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Date:October 29th, 2002. Location: Mito, Ibaraki, Japan. Vixen R200SS 200mm Newtonian (f800mm F4.0) (with coma corrector lens for R200SS) IDAS LPS-P1 filter Vixen GP·D equatorial mount automatically guided with D80mm f560mm refractor + ST-V BITRAN cooled CCD camera BJ-41L(-10.0 °C) IDAS Type Ⅲ RGB separation filter R,G and B images were taken with 2×2 binning Exposure: L;15min. ×2 frames + 10min. ×6 frames R,G and B;5 min. ×2 frames each LRGB composition (total exposure time : 120min.) Image processed with StellaImage5 & The GIMP. |
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