M20

Trifid Nebula

M20

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Object Info

Type

Diffuse Nebula

Constellation

Sagittarius

Distance

5,200 ly

Capture Details

Date

July 30, 2005

Location

Carlsbad, CA

Exposure

Ha 4x15, Lum 3x15 (bin 1x1), R 2x15, G 2x15, B 2x15 (bin 2x2)

Equipment

Optics

Celestron C11 Carbon Fiber SCT w/XLT

Focal Length

1764mm @f/6.3

Mount

Celestron CGE

Camera

SBIG ST-2000XM

Focuser

Optec TCF-S

Filters

CFW8A, Astrodon LRGB, 6nm Ha

Software

CCDSoft, Photoshop