 13.3 AQ 40.6L 76 1.5 3 CAM Katherine, NT 2018 9 10.79 M 13.5 AQ 40.6L 165 1.0 3 CAM Katherine, NT 2018 9 10.10 S 12.4 AQ 20.3T 133 1.5 3 GON Aralla, León (Altitude 27°.) 2018 9 9.74 S 13.6 AQ 25.0L 83 1.3 3 WYA Walcha, NSW (Difficult. Very diffuse.)
2008 5 4.930 S 12.6 TA 31.0J 89 2 0 DIJ Lauwersoog 2008 5 4.925 S 12.6 TA 31.0J 89 1.5 1 BOU Lauwersoog 2008 4 5.90 S 11.0:TK 25.4Y 86 2 NOV Petrozavodsk 2008 3 31.873 S 10.3 TA 31.0J 58 3.5 2 DIJ Lauwersoog 2008 3 31.869 S 10.5 TA 31.0J 58 3 3 BOU Lauwersoog 2008 3 29.87 S 10.6 TK 13.0L 65 3.5 3 NOV Konchezero 2008 3 28.99 S 10.4 TK 20.3T 77 4 2 GON Sierra de Penouta - Boal, Asturias 2008 3 26.75 S 10.5 TK 13.0L 65 3 3 NOV Konchezero 2008 3 22.80 V 11.1 TA 10.9R 4.7 QVA Borrevannet, Horten 2008 3 7.810 S 9.3 TK 15.6L 29 5 4 BOU Sint Annen 2008 3 7.807 S 10.0 TK 30.5T 56 &3.5 2 COM Roden 2008 3 5.87 S 9.0 TK 10.0B 25 5 4 GON Alto del Trichero - Soto y Amío, León (Zodiacal light.) 2008 3 5.46 S 9.3 TJ 40.0L 36 6.5 6 YOS Mt. Hanadate, Ibaraki (Very bright and large. Strongly condensed and easy to see.) 2008 3 1.86 S 8.9 TK 10.0B 25 6 4 GON Alto del Castro - Aralla, León 2008 2 27.822 S 8.7 TK 15.6L 29 7 2/ DIJ Sint Annen 2008 2 27.819 S 8.9 TK 15.6L 29 5.5 3/ BOU Sint Annen 2008 2 26.810 S 8.8 TK 8.0B 15 7 3 DIJ Sint Annen 2008 2 26.806 S 8.9 TK 8.0B 15 6 3 BOU Sint Annen 2008 2 22.80 S 8.7 TK 10.0B 25 6 5 GON Aralla, León (Zodiacal light. Mountain location, very clear sky. Estimate made before moonrise.) 2008 2 10.799 S 9.2 TK 25.0L 53 4.0 3 LOO Genk 2008 2 10.783 S 8.7 TK 15.6L 24 6.5 4 BOU Bedum 2008 2 10.781 S 8.5 TK 15.6L 24 7 3/ DIJ Bedum 2008 2 9.88 S 8.5 TK 10.0B 25 7 5 GON Aralla, León (Zodiacal light.) 2008 2 9.82 S 8.6 TK 7.0R 20 6 4 GRA Hågår Obs., Eina (The comet was clearly visible as a diffuse object of moderate condensation. NEL about 6.5. Fog shortly afterwards.) 2008 2 9.803 S 8.7 TK 8.0B 15 6.5 3 BOU Sint Annen 2008 2 9.773 S 9.1 TK 25.0L 53 4.0 3 LOO Genk 2008 2 8.831 S 8.9 TK 25.0L 53 4.0 3 LOO Genk 2008 2 8.82 S 9.3 TK 40.7L 58 5.0 5 0.15 70 BIV Blieux 2008 2 8.82 S 9.1 TK 5.0B 7 5 5 BIV Blieux 2008 2 8.772 M 8.7 TK 15.6L 24 5.5 4 BOU Bedum 2008 2 7.79 S 9.1 TK 40.7L 58 5.0 6 0.15 70 BIV Blieux 2008 2 7.79 S 8.9 TK 5.0B 7 5 4 BIV Blieux 2008 2 6.92 S 8.3 TK 5.0B 10 7 5 GON Aralla, León 2008 2 6.87 S 9.0 TK 40.7L 58 4.0 5 BIV Blieux 2008 2 6.87 S 8.7 TK 5.0B 7 6 5 BIV Blieux 2008 2 6.765 M 8.6 TK 15.6L 24 6.5 4 BOU Bedum 2008 2 5.86 S 8.9 TK 40.7L 58 6.0 5 BIV Blieux 2008 2 5.85 S 8.6 TK 5.0B 7 6 5 BIV Blieux 2008 2 4.92 S 8.5 TK 10.0B 25 7 5 GON Linares - Proaza, Asturias 2008 2 4.827 S 8.5 TK 8.0B 15 8 3/ DIJ Sint Annen 2008 2 4.824 S 8.7 TK 8.0B 15 6 3 BOU Sint Annen 2008 2 2.80 S 8.6 TK 10.0B 25 7 5 GON Para - Peñamellera Baja, Asturias (Very clear sky. Zodiacal light.) 