A deeper version of my first attempt at this wonderful globular cluster. Althought the noise is much better than my shorter 300D photograph last year it could still use more exposure time. Click on the image for a larger version (1440x1211, 576kb).
Information about this object can be found on the SEDS website
|Telescope||AP130 @ f6 w/field flattner|
|Camera||Canon 350D, Hutech modified type I|
|Exposure||Sum of 30 x 2 minute exposures at ISO 800|
|Notes||68°F, 89%rh, average transparency and seeing.
Initial RAW conversion, registration and mild ASINH stretch in IRIS.
Noise reduction in PixInsight LE 1.02
Additional adjustments in Photoshop CS2.