2003 02 06 Mo Note
Martian Images taken on 6 February 2003 ( λ=134゚Ls) by Yukio MORITA

M Acidalium is near the CM followed by Nilokeras, and Chryse is misty light. S Meridiani remains on the disk. At ω=047°W, Solis L is seen near the following limb. Seeing was 3-4 /10.

The apparent diameter δ is 5.4", and the central latitude is 4°N.

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).

Image data are
    20 IR images each exposed with 0.1 secs
    15 R + IR Rejection images each with 0.2 secs
    10 G + IR Rejection images each with 0.3 secs
    10 B + IR Rejection images each with 0.5 secs

Filters: the Koh-eisha LRGB filters of type 3.

Observing site is located at Hatsuka-ichi, Hiroshima, Japan.

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