47Tucanae - NGC104

47Tucanae

Annotated image:

47Tucanae

Technical Data

Acquisition site Buenos Aires City, Argentina
Acquisition date 9-3-2016
Instrument Newton GSO F4 200 with GPU coma corrector.
Mount Sky-Watcher NEQ6, managed by EQmod
Guide Off-Axis, with Lodestar camera
Camera Modified Canon 600D/T3i
No IR Filter (Full Spectrum mod, using Astronomik MC Clear)
Refrigerated (regulated temperature)
Camera sensor temperature 0°C (on-sensor measured and regulated)
Filter Astronomik Clip CLS CCD
Integration 121 x 1 minute subframes - ISO 800
Total integration time: 2 hs 1 minute
Calibration 49 flats, 400 bias, 22 darks.
Resolution 1.1 arcsec/pixel
787 mm actual focal, 4.2 um x 4.2 um pixels
Native size 5202 x 3465 pixels
Cropped size 4900 x 3060 pixels
FOV 90’ x 56’
Image center coordinates RA: 00h 23m 57.160s
Dec: -72° 04' 58.95"
Rotation: -87°
Process PixInsight 1.8