Messier 20 - Trifid Nebula

 Posted: Sep 14th, 2026
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Technical Info
Telescope/Lens: Celestron Origin
Camera: Starvis 2 IMX678
Mount: Celestron NexStar Evolution
Guide Scope: Celestron StarSense Autoguider
Software: Siril
Exposure:
216 x 45" ISO/Gain: 200
Blue, Bortle 3 zone:
 Masterton, New Zealand
 Sep 12th, 2026
2 h 42 m
87
Resolution: 3752x2141 px
Scale: 2694 KB

Messier 20 – Trifid Nebula

216 subs at 45 seconds each – 200 ISO, Bortle 2 – 3

Total Data: 2 hours 42 minutes

Taken with Celestron Origin.

Friday 11th & Saturday 12th September 2026

West Taratahi Hall, Chester Rd, Masterton, NZ.

Stacked and processed in Siril

RC Astro, Veralux Hypermetric Stretch & CosmicClarity

The Trifid Nebula is an H II region in the north-west of Sagittarius in a star-forming region in the Milky Way's Scutum–Centaurus Arm. It was discovered by Charles Messier on June 5, 1764. Its name means 'three-lobe'.

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Comments

It seems the sensor in this smart telescope is a color Sony IMX178, not 533.
14 Sep, 2026 Reply
Robin Warnes Replied to Alex Ch
Thanks. Just corrected it.
14 Sep, 2026 Reply
Alex Ch Replied to Robin Warnes
You're welcome! So it's a 678 sensor after all, not a 178 in this telescope?
14 Sep, 2026 Reply
Robin Warnes Replied to Alex Ch
Yes, I updated it earlier this year.
14 Sep, 2026 Reply

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