* * * * * 104P/Kowal 2 * * * * *

Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2022 5 3.41 S 14.7 AQ 40.0L 182 0.8 2/ WYA Walcha, NSW (Difficult. Diffuse with weak centre.) 2022 4 5.42 S 12.6 AQ 40.0L 108 1.4 2/ WYA Walcha, NSW (Diffuse. Close to stars.) 2022 4 4.45 S 12.9 AQ 40.0L 182 1.5 2/ WYA Walcha, NSW (Diffuse. Close to stars.) 2022 4 1.84 S 10.5 TK 20.3T 100 4 2 GON Matadeon de los Oteros, León (Mag. 11.1 star in coma.) 2022 3 31.91 S 12.4 AQ 40.7L 72 3 2 BIV 2022 3 25.843 S 12.0 AQ 25.4J 88 2.0 1/ BOU Westerwijtwerd 2022 3 23.85 S 10.0 TK 20.3T 77 5 2 GON Pico Cañón, Asturias 2022 3 22.87 S 11.2:AQ 40.7L 72 3 3 BIV 2022 3 22.40 M 11.2 AQ 40.0L 59 3.6 2/ WYA Walcha, NSW (Very diffuse, transparent extended coma.) 2022 3 21.40 M 11.5 AQ 40.0L 59 2.7 3/ WYA Walcha, NSW (Busy star field, diffuse coma.) 2022 3 7.94 S 10.2 AQ 40.7L 72 4 3 BIV 2022 3 5.90 S 10.1 AQ 40.7L 72 4 3 BIV 2022 3 4.86 S 11.5:TK 35.6T 140 2 2 SCH Bussloo (Very weak and diffuse comet.) 2022 3 4.851 S 11.5 AQ 15.5L 50 1.3 2 DIJ Burlage 2022 3 4.85 S 9.9 TK 20.3T 77 5 2/ GON Alto del Trichero, León 2022 3 4.805 S 10.8 AQ 25.4J 58 2.8 2/ BOU Westerwijtwerd 2022 3 3.90 S 12.2:TK 35.6T 170 1 2 SCH Bussloo (Very weak and diffuse comet.) 2022 3 3.891 S 10.5 AQ 15.5L 42 2.1 2 DIJ Burlage 2022 3 3.821 S 10.8 AQ 25.4J 58 3 2 BOU Westerwijtwerd 2022 3 2.888 S 10.5 AQ 15.5L 42 2.5 2 DIJ Burlage 2022 3 2.820 S 10.7 AQ 25.4J 58 2.8 3 BOU Lauwersoog 2022 2 28.785 S 10.2 AQ 15.5L 42 2 2/ DIJ Burlage 2022 2 27.815 S 10.4 AQ 31.0J 72 2.6 2/ DIJ Burlage 2022 2 27.813 S 10.4 AQ 31.0J 72 3.5 3/ BOU Burlage, Germany 2022 2 26.86 S 10.2 TK 40.7L 72 6 3 BIV 2022 2 26.788 S 10.3 AQ 15.5L 50 3.3 3 DIJ Burlage 2022 2 25.85 S 10.1 TK 40.7L 72 6 3 BIV 2022 2 25.792 S 10.5 AQ 25.4J 58 3 3 BOU Lauwersoog 2022 2 24.842 S 10.5 AQ 15.5L 50 2.5 2/ DIJ Burlage 2022 2 22.852 S 10.3 AQ 25.4J 58 3 3/ BOU Lauwersoog (Some interference from star of magn. 11.4 inside coma.) 2022 2 22.41 S 10.7 TA 40.0L 144 2.0 3 YOS Mt. Tsukuba, Ibaraki (Diffuse and harder to see than expected.) 2022 2 19.82 S 9.9 TK 20.3T 77 5 3 GON Alto del Trichero, León 2022 2 5.87 S 9.3 TK 20.3T 77 6 3/ GON Puerto de Aralla, León (Some moonlight interference.) 2022 2 4.83 S 10.0 AQ 40.7L 72 7 3 BIV 2022 1 31.46 M 9.2 TK 25.0L 40 7.5 4 WYA Walcha, NSW (Diffuse coma, opaque centre, enhances slightly in Swan Band filter.) 2022 1 28.45 M 9.8 TK 25.0L 40 5.3 4 WYA Walcha, NSW (Diffuse coma, centre enhances in Swan Band filter.) 2022 1 23.00 S 9.7 TK 22.0L 60 4 3 GOI Araçatuba 2022 1 21.81 S 9.4 TK 20.3T 77 8 3 GON Alto del Castro - Aralla, León 2022 1 5.83 S 9.8 AQ 40.7L 72 6 3 BIV 2022 1 5.819 S 10.4 AQ 25.4J 58 3.5 2/ BOU Lauwersoog 2022 1 3.46 M 9.5 TK 25.0L 40 5 3/ WYA Walcha, NSW (Diffuse with opaque centre. Enhances in Swan band filter.) 2021 12 31.98 S 10.6 TK 22.0L 160 2 4 GOI Araçatuba 2021 12 30.84 S 9.9 TK 20.3T 77 7 3 GON Collado de Vega Cubiellos - Sierra del Aramo, Asturias 2021 12 30.83 S 10.0 TK 40.7L 72 5 3 BIV 2021 12 30.48 S 10.0 AA 10.0B 25 SEA Cowra, NSW (May have appeared slightly brighter through Swan Band filter.) 2021 12 29.47 M 10.5 TK 25.0L 40 5 3/ WYA Walcha, NSW (Coma enhances slightly in Swan Band filter, diffuse and opaque inner coma.) 2021 12 26.98 S 10.9 AU 22.0L 160 2 3 GOI Araçatuba (Near a star with m1 = 9.22.) 2021 12 25.766 S 10.8 AQ 31.0J 72 2.4 2/ DIJ Burlage 2021 12 25.762 S 10.7 AQ 31.0J 72 3 2/ BOU Burlage, Germany
2016 5 4.46 S 13.1 TA 40.0L 257 0.5 3 YOS Kita-karuizawa, Gunma (Small.)
1998 1 31.756 S 13.0 GA 25.4J 100 1.1 2 BOU Sint Annen 1998 1 26.789 S 13.0:AC 25.4J 150 1.2 2 BOU Sint Annen 1998 1 22.779 S 12.9 GA 25.4J 100 1.4 2 BOU Sint Annen 1997 12 1.783 S 13.5 GA 25.4J 150 1.1 2 BOU Sint Annen