Thursday, June 26, 2008

High clouds abound

I made the trip to the Parkway to image the Rho Ophiuchi region of the sky. In case you are wondering where that is, if you look to the south, you will see a bright, red star. That star is Antares, or alpha Scorpii. Just above and east of Antares is a triple star system called Rho Ophiuchi. You will need a telescope to see all three stars, but they kind of look like Mickey Mouse. A large star, and two smaller stars above it that look like mouse ears. I images the other night for thirty minutes, and upon checking the results, before I continued, I realized that there were high clouds corrupting my exposures. It was pointless to continue imaging, so I packed up and headed home. Hopefully, I will get a decent imaging opportunity soon.

This is the Rho Ophiuchi region, and Rho Ophiuchi, the "Mickey Mouse" looking triple star system. You can see some nebulosity around the triple star system in this relatively short exposure of 30 minutes. To really bring out the colors, exposures around 90 minutes are best.

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