2008 2 2.764 S 8.8 TK 15.5L 50 6 3/ DIJ Noorddijk 2008 2 2.763 M 8.7 TK 15.6L 24 5.5 4 BOU Garnwerd 2008 1 30.81 S 9.4 TK 25.6L 42 5.0 6 BIV Rambouillet 2008 1 30.756 S 8.7 TK 15.6L 24 6 3 BOU Bedum 2008 1 29.82 S 8.6 TK 10.0B 25 7 4 GON Los Veneros - Sierra del Aramo, Asturias 2008 1 29.81 S 8.4 TK 5.0B 10 8 3 GON Los Veneros - Sierra del Aramo, Asturias (Mountain location, very clear sky. Zodiacal light.) 2008 1 27.80 S 8.7 TK 10.0B 25 6 4 GON Alto del Castro - Aralla, León (Zodiacal light.) 2008 1 27.78 S 9.4 TK 25.6L 42 5.0 6 BIV Rambouillet 2008 1 26.81 S 8.6 TK 10.0B 25 7 4 GON Sierra del Aramo, Asturias (Zodiacal light.) 2008 1 12.783 S 9.0 TK 15.6L 29 6 2/ BOU Bedum 2008 1 10.84 S 8.8 TK 10.0B 25 7 3 GON Grandota, Oviedo, Asturias 2008 1 10.46 S 9.4 AA 10.0B 25 5 SEA Cowra, NSW 2008 1 6.758 S 9.1 TK 15.6L 29 5.5 2/ BOU Bedum 2008 1 4.39 S 9.6 TJ 40.0L 36 6 5 YOS Mt. Hanadate, Ibaraki (Surprisingly bright and large! It extends large, but the cc is strong as well and easy to see.) 2008 1 3.82 S 8.9 TK 10.0B 25 8 2/ GON Sierra del Aramo, Asturias 2007 12 30.83 S 9.3 TK 10.0B 25 6 3 GON Aralla, León 2007 12 30.81 S 12.6:HS 20.3T 67 2 2 BIV Pico-Veleta, Spain 2007 12 26.80 S 9.6 TK 10.0B 25 6 3 GON Quintanilla - La Magdalena, León (Elongated coma.) 2007 12 12.50 S 10.3 AA 10.0B 25 SEA Cowra, NSW 2007 12 11.82 S 10.2 TK 10.0B 25 4 2 GON Sierra del Aramo, Asturias 2007 12 11.751 S 10.8 AU 31.0J 58 3.5 2 BOU Lauwersoog 2007 12 10.46 S 10.4 AA 10.0B 25 4 SEA Cowra, NSW 2007 12 9.42 S 12.9 AU 40.0L 144 1.2 1/ YOS Kita-karuizawa, Gunma (Very diffuse. I observed it while light snow was falling; disturbed with clouds frequently.) 2007 12 4.86 S 10.5 TK 10.0B 25 4 2 GON Alto del Castro - Aralla, León 2007 12 4.85 S 10.7 TK 20.3T 77 4 2/ GON Alto del Castro - Aralla, León 2007 11 27.77 S 11.7 TK 20.3T 100 4 2/ GON Alto del Trichero - Soto y Amío, León 2007 11 13.87 S 12.3 TK 20.3T 133 1.8 2 GON Alto del Castro - Aralla, León 2007 11 7.92 S 12.7 TK 20.3T 100 1.5 3 GON Alto del Castro - Aralla, León (Mountain location, very clear sky. Motion checked during a 90-min period.) 2007 11 3.42 S 13.7 AU 40.0L 257 0.7 4 YOS Kita-karuizawa, Gunma (Unexpectedly, it was already bright and large. Clearly visible even in the somewhat low sky.)
