NGC7457 Galaxy Two 900 second exposures with .75 second guiding exposure Ultima 11 PEC Telescope with ST-7 AO-7 CCD Camera Septemer 11th 2002 Willow Creek Observatory Copyright © 2002, MicroComputer Consulting Services
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NGC7457 Galaxy Two 900 second exposures with .75 second guiding exposure Ultima 11 PEC Telescope with ST-7 AO-7 CCD Camera Septemer 11th 2002 Willow Creek Observatory Copyright © 2002, MicroComputer Consulting Services
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