λ=316ﾟLs,   (ω=111°~ 147°W,   φ=26°S),   δ=9.8",   ι=42°
  Seeing: 4-7/10. Transparency: 5/5

Note:
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

    IR-980   26-51images each with 1 secs,   2x2 bining

    38 R images each with 0.1 secs
    38 G images each with 0.15 secs
    32 B images each with 0.1 secs  (+Fuji SP-4)
    43 IR (800nm) images each exposed with 0.5 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.