Tuesday, August 13, 2024

5602. PHOTOGRAPHY TIPS: Deep sky imagery

 

Digital camera. Issue 272. Sept 2023.
www.digitalcameraworld.com

 

Discover deep sky imagery. Pg. 64.

TOP TIP
Check the moon phase. What phases it is and what time it rises and sets as it can cause extra light pollution and make your stars less bright.

Use the lunar calendar at: www.timeanddatecom/moon

It is best to shoot in the week before or after a New Moon, when it reflects less light and when it is set below the horizon for less light pollution.  


1. Deep sky photography, you need a long telephoto lens, tripod, equatorial mount and the ability to shoot over a clear night for several hours.

eg. 100 mins f/4.9, ISO 1250 Melotte 15 star cluster. A 150-600mm lens to take detailed shots of the nebulae and distant galaxies. If you use an APS-C sensor, you can zoom in and create more detailed images due to the crop factor (e.g. 1.6x makes a 300mm lens equal to 480mm). 

Combat condensation on cold nights. Surround your lens with a battery-powered heat wrap.

 

 

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