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Deepsky Photo Gallery |
BBS|
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Date: January 9th, 2005. 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(-16.0 °C) IDAS Type Ⅲ RGB separation filter R,G and B images were taken with 2×2 binning Exposure: L;10min. ×8 frames + 15min. × 6 frames R; 7min. ×3 frames, G and B; 5min. ×3 frames each LRGB composition (total exposure time : 221min.) Image processed with StellaImage5, Cinepaint & The GIMP. |
West galaxy is NGC3718. NGC3729 is located 11′ East. These two galaxies are actually being close, and thought to be interacting gravitationally. Compact Group of Galaxies HCG56 can be found just to the south of NGC3718, but it lies over 400 million light-years away.
* Images of NGC3718, NGC3729, HCG56 were cut off from this image (original size is 1024 × 1360 pixcels).
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