Observation by Alan Thomas: M20 Trifid Nebula in Sagittarius

Uploaded by

Alan Thomas

Observer

Alan Thomas

Observed

2024 Jul 29 - 21:20

Uploaded

2024 Aug 05 - 19:52

Objects

The Trifid Nebula (M20)

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Constellation

Sagittarius

Field centre

RA: 18^h02^m
Dec: -23°02'
Position angle: +179°10'

Field size

0°43' × 0°43'

Equipment

42cm CDK17 corrected Dall-Kirkham f/6.8
ProLine KAF-09000 camera
10Micron GM4000 mount
BVR filter

Exposure

3min

Location

Observatorio del Teide, Tenerife

Target name

M20 Trifid Nebula in Sagittarius

Title

M20 Trifid Nebula in Sagittarius

About this image

This frequently-imaged collection of nebulae + open cluster was discovered by Charles Messier on 1764 June 5. John Herschel, who observed it in 1826, described it as "A most remarkable object." Indeed! - as this second COAST image shows.

Apparent mag 6.3. Distance c.5,200ly. Diameter c.40ly. Age c.300,000 yrs.

Files associated with this observation

M20 COAST v3image-jpeg-i.jpeg (1.7 MB)

Like this image

Simon Paul Davis, Callum Wingrove

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