Celestial hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Horsehead nebula  ·  IC 434  ·  NGC 2023
Barnard 33, the Horsehead nebula, Steve Coates
Barnard 33, the Horsehead nebula
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Barnard 33, the Horsehead nebula, Steve Coates
Barnard 33, the Horsehead nebula
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Acquisition details

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Description

Barnard 33, the Horsehead nebula, is a dark nebula located in IC 434, an emission nebula in Orion located about 1,500 light years from Earth. Dark nebula is an area of dense, thick dust, and from Earth, has the appearance of a horse's head. The pink nebula is IC 434, an emission nebula. The pinkish glow originates from hydrogen gas behind the nebula, which is ionized by the nearby bright star Sigma Orionis.

RGB data: 50 minute Red, Green and Blue (binned 2x2)

Ha: 5 hours (binned 1x1) using the 8 inch RCT.

Processedd in Photoshop CS5

Imaging telescope: Astro-Tech 8" Ritchey-Chrétien (FL 1625mm).

Imaging camera: QSI 683 wsg-8

Losmandy G-11 with Gemini II

Astrodon Tru-balance E-Series Generation II LRGB filters

Astrodon 5nm Ha filter

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Barnard 33, the Horsehead nebula, Steve Coates