iTelescope - T18 - Medium Deep Space - Spain

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Location Information

Observatory:  AstroCamp at Nerpio, Spain - MPC Code - I89

Telescope:  0.32-m f/8.0 reflector + CCD

Timezone:  UTC +1:00 Madrid Daylight Savings Time is Observed

Minimum Target Elevation: Approx 30-40 Degrees

North: 38° 09’ - West: 002° 19’   

Elevation: 1650m 

Operational Notes

Medium Deep Field. Hybrid Imaging/Science Missions. 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

  • Recommended Maximum Exposure 600 seconds.
  • T18 is an excellent Imager but also has a research grade photometric V filter added.
  • This system is included for use in the Demo Upgrade Package.
  • IMPORTANT NOTES: T18 is Externally Guided: Please limit sub-exposure times to 300 seconds or less for best results.

Instrument Package


QE: 68% Peak

Full Well:  ~100,000e - Non Anti Bloomin Gate (NABG)

Dark Current:   ~0.3e- / pixel / sec at 0°C

A/D Gain:  1.47e-/ADU

Pixel Size:  9um Square

Resolution:  0.73 arc-secs/pixel

Sensor:  Front Illuminated

Cooling:  Set to -20C default 

Array:   3072 x 2048 (6.3 Megapixels) 

FOV:    37.41 x 24.94 arc-mins

Filters: Astrodon Series E LRGB. Astrodon 10nm Ha, SII, OIII, Photometric V

Position Angle: 220º


Telescope Optics

OTA: Planewave 12" CDK

Optical Design: Corrected Dall-Kirkham Astrograph

Aperture: 318mm (12.5")

Focal Length: 2541 mm 

F/Ratio: f/7.9

Guiding: External 

Mount: Paramount PME