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Astrophotography


Photo sections:
- Solar System Objects
- Star fields and Constellations
- Deep Sky Objects



Solar System Objects

Image
Date
Photographer
Description
4 May 2006

Gerrit Penning,
ASSA Bloemfontein

Moon close-up 1

Telescope: 13 inch Alvin Clark refractor
Eyepiece: 40 mm
Camera: Sony Cybershot 5.1 DSC-P93A
1/6 sec exposure, F/5.2, ISO 100.
Craters of the moon during first phase, just after sunset. Slight brightness and contrast enhancement.
4 May 2006

Gerrit Penning,
ASSA Bloemfontein

Moon close-up 2

Telescope: 13 inch Alvin Clark refractor
Eyepiece: 40 mm
Camera: Sony Cybershot 5.1 DSC-P93A
1/6 sec exposure, F/10, ISO 100.
Mare and craters of the moon during first phase, just after sunset. Slight brightness and contrast enhancement.
4 May 2006

Gerrit Penning,
ASSA Bloemfontein

Moon close-up 3

Telescope: 13 inch Alvin Clark refractor
Eyepiece: 40 mm
Camera: Sony Cybershot 5.1 DSC-P93A
1/40 sec exposure, F/2.8, ISO 100.
Mare and craters of the moon during first phase, just after sunset. Slight brightness and contrast enhancement.
4 May 2006

Gerrit Penning,
ASSA Bloemfontein

Moon close-up 4

Telescope: 13 inch Alvin Clark refractor
Eyepiece: 40 mm
Camera: Sony Cybershot 5.1 DSC-P93A
1/6 sec exposure, F/5.2, ISO 100.
Mare and craters of the moon during first phase, just after sunset. Slight brightness and contrast enhancement.
7 September 2005
Hannes Pieterse,
ASSA Bloemfontein
Moon sliver with crater names

Telescope: Celestron GPS 11
Reducer: 6.3
Camera: Canon 10D, Shutterspeed: 1/180
ISO: 400
This image of the moon shows various craters clearly visible on the edge of the moon's shadow.
21 May 2005
Shaun Twigge ,
ASSA Bloemfontein
Jupiter through 12"

Telescope: 12 inch Meade LX200GPS
Photo equipment: LPI Imager
Other equipment: 2x Barlow lens

Comments: Automatic stacking with Autostar software from about 3 000 images; the moon Io's shadow clearly visible as black dot to upper right.

Details of cloud bands visible over surface.
3 May 2005
Shaun Twigge,
ASSA Bloemfontein
Saturn through 12"

Telescope: 12 inch Meade LX200GPS
Photo equipment: LPI Imager

Comments: Automatic stacking with Autostar software from about 150 images; slight “unsharp masking” effect with software.

Shadow of planet on rings clearly distinguishable.
22 April 2005
Neels Raath ,
ASSA Bloemfontein
Jupiter/Moon Occultation, including planetary moons (compilation)

Telescope: 10 inch Dobsonian reflector
Eyepiece: 25 mm
Camera: Sony W15 digital

Comments: No use was made of adapters or filters.
This image was compiled from two separate photos.
The whole moon is shown beautifully in this wide-field image, craters and mare clearly visible. In addition, the photo was taken with an unmotorized 10 inch dobsonian and various efforts had to be put in until a perfect image was obtained.
22 April 2005

Hannes Pieterse,
ASSA Bloemfontein
Jupiter/Moon Occultation

Photo taken on 22 April 2005, showing the moon occulting the gas giant Jupiter and its visible moons.

Date/Time: 2005:04:22 17:49:51
Shutter speed: 1/180 sec
ISO: 400
Star Fields and Constellations

Image
Date
Photographer
Description
4 June 2005 Gideon Steyl,
ASSA Bloemfontein
Star fields around Crux-Carina

Camera: Sony Cybershot 5.1

Comments: The beauty of the Southern skies becomes evident with this exposed photo, showing Crux (centre) and two prominent deep sky objects (NGC 3532 and the Eta Carina Nebula - above rigth pole).
1 May 2005 Gerrit Penning,
ASSA Bloemfontein
Star field of Scorpio and milky way

Camera: Sony Cybershot 5.1 P93A

Comments: No magnification. 30 second timed exposure.
Digital editing: Gamma correction, brightness and contrast enhancement.
2 April 2005 Gerrit Penning,
ASSA Bloemfontein
Constellation of Orion, situated above the 13 inch refractor building at Boyden Observatory

Camera: Sony Cybershot 5.1 P93A.

Comments: No magnification. Timed exposure in seconds. Structure illuminated by ground flashes.
Digital editing: Gamma correction, brightness and contrast enhancement.

Milky Way: From upper stars of Aquila to Vela/Carina
Photographer: Gerrit Penning
Camera: Sony Cybershot 5.1 P93A
Date: 8 June 2005, from 20h30.

Location: De Oude Kraal Country Estate, Free State (Bloemfontein)
Various 30 second exposure photo's merged to form one picture
Digital editing: Gamma correction, brightness and contrast enhancement. Manual colour balance adjustment (increased blue channel). Warning: large image is over 1 MB!
Milky Way: Aquila to Crux
Photographer: Gerrit Penning
Camera:
Sony Cybershot 5.1 P93A

Date: 4 June 2005, from 22h30.
Location: Barkly-West, Northern Cape (Kimberley)
Various 30 second exposure photo's merged to form one picture
Digital editing: Gamma correction, brightness and contrast enhancement. Manual colour balance adjustment (increased blue channel). Warning: large image is over 1 MB!

Deep Sky Objects

Image
Date
Photographer
Description
No images currently in this section
     


Links to Astrophotography on the web

EtaCarina - Mauritz Geyser: http://www.etacarina.co.za/photo-album/index.htm
dmi: The Akira Fujii/David Malin collection: www.davidmalin.com/fujii/fujii_index.html
Samir Kharusi photography: http://www.samirkharusi.net/
Russell Croman Astrophotography: www.rc-astro.com
Deep Sky Photography by George Greaney: www.astroimages.com
Astrophotography for the Amateur by Michael A. Covington: www.covingtoninnovations.com/astro



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