iTelescope - T33 - Narrow Deep Field - Imaging - Australia


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Location Information


Observatory: iTelescope.Net at Siding Spring Observatory Australia - MPC Q62

Telescope:  0.3-m f/9 reflector + CCD

Timezone:  UTC +10:00 New South Wales, Australia Daylight savings time is observed.

Minimum Target Elevation: Approx 20° EAST; NORTH, 45° WEST, 30° SOUTH


South 31° 16' 24" East 149° 03' 52"  

Elevation: 1122m  MPC Code Q62


Operational Notes


T33 features a large CCD chip with a long focal length.  FITS and TIF file formats. Dark Frame calibration data is available for  60, 120, 180, 300, 600 second exposures. Binx1 - Binx2. Raw data can be found at data.itelescope.net.


  • The CCD is Anti Blooming Gated - ABG.
  • 300s sub exposures are optimal at Binx1 for LRGB data & Narrowband at 300 Binx2, or 600 Binx1 on calm nights.


Instrument Package



CCD: Apogee Aspen CG16070

QE: 50% Peak

Pixel Size:  7.4um Square

Resolution:  0.55 arcsec/pixel

Sensor:  ABG

Cooling: -20º C default 

Array:   4864 x 3232 pixels

FOV:  42.9 x 28.5 arcmin    

Filters: 

Astrodon Series II: Luminance, Red, Green, Blue

Astrodon Ha (5nm), SII, OIII (3nm)

Position Angle: 269º


Telescope Optics


OTA: 12.5" - 320mm  RCOS by Star Instruments

Optical Design: Ritchey-Chrétien - Closed Carbon Tube 

Aperture: 320mm

Focal Length: 2885mm

F/Ratio: f/9 

Guiding: External Guiding

Mount: Paramount ME