Image information: Stacked, dark-subtracted, registered combination of 10 x 15s unfiltered and R V and I-band images. Image taken 13/07/2006.
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| Description: At -25 degrees declination, M28 never rises more than 12 degrees above the horizon at Keele. This means we are always looking at it through a lot of atmosphere, which blurs the stars.
Image information: Stacked, dark-subtracted, registered combination of 10 x 15s unfiltered and R V and I-band images. Image taken 13/07/2006. |
Physical information: Magnitude: 6.8, size: 15', aka NGC6626.