Seeing: 3-5/10. 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
24-27 R images each with 0.15-0.2secs
15-27 G images each with 0.15-0.2secs
20-22 B images each with 0.6-0.7 secs (+Fuji SP-4)
35-46 IR (820nm) images each exposed with 0.6-0.7 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.