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Message: <blockquote data-quote="geethq" data-source="post: 14390906" data-attributes="member: 4364">Part 1 >>>>>> <a href="http://www.elakiri.lk/forum/showthread.php?p=14279234" target="_blank">Orion Nebula - My Night Sky Astrophotography</a> Wide-field Photo of Orion Belt taken with 55-300mm AF-S nikkor lens + D5100 DSLR mounted on EQ3 equatorial single axis auto guided mount. no telescope used, DSLR+Lens only Lens : Nikkor AF-S 55-300 @150mm (225mm effective) ISO : 1600 exposure :30sec X 50 = total 25minuts mount : EQ3 - single axis auto guided Main nebulae from left to right : Orion nebula, RunningMan nebula, Horsehead nebula, Flame nebula. <img src="http://i363.photobucket.com/albums/oo74/Geethq/rosette-1_zps544d8389.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /> Rosette Nebula ( cluster NGC 2237 associated with nebulosity ) taken with 55-300mm nikkor lens+D5100 DSLR no telescope used only 8min exposure 30sec X 16, DSLR mounted on a auto guided EQ3 mount. you cannot see anything in this image from naked eye (including starts)  have to observe it from a telescope to see 7-10 starts in the middle and  only long exposure DSLR/CCD astrophotography can reveal the rest of the  starts and the red dust gas clouds of the nebula. The cluster and nebula lie at a distance of some 5,200 light-years from පියවි ඇසට මෙතන තියෙන එක තරුවක් වත් පේන්නෙ නෑ. බොහොම අදුරු නෙබියුල එකක්. අමාරුවෙන් හොයාගත්තෙත් තව ටිකක් වෙලා exposures එකතු කරා නම් (පැය බාගයක්) තව ලස්සනට ගන්න තිබ්බ <img src="/styles/default/xenforo/smilies/default/D.gif"  class="smilie" loading="lazy" alt=":D" title="Big grin    :D" data-shortname=":D" /> <img src="http://i363.photobucket.com/albums/oo74/Geethq/rosette_zps6c42c679.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /> Moon 31.2.2013 Telescope Prime focus. 1125mm effective focal length Taken with Visionking 6" F5 Telescope attached to D5100 DSLR , EQ3 Mount හඳ <img src="http://i363.photobucket.com/albums/oo74/Geethq/DSC_0193_zps673e597c.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /> From the 1st thread Great Orion Nebula(left) and Running Man Nebula(right) You can see 6 nebula here M42 , M43 , NGC1973, NGC1975, NGC1977, NGC1980 10 sec X 32 subs Taken with Visionking 6" F5 Telescope attached to D5100 DSLR , EQ3 Mount, single axis auto guided effective focal length 1150mm (750mm X 1.5 APS-C crop factor) Stacked with Deep Sky Stacker , further tweaks with Photoshop CS5 <img src="http://i363.photobucket.com/albums/oo74/Geethq/2850_zps1447ce4a.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /> Lenses and telescope i have used <a href="http://www.elakiri.lk/forum/showpost.php?p=14279241&postcount=2" target="_blank">http://www.elakiri.lk/forum/showpost.php?p=14279241&postcount=2</a> More info <a href="http://www.elakiri.lk/forum/showthread.php?t=1526229" target="_blank">http://www.elakiri.lk/forum/showthread.php?t=1526229</a> මේ සම්බන්දව දැනගන්න දේවල් තියෙනවම් අහන්න. ... bump ekak dagena yanna <img src="/styles/default/xenforo/smilies/default/happy.gif"  class="smilie" loading="lazy" alt=":)" title="Happy    :)" data-shortname=":)" /> </blockquote>

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