Celestial hemisphere:  Northern  ·  Constellation: Monoceros (Mon)  ·  Contains:  Christmas Tree Cluster  ·  IC 447  ·  IC 448  ·  NGC 2237  ·  NGC 2238  ·  NGC 2246  ·  NGC 2264  ·  Rosette A  ·  Rosette B  ·  Rosette Nebula  ·  The star 12Mon  ·  The star 13Mon  ·  The star 15Mon  ·  The star 16Mon  ·  The star 17Mon  ·  The star 75Ori  ·  The star εMon
Wide field Rosette Nebula and Christmas Tree cluster in H-a narrowband, Michele Vonci
Wide field Rosette Nebula and Christmas Tree cluster in H-a narrowband
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Wide field Rosette Nebula and Christmas Tree cluster in H-a narrowband

Wide field Rosette Nebula and Christmas Tree cluster in H-a narrowband, Michele Vonci
Wide field Rosette Nebula and Christmas Tree cluster in H-a narrowband
Powered byPixInsight

Wide field Rosette Nebula and Christmas Tree cluster in H-a narrowband

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Description

Another Hydrogen-alpha image from the Christmas Eve session. This time the targets were the Rosetta Nebula (top left) and the Christmas Tree Cluster (bottom right). I had initially planned to image the Orion Nebula (M42) but with my horror I found out that it passes too close to the lighthouse that illuminates my backyard AKA the LED lamppost. Luckily the Rosetta and Christmas tree are several degrees higher in the sky than M42 so they were safely away from the evil street light! As usual - at least in the recent sessions - I've used the Samyang 85mm photographic lens at f/4.5 to image, low magnification but great wide fields!

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Wide field Rosette Nebula and Christmas Tree cluster in H-a narrowband, Michele Vonci

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Wide Field