* * * * * 61P/Shajn-Schaldach * * * * *

Year Mn Day    MM  Mag Ref Scope Pwr coma  DC tail p.a. Obs  Site
2022 11 23.46   M 15.8 AQ  40.0L 261  0.2  7            WYA  Walcha, NSW
(Stellar pseudo-nucleus visible clearly in good seeing. Slight fuzzy outer coma. Limiting magnitude 16.5.)

2008 11  6.17   S 13.7 HN  20.3T 100  0.7  6            GON  Aralla, León
(Nearby field stars checked in DSS. Comparison stars taken from Henden photometry near IK Tau.)
2008 11  1.57   S 13.9 TA  40.0L 257  0.4  6            YOS  Kita-karuizawa, Gunma
(Tiny, but somewhat strongly condensed.)