OPEN CLUSTER M48 (NGC 2548)
(click on image for larger size):
Image acquisition and processing details:
| Telescope: | William Optics Zenithstar 105mm APO refractor, f/5.6 with 0.8 FR/FF. |
| Mount: | Celestron CGE, remotely controlled with NexRemote. |
| Camera: | SBIG ST-10XME cooled to -30C, internal guiding. All images binned 1x1. |
| Filters, Exposure Times: | Luminance 14 min (7x2 min), Red, Green and Blue 20 min each (10x2 min each). |
| Date (Universal Coordinated Time): | 15-Feb-2007 |
| Moon Phase: | 3% |
| Location: | Xanadu Observatory, poolside |
| Software: | MaximDL, TheSky, CCDAutopilot, CCDInspector, CCDStack, Adobe Photoshop |
| Notes: | A beautiful, large open cluster with many stars, this one is a nice eyepiece object. |