2002 12 14.12 S[12.0 HS 20.3L 63 ! 2 GUZ Krosno 2002 12 12.02 S 12.7 AC 41.0L 121 1.5 2 RES Szamotuly 2002 11 17.22 S 12.8 HS 20.3T 77 1.3 4 BIV Pico Veleta, Spain 2002 11 16.23 S 12.6:HS 20.3T 77 1.5 3 BIV Pico Veleta, Spain 2002 11 7.14 S 11.6 HS 20.3L 63 2 2 GUZ Krosno 2002 11 5.22 S 11.8 HS 25.6L 84 1.8 3 BIV Poigny-la-Foret (Faint diffuse object.) 2002 10 19.13 S 10.8 HS 20.3L 63 3 3 GUZ Krosno (Easily visible, quite large object, a bit brighter than I had expected.) 2002 10 11.176 S 10.9 TK 31.0J 72 3.3 2 DIJ Sint Annen 2002 10 11.174 S 10.9 TK 31.0J 72 2.5 2 BOU Sint Annen 2002 10 10.178 S 11.0 TK 31.0J 72 3.1 1/ DIJ Sint Annen 2002 10 10.173 S 10.7 TK 31.0J 72 2.5 1/ BOU Sint Annen 2002 10 8.163 S 10.8 TK 25.4J 72 2.7 2 BOU Sint Annen 2002 10 7.17 S 10.6 TK 25.6L 42 2.2 4 BIV Ablis 2002 10 5.15 S 10.4 TK 25.6L 42 2.5 4 BIV Ablis 2002 9 29.16 S 9.6 TK 25.6L 42 3.0 6 BIV Versailles (At 169x central condensation at m=13.0; small outburst, at 84x hint of a 4' spike/tail in p.a. 300 deg.; Moon up but good sky transparency [NEL=4.9].) 2002 9 13.124 S 10.2 TK 25.4J 58 2.4 2/ BOU Sint Annen 2002 9 12.12 S 11.3:TK 25.4L 76 1.5 2 GRA Hågår Obs., Eina (Only barely visible at low altitude in twilight, but it was seen at correct location.) 2002 9 12.10 S 10.6 TJ 20.3L 108 2.5 2 GUZ Krosno (Easy object thanks to very transparent sky.) 2002 9 11.14 S 10.8 TK 25.6L 42 1.5 4 BIV Ablis 2002 9 5.10 S 10.5:HS 20.3L 63 2 2 GUZ Krosno 2002 8 21.07 S 10.1 TJ 20.3L 63 2 2 GUZ Krosno 2002 8 20.07 S 10.0 TJ 20.3L 63 2 3 GUZ Krosno (Large diffuse object, but easy to see. Comet was observed at 13 deg elevation before beginning of twilight.) 2002 8 17.15 S 11.2:TK 25.6L 84 1.0 3 BIV Ablis 2002 8 13.13 S 10.9:HS 25.6L 84 1.0 3 BIV Ablis 2002 8 13.088 S 10.2 TK 31.0J 72 2 0 DIJ Lauwersoog 2002 8 13.085 S 10.4 TK 31.0J 72 2.2 1/ BOU Lauwersoog (Rather large, very diffuse object. Observed in twilight at low elevation of only 9 degrees.) 2002 8 11.06 S 11.0 HS 20.3L 63 1.0 3 GUZ Krosno (Quite faint, but well visible with averted vision despite low altitude and beginning of twilight)