K3's Astronomy - Deep Sky
"When I consider your heavens, the work of your fingers, the moon and the stars which You have set in place, what is Man that You are mindful of him?" -- Psalm 8:3,4

Barnard 33 (B33) - The Horse Head Nebula

1. Heavy processed image
(MaximDL ScreenStretch, Gaussian Blur, Unsharp Mask, 2x Brightness, Contrast, Intesity setting)

2. Medium processed image
(MaximDL ScreenStretch, Gaussian Blur, Unsharp Mask, 1x Brightness, Contrast, Intesity setting)

3. Not processed image
No horse head dark structure is visible.
B33 - The Horse Head Nebula, 16.02.2002 (22:17 UT)
Resolution: 3.14 arcsec/pixel
Camera: Vesta 675SC at prime focus with 0.60FR
Telescope: 8" F6 Orion Europa Newtonian
Result focal ratio: F3.6
Exposure: combining 61x25s (gain 100%), 25xDF
Seeing: lim.magnitude for naked eye 4.5, temperature -1C, very soft fog

Famous Horse Head Nebula (B33). Very difficult object for astrophotography. Hard processing had to be done to obtain the picture.
The smaller picture, the better view - look here (25% image size):

R

G

B
The R,G,B components of the summed result image (61x25s, gain 100%).
For comparison...
And this striking new image comes from the Very Large Telescope (VLT) facility in Chile - ESO (European Southern Observatory). It consists of four 8.2m (330-inch) telescopes.
Courtesy of ESO.

IC434 - Nebula region


Place mouse pointer above the photo to see detail.
You can see the full size (23.1"/pixel)
here.
IC434 - Nebula region, 11.11.2001 (01:06 UT)
Resolution: 46.2 arcsec/pixel
Camera: Vesta 675SC at photo tripod
Objective: 2/50 Flexon
Exposure: 30x5s (gain 100%), 25xDF
Seeing: lim.magnitude for naked eye 4.5

The region with famous Horse Head Nebula (B33). However, much longer exposure is required for capturing it. Only a small hint of B33 is visible.

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Last Update: 17.02.2002