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* * * * * C/2021 S3 (PANSTARRS) * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2024 8 31.876 S 14.2 AQ 30.5T 179 0.6 2/ DIJ Burlage 2024 8 31.872 S 14.0 AQ 30.5T 179 0.6 4 BOU Burlage, Germany (Some interference fron nearby star of magn. 6.23 [HI].) 2024 8 11.946 S 13.2 AQ 30.5T 139 0.9 3/ DIJ Burlage 2024 8 11.942 S 13.4 AQ 30.5T 139 0.8 3/ BOU Burlage, Germany 2024 8 5.937 S 13.1 AQ 30.5T 139 0.8 3/ DIJ Burlage 2024 8 5.933 S 13.4 AQ 30.5T 139 0.9 3/ BOU Burlage, Germany 2024 5 11.941 M 11.4 AQ 30.5T 102 1.3 5 BOU Burlage, Germany 2024 5 11.940 S 11.2 AQ 30.5T 102 1.9 3 DIJ Burlage 2024 5 6.96 S 10.9 TK 20.3T 77 2.5 3 GON Santiago Millas, León 2024 5 4.62 S 11.2 TA 40.0L 75 1.6 4 YOS Kita-karuizawa, Gunma 2024 5 3.72 S 11.0 TA 40.0L 75 1.9 3/ YOS Kita-karuizawa, Gunma (Bright and easy to see.) 2024 5 2.905 S 10.7 AQ 15.5L 70 2 3/ DIJ Burlage 2024 4 18.76 M 11.3 AQ 25.0L 74 2.0 4 WYA Walcha, NSW (Diffuse coma, extended transparent outer coma. Opaque centre.) 2024 4 17.05 S 10.6 TK 20.0L 80 & 2 2 SCH Eerbeek (Moonlight. Diffuse, only seen with averted vision.) 2024 3 9.176 M 10.3 AQ 25.4J 72 2.5 5 BOU Burlage, Germany 2024 3 9.174 S 9.9 AQ 25.4J 72 4 6 DIJ Burlage 2024 3 4.124 S 9.4 TK 15.5L 50 6 4/ DIJ Burlage 2024 2 10.30 S 9.8 TK 22.0L 60 3 2 GOI Araçatuba 2024 1 21.71 M 10.3 AQ 40.0L 59 1.7 6 9.0m 231 WYA Walcha, NSW (Faint and slightly curved [convex on NW side] tail visible.) 2024 1 18.70 M 10.3 AQ 40.0L 59 1.8 6 5.0m 249 WYA Walcha, NSW (Faint tail visible. Inner coma enhances in Swan Band filter, the same feature dims slightly more in UHC filter.) 2023 12 11.68 M 11.6 AQ 40.0L 108 0.9 6 0.1 251 WYA Walcha, NSW (Faint tail visible. Opaque centre. Coma dims in Swan Band filter.) 2023 11 25.30 S 11.2 AU 22.0L 160 2 3/ GOI Araçatuba 2023 8 25.76 S 13.1 AQ 40.0L 182 0.7 3 WYA Walcha, NSW (Transparent and diffuse. Slightly condensed centre. Altitude 14.1°.) 2023 8 21.78 M 12.7 AQ 25.0L 125 0.7 4/ WYA Walcha, NSW (Opaque centre, transparent outer coma.) 2023 6 19.35 S 14.1 AQ 40.0L 182 0.9 3/ WYA Walcha, NSW (Low altitude 14.9°. Galaxy NGC 2271 located 1.9’ away. Coma diffuse. Difficult due to poor seeing.) 2023 6 10.36 M 14.2 AQ 40.0L 182 1.0 5 WYA Walcha, NSW (Diffuse, opaque, faint stellar pseudo-nucleus visible in good seeing.) 2023 6 9.37 M 13.8 AQ 40.0L 182 0.6 3/ WYA Walcha, NSW (Low altitude 13.3°. Poor seeing.) 2023 3 18.42 M 14.6 AQ 40.0L 182 0.7 5/ WYA Walcha, NSW (Diffuse, opaque centre, faint stellar pseudo-nucleus visible in good seeing.) 2023 3 16.45 M 14.7 AQ 40.0L 182 0.7 5/ WYA Walcha, NSW (Diffuse, stellar pseudo-nucleus visible in good seeing.) 2023 3 15.42 M 14.9 AQ 40.0L 182 0.3 5 WYA Walcha, NSW (Diffuse, opaque coma, hint of short tail to the NE approximately.) 2023 2 16.47 M 15.5 AQ 40.0L 182 0.5 6 WYA Walcha, NSW (Difficult, faint stellar pseudo-nucleus.)