* * * * * P/2018 W1 (Catalina) * * * * *

Year Mn Day    MM  Mag Ref Scope Pwr coma  DC tail p.a. Obs  Site
2019  7 20.36   S 13.0 AQ  25.0L 179  0.8  2            WYA  Walcha, NSW
(Very diffuse and weakly condensed.)
2019  5 31.35   S 11.2 AQ  25.0L  39  4.5  3            WYA  Walcha, NSW
(Low altitude 16.0°. Diffuse coma, weakly condensed. Enhances in Swan Band filter.)
2019  5 30.36   S 11.4 AQ  25.0L  83  3.5  3            WYA  Walcha, NSW
(Low altitude 14.3°. Diffuse coma, weakly condensed but slightly brighter inner coma. Enhances slightly in Swan Band filter. Visible at 39x.)
2019  5 28.34   S 11.2 AQ  25.0L  83  2.4  3            WYA  Walcha, NSW
(Enhances slightly in Swan Band filter. Diffuse transparent outer coma, weakly condensed centre. Low altitude 17.4°.)