SKY_September2014.pdf

SkyandTelescope.com September 2014 61 gifted, controversial astronomer Halton Arp. More than half of the 338 entries in Arp’s 19 ...

62 September 2014 sky & telescope Going Deep of “double galaxies with connected arms,” so it also carries the designation Ar ...

EXPERIENCE the night sky with both eyes. LUNT 100 mm 45° ED APO binoculars allow you to observe spectacular, color free, high po ...

20 64 September 2014 sky & telescope Spottable Pairs Double Stars From easy to challenging, here are some star pairs every s ...

SkyandTelescope.com September 2014 65 magnitude, spectral type, and distance in light-years of each. The distances are inexact, ...

66 September 2014 sky & telescope Spottable Pairs OmicronOmicron^11 & Omicron & Omicron^22 Cygni Cygni, separation 6 ...

SkyandTelescope.com September 2014 67 42 & 45 Orionis42 & 45 Orionis, sep. 4.2′ (ESE). In Orion’s Sword. 42 Ori: mag. 4. ...

68 September 2014 sky & telescope Image Processing Gradients CONQUERING Get the most out of this powerful technique in PixIn ...

SkyandTelescope.com September 2014 69 Understanding the Problem Gradients are often due to unwanted light sources such as light ...

70 September 2014 sky & telescope Image Processing shouldn’t have a lumpy texture with bright areas scattered around the ima ...

SkyandTelescope.com September 2014 71 the adjustments to the DBE back over to the raw image using the same steps you used to mov ...

72 September 2014 sky & telescope Gary Seronik Telescope Workshop telescope makers are also very active observers. For them, ...

SkyandTelescope.com September 2014 73 2012, p. 62). Crucial to the process was star testing throughout the fi guring stage. Alth ...

74 September 2014 sky & telescope New Product Showcase New Product Showcase is a reader service featuring innovative equipme ...

Plan to ObservePlan to Observe 888-253-0230 http://www.ShopatSky.com The 2015 Sky & Telescope Observing Calendar combines go ...

76 September 2014 sky & telescope Sean Walker Gallery Gallery showcases the fi nest astronomical images submitted to us by o ...

SkyandTelescope.com September 2014 77 ▴ (^) PANSTARRS MEETS NGC 3614 Mike Keith Comet PanSTARRS C/2012 K1 was sporting two faint ...

78 September 2014 sky & telescope Gallery ▶ DRAMATIC ECLIPSE David Milone Both the illuminated and eclipsed halves of the Mo ...

SkyandTelescope.com September 2014 79 MEXICO BOW-SHOCK André van der Hoeven One of the most richly detailed areas of NGC 7000, t ...

Now on sale at ShopatSky.com and at leading newsstands in the U.S. and Canada. These are just a few of the provocative questions ...