Shooting Sidereal Timelapse

Another night on the summit for photography, another night of dual lasers working the sky above the Keck telescopes.

Sidereal Drive Platform
A Celestron telescope drive configured as a sidereal rate tracking camera platform
I have never really had a chance to properly use the old Celestron mount for photography after finishing it a few months back. Short tests, but nothing properly following the sky for hours on end as the equipment was meant to do.

It works, and it works very well indeed.

The video below contains 2.5 hours of time-lapse at 15 second for each exposure for 557 frames. Put that together and render at 24fps and you have the following result…

Fireworks Gallery

Maintaining the Archive

How do you organize your photos? The answer to that is critical. Anyone who generates a lot of images, and that is just about everyone these days needs to answer that question.

XKCD Photo Library Management
Photo Library Management from XKCD (Randall Munroe, Creative Commons Attribution-NonCommercial 2.5 License.)
Keeping my photo archive organized is a bit of a chore. But skip on the effort and it simply gets worse, to the point of being unusable. If you can not find the photos you need why take photos at all?

The trick is to develop a process and to use it… Religiously. I can not tell you how to do it, I can just tell you how I do it and offer a few suggestions.

There are two basic approaches, simply come up with a way to organize the images into a directory using nothing more than your operating system. The other approach is to use some form of photo organizing software to aid in the task. I do make a large assumption here, that the images are in digital format, not negatives and slides. For that you will have to look elsewhere for answers.

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