Celestial hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  11 Sgr  ·  13 Sgr)  ·  22 Sgr)  ·  55 Ser  ·  56 Ser  ·  Al Thalimain  ·  Al Thalimain (λ Sgr  ·  Alnam (μ Sgr  ·  Eagle Nebula  ·  IC 1274  ·  IC 1287  ·  IC 4701  ·  IC 4715  ·  Lagoon Nebula  ·  M 16  ·  M 20  ·  M 24  ·  M 8  ·  NGC 6514  ·  NGC 6523  ·  NGC 6526  ·  NGC 6611  ·  Part of the constellation Sagittarius (Sgr)  ·  Part of the constellation Serpens (Ser)  ·  Small Sgr Star Cloud  ·  The star 1 Sgr  ·  The star 15 Sgr  ·  The star 21 Sgr  ·  The star 4 Sgr  ·  The star Kaus Borealis  ·  And 6 more.
Wide Field Milky Way's core in RsGB-Ha, Michele Vonci
Wide Field Milky Way's core in RsGB-Ha
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Wide Field Milky Way's core in RsGB-Ha

Wide Field Milky Way's core in RsGB-Ha, Michele Vonci
Wide Field Milky Way's core in RsGB-Ha
Powered byPixInsight

Wide Field Milky Way's core in RsGB-Ha

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Description

Another image from the Italian holidays! A relatively wide field (I recently realised that the 4/3 sensor of the zwo asi1600 has a 2x crop factor!) image of the central part of the southern Milky Way, where most of the "cool objects" are: M8, M20, M17, M16 e many other I can't remember.  I don't have space for a green filter in my wheel so I collected 30 minutes for each red and blue filter and use a synthetic green channel, then combined the red with 1 hour of hydrogen-alpha to boost the reds. I stopped the 50mm nifty fifty Canon lens that I used down to f/2.8 but clearly wasn't enough, the stars in the corners of the picture are horribly elongated - lesson learned for next time!

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Wide Field Milky Way's core in RsGB-Ha, Michele Vonci