NGC 2264
NGC 2264 – The Cone Nebula


Date/time: 18.02.2009 20:04 to 18.02.2009 23:55
Az./Alt. positions: 152° / 47° to 232° / 38°
Ambient conditions: -10°C, transparency 5/5, seeing 4/5
Location: Trier, Germany

Telescope: TMB 92 SS f/5.5 with TSFlat, without dew heater
Mount: CGE, selfguided with ST-4000XCM
Camera: SBIG ST-4000XCM

Software: CCDSoft V5
FOV, Image scale: 102.8 x 102.8 arcmin, 3.01 arcs/pixel
Sub-exposures: 3h (18 x 10min) light frames at –35°C, 45 x 10min dark frames
30 x 1s EL flats at –35°C, 50 bias at –35°C for flats calibration

Calibration, stacking, DDP and hot pixel reductuion in Images Plus 3.75,
curves and levels adjustments in CS3, noise reduction with Carbonis Actions,
green cast elimination in Pixinsight LE 1.0.

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