Sendhil Chinnasamy’s gallery
Sendhil Chinnasamy lives in Georgetown, Texas USA and got involved in amateur astrophotography since July 2020. He images from his Bortle 4 backyard using Sky-Watcher
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M57, The Ring Nebula
Astrobin IOTD 2025 Jul 31
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Imaging Camera miniCAM8M
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Total Integration 6h 55'
Telescope: Askar 185 APO
Mount: Astro-physics Mach2 GTO
Integration: 6h 55′
per filter:
– Hα: 1h 55m (23 × 300″)
– SII: 1h 35m (19 × 300″)
– OIII: 1h 45m (21 × 300″)
– ArIII: 1h 40m (20 × 300″)
Color mapping:
M57 — [OIII] = Blue, [ArIII] = Green, [SII] = Yellow, Hα = Red
Sky + Galaxies — HOO
Stars — AOO
Astrophotographer
Nico Carver
