Thursday, December 11, 2008

Starry Starry Night

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Picture Taken on 5 Dec 2008

First night at Kota Tinggi was a pleasant one. Light pollution is not very much heard of but it means the amount of stray light that is cast onto the sky. In Singapore, light pollution is rather high when compared to rural areas in Malaysia. But compared to New York of those bigger cities, it is considered low.

Blessed with a clear sky and a half crescent moon, I was able to see numerous stars in the sky. This provide a good opportunity to try to capture the Orion Belt of stars. To be able to do so, I wandered off to an adventure camp site. The lamps were all turned off in this area and the only light source was from a nearby toilet behind me.

Viewing the scene in the viewfinder was tough as it was virtually pitch black. The auto focus of my camera would not work as well because there is nothing significant for the auto focus to detect. Everything was just BLACK! Long exposure is needed to capture the stars. But to capture a static star field, do not expose longer than 45 seconds (rough guage, normally I would use 30 seconds). At exposure timing of 1 min for this scene, the stars will appear to be moving and will leave star trails.

A larger aperture is required to allow more light to enter to be able to capture the stars. Thus, tweak around the ISO settings and aperture to try out.

Next post will be on star trail.

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