* * * * * 73P/Schwassmann-Wachmann 3_BC * * * * *

Year Mn Day    MM  Mag Ref Scope Pwr coma  DC tail p.a. Obs  Site
2006  5  4.94   S 14.2 AC  41.0L  72  1.4  2/           RES  Szamotuly-Galowo
(Slightly fainter. Motion checked during a 2h period. TheSky6 shows no bright stars or galaxies 
near comet's position.)
2006  5  3.95   S 13.9 AC  41.0L 121  0.8  2/           RES  Szamotuly-Galowo
(Just faint diffuse glow. Motion checked during a 2h period. TheSky6 shows no bright stars 
or galaxies near comet's position.)
2006  5  3.68   S[13.9 HS  40.0L 257 !0.7               YOS  Gunma, Japan
(It became invisible. Maybe the component faded out rapidly.)
2006  5  2.68   S 13.2 HS  40.0L 257  0.7  3/           YOS  Gunma, Japan
(Although I could not see WWW during my stay for a week, Ken-ichi Kadota told me the information
of the component BC, and I could see it. It was very bright and large due to the clear sky.
The fast motion among stars was evidently visible.)