Hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 20  ·  M 21  ·  NGC 6514  ·  NGC 6531  ·  Trifid nebula
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Gas, dust and stars around Trifid Nebula, 


            José J. Chambó
Gas, dust and stars around Trifid Nebula
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Technical card

Imaging telescopes or lenses: GSO Newton 8" f/4

Imaging cameras: Canon EOS 350D / Digital Rebel XT

Mounts: LXD75

Guiding telescopes or lenses: Bresser Skylux 70/700

Guiding cameras: Meade DSI

Software: PHD guiding  ·  DeepSkyStacker  ·  AstroPlanner  ·  PixInsight LE  ·  APT - Astro Photography Tool

Accessory: Teleskop-Service Coma Corrector

Dates:June 23, 2012

Frames: 18x210" (1h 3') ISO1600

Integration: 1h 3'

Darks: 15

Flat darks: 11

Bias: 100

Avg. Moon age: 3.68 days

Avg. Moon phase: 14.56%

Bortle Dark-Sky Scale: 2.00

Mean SQM: 20.70

Mean FWHM: 4.55

Temperature: 15.00

Basic astrometry details

Astrometry.net job: 102257

RA center: 18h 2' 21"

DEC center: -22° 58' 4"

Pixel scale: 4.974 arcsec/pixel

Orientation: -1.500 degrees

Field radius: 0.996 degrees

Resolution: 620x413

Locations: Torrijas - Teruel (Spain), Torrijas, Teruel, Spain


The name of Trifid came by the shape of this emission and reflexion nebula: three bright lobes apart by dark lines of dust. It is one of the biggest nebulaes that there are into the Sagittarius boundaries of Milky Way, in whose heart has been discovered young stars, protoplanetary discs and other objects related with estelar formation.

Full story in the Blog  Cometografia.es


Sky plot

Sky plot


Gas, dust and stars around Trifid Nebula, 


            José J. Chambó