Seeing: 4/10. Transparency: 5/5
By the use of a 32 cm Newtonian @ f33 (extended by PJ-20mm eyepiece) equipped with Bitran's cooled ccd camera BJ-41L (Sony ICX 285AL).
Image data are
45-54 R images each with 0.1 secs
21-33 G images each with 0.1 secs
22-35 B images each with 0.1-0.2 secs
28-67 IR(800nm) images each exposed with 0.6 secs
Filters used: IDAS interference RGB filters of Type 2.
The Akutsu Observatory is located (140.2°E, 36.6°N) at Karasuyama, Tochigi, Japan.