M13 Globular Star Cluster
- Date Posted: April 24, 2013
- Resolutions: 800x584 , 800x584 , 800x584
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First light of my new CCD camera, QHY-10, 10 Megapixel APS-C OSC. Image shown- M13 Globular Cluster in Hercules Constellation. Image taken from Negev desert Israel, Friday 4/12/13 The cluster contain an estimated 300.000 stars, distance from our sun estimated 25.000 lys, size, about 20 arcmin, magnitude 5.8, estimated radius 84 lys, estimated age 11.65 billion years, estimated sun masses 600.000. Photo description: Light frames- 10x7min= 70min - Gain-30, Offset-130 Darks- 6x7min= 42min- Gain-30, Offset-130 Bias- 6x1ms- Gain-0, Offset-128 Flat- 6x10ms- Gain-0, Offset-127 Equipment description: Scope- TMB-130ss f/7 TS- FF/FR, 0.79X, 4 Elements Guide Scope- Orion 80st+Orion SSAG Mount- EQ6 Camera- QHYccd-10 APS-C, OSC Software: Camera control- EZ- CAP Guiding- PHD Mount control- Ascom Stacking- Maxim DL5 Processing- Photoshop CS6
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- Lior Spiegel
- February 29, 2016
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