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* * * * * 240P/NEAT * * * * *
Year Mn Day MM Mag Ref Scope Pwr coma DC tail p.a. Obs Site 2025 11 29.17 S 11.9 AU 22.0L 160 2 3 GOI Araçatuba 2025 11 17.906 M 12.1 AQ 25.4J 72 1.2 5 BOU Westerwijtwerd 2025 10 26.91 S 11.8 AQ 20.3T 133 3 4 GON Alto de la Camperona, León 2025 9 21.80 S 14.2 AU 40.0L 257 0.5 2 YOS Kita-karuizawa, Gunma (Diffuse, hard to see.) 2025 9 1.12 S 12.8 AQ 20.3T 133 1.5 3/ GON Villacintor, León
2017 11 8.46 S 14.2 AQ 25.0L 83 1.2 2 WYA Walcha, NSW (Coma very diffuse. Cloud eventually ended observation.) 2017 9 27.62 S 14.1 AQ 25.0L 83 0.7 3 WYA Walcha, NSW (Very diffuse, slight brightening to centre. Appears more condensed in good seeing.) 2017 9 21.72 S 14.2 AQ 25.0L 83 0.7 3 WYA Walcha, NSW (Difficult, visible in periods of good seeing. Diffuse coma.) 2017 9 19.45 S 14.0 AQ 25.0L 83 1.1 3 WYA Walcha, NSW (Coma very diffuse, slight brightening to centre.) 2017 9 15.46 S 14.0 AQ 25.0L 83 1 3 WYA Walcha, NSW (Coma very diffuse, slight brightening to centre.) 2017 9 1.74 S 14.0 AQ 25.0L 83 0.8 3 WYA Walcha, NSW (Coma diffuse, opaque centre.)
2011 1 9.954 S 14.2 TA 31.0J 155 0.4 5 DIJ Burlage 2011 1 9.949 S 14.3 TA 31.0J 155 0.3 5 BOU Burlage, Germany (Position checked vs DSS. Slight motion detected over about 15m.) 2010 12 17.22 S 14.0 HN 20.3T 133 0.6 5 GON Aralla, León (Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near AK Cnc.) 2010 12 4.80 S 14.6 UV 40.0L 257 0.4 4 YOS Kita-karuizawa, Gunma (Unexpectedly, it looks visible visually. It looks small.)