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M92

Object: M92
Optics: Planewave CDK 12.5" f/8.0
Caméra: SBIG ST-10XME
CCD temperature: -10°C
Exposure: 2X2 L-150min(30X5m), R-150min(30X5m), G-150min(30X5m), B-150min(30X5m)
Mount: Takahashi EM-400
Image processing: Pixinsight, PhotoshopCS4
Quebec, Qc Canada
July 10, 2012

 

 

M92

 

 

Object: M92
Optics: Celestron SCT 8" f/10
Caméra: SBIG ST-10XME
CCD temperature: -10°C
Exposure: 1X1 L-60min, R-14min, G-14min, B-21min
Mount: Takahashi EM-200
Image processing: CCDSoft (Reduction), MaxIm DL et Photoshop. LR deconvolution of the luminance with AIPWin
Quebec, Qc Canada
August 1, 2003

M92 was discovered by J.E. Bode in 1777. Messier compiled the object in his catalog in 1781. M92 is smaller and fainter than M13. Its diameter is 80 light years and it glows with an intensity equivalent to 150,000 times that of the sun or 60% that of M13. Its distance is 25,000 light years.