Monthly Archives: September 2009

Long Time Exposures for Deep Space

Posted on September 21, 2009 by rbuchwald

The CCD cameras at the observatory are very light sensitive but have a smaller number of “megapixels” as compared to the digital camera that you may be using at home. The CCD chip in many digital cameras today might also … Continue reading →

Posted in Cameras, Deep Sky, Equipment, Imaging | Comments Off

October 10th Pewaukee Sky talk – Jupiter: King of the Planets!

Posted on September 19, 2009 by rbuchwald

Hello all! You have seen the nice image of Jupiter that we obtained with the telescope. On Saturday night, 7PM on October 10th, I am planning to do the talk specifically on Jupiter. It will make use of many of … Continue reading →

Posted in PAC News | Comments Off

Fun Imaging Jupiter

Posted on September 13, 2009 by rbuchwald

On Thursday night, 9/10/09, Mike Paquette and Randy Buchwald tried some webcam imaging of Jupiter using the Harken 12” scope. A webcam is the same thing that you might have attached to your PC for Skype video contacts. While it … Continue reading →

Posted in Imaging, PAC News, Solar System | 2 Comments

Hubble telescope is back in business!

Posted on September 9, 2009 by twalkowski

Check out the following link for the post-servicing mission pictures taken by the Hubble Space Telescope.  These pictures showcase some of the new capabilities installed during the last servicing mission in May.  I think they are amazing and speak for … Continue reading →

Posted in General | 1 Comment

Balancing the telescope

Posted on September 7, 2009 by twalkowski

Balancing the telescope tube is essential to good slewing and tracking.  Putting the guide scope on top of the tube messes with the balance in two axes.  Both axes must be brought back into balance by moving the counterweight under the … Continue reading →

Posted in Equipment, Imaging, Telescope | Comments Off