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The Double cluster in Perseus
The Double cluster in Perseus
2003/1/30 21:24 EST. NGC884 at left, NGC869 at right. From Wagman observatory, Pittsburgh. Hazy weather, moderate light pollution. Imaged with Jaegers 5"/f5 wide field refractor, scopetronix 18mm eyepiece/adaptor, Nikon coolpix 995 camera, 9.1 seconds, F2.6, f8.2mm, ISO 800, noise reduction on. The frame is about 1 degree x 1 degree 23'. North is up, west at right.

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All images by Jerry Xiaojin Zhu unless noted otherwise. Feel free to use them for your personal enjoyment. For other usage please contact the author at jerryzhu@gmail.com