ω=047°W - 096°W, φ=5°S, δ=6.6", ι (phase angle)=39°
Note:
It appears that the area of Thaumasia looks not so different from the late 2001 situation. Nilokeras quite dark in IR, and Tempe white in B.
Seeing: 3-4 /10.
Use is made of an f /7.7 Newtonian extended to f /50 having a 25 cm speculum equipped with an ST-5C (at -5゚C).
Observation Time :19:46 - 21:10 GMT
Image data are
6 IR images each exposed with 0.05 secs
7 R + IR Rejection images each with 0.2 secs
10 G + IR Rejection images each with 0.3 secs
11 B + IR Rejection images each with 0.5 secs
Filters: the Koh-eisha RGB filters of Type 3.
Observing site is located at Hatsuka-ichi, Hiroshima, Japan.