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* * * * * C/2026 A1 (MAPS) * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2026 3 29.37 M 7.7 TK 25.0L 40 1.0 6/ WYA Walcha, NSW (Low Altitude 2.3°. Moonlight. Sun altitude -15.4°. Coma aqua-blue in colour and enhances strongly in Swan Band filter, no tail.) 2026 3 28.37 M 8.0 TK 25.0L 40 0.8 6/ WYA Walcha, NSW (Low Altitude 4.4°. Moonlight. Coma enhances strongly in Swan Band filter. Sun altitude -15.1°. Stellar central condensation appears aqua-blue in colour, small hazy outer coma. No tail observed.) 2026 3 25.39 M 8.7 TK 25.0L 40 1.5 6 WYA Walcha, NSW (Low Altitude 4.6°. Moonlight. Coma enhances strongly in Swan Band filter. At 74x, short faint tail visible traced to 7.0’ in length in p.a. 115 deg. approximately. I was able to see the coma at 40x from 19:46 AEDST (Mar 25.37 UT) in the 10” dob, which was at the end of civil twilight. I followed it until the completion of this observation 40 mins later.) 2026 3 25.38 M 8.5 TK 7.0B 15 1.5 6/ WYA Walcha, NSW (Low Altitude 6.8°. Moonlight. Sun altitude -17.7°. Visible as a fuzzy round spot with a stellar central condensation.) 2026 3 24.38 M 9.3 TK 25.0L 40 2.3 6 5.0m 115 WYA Walcha, NSW (Low Altitude 10.1°. Moonlight. Coma enhances well in Swan Band filter. Short tail visible. Sun altitude -15.7°.) 2026 3 23.39 M 9.7 TK 25.0L 40 2.4 6 WYA Walcha, NSW (Low Altitude 7.6°. Moonlight. Coma enhances strongly in Swan Band filter. At 74x, short tail visible, traced to 4.5’ in length in p.a. 114 deg. approximately.) 2026 3 22.38 M 10.1 TK 25.0L 40 2.2 6 WYA Walcha, NSW (Low Altitude 11.5°. Moonlight. Coma enhances strongly in Swan Band filter. At 125x, short tail visible traced to 3’ in length in p.a. 107 deg. approximately. Sun Alt -17.5°.) 2026 3 19.83 S 8.3 TK 10.2M 50 8 3/ GON Alto de la Camperona, León (Altitude 5°.) 2026 3 16.83 S 9.2 TK 10.2M 50 7 3/ GON Alto del Castro - Aralla, León (Altitude 8°.) 2026 3 15.96 S 9.9 TK 10.0B 20 4 4 GOI Araçatuba 2026 3 15.40 M 10.0 TK 25.0L 40 5 5/ WYA Walcha, NSW (Coma centre opaque and enhances in Swan Band filter. Altitude 19.1°.) 2026 3 14.39 M 10.2 TK 25.0L 40 5 5/ WYA Walcha, NSW (Coma enhances well in Swan Band filter.) 2026 3 13.44 S 10.2 GA 25.4L 71 SEA Cowra, NSW 2026 3 12.84 S 9.8 TK 10.0B 25 6 4 GON Alto del Castro - Aralla, León (Altitude 7°. Mountain location, very clear sky down to the horizon.) 2026 3 11.42 S 10.6 GA 25.4L 71 SEA Cowra, NSW 2026 3 11.40 M 10.6 AQ 25.0L 40 4.5 5/ WYA Walcha, NSW (Inner coma enhances well in Swan Band filter.) 2026 3 10.40 S 10.8 GA 25.4L 71 6 SEA Cowra, NSW 2026 3 10.39 M 10.8 AQ 25.0L 40 4.2 4/ WYA Walcha, NSW (Coma centre opaque. Enhances well in Swan Band filter.)