T75 - ASAN250 Newtonian Astrograph F3.8, ZWO ASI6200MM Camera, Chroma LRGB, Ha, OIII, SII Filters, ZWO ASI290MM Mini Guide camera and ZWO 30F Mini guide scope , Paramount MyT Mount

Location Information

:Deep Sky Chile at Rio Hurtado Valley, Chile - MPC TX07

Telescope:  T75 ASAN250 + CMOS

Timezone:  UTC -4:00 Santiago, Chile

Daylight savings time is observed 

Minimum Target Elevation: Approx.15°

South 30°31'34.712"  West 70°51'11.865"   

Elevation: 1710m  MPC X07 

Operational Notes

Wide Field astrophotography. LRGB, Ha, OIII, SII filters.

Raw data can be found at data.itelescope.net.

  • Maximum Exposure 600 seconds.
  • Bin 2 only, memory limitations within our software requires this binning
  • calibrated darks available for 600 sec
    (the ASI6200MM has an extremely low dark current making darks virtually redundant)


Instrument Package

CMOS:  https://astronomy-imaging-camera.com/product/asi6200mm-pro-mono/
16-Bit CMOS

A/D Gain: 0.25e-/ADU

Pixel Size:  3.76um Square (Bin2 = 7.52um)

Resolution:   1.72 arc-secs/pixel

Sensor: CMOS IMX455

Cooling:  -10C

Normal Array: 4788 (H) × 3194 (V) = 16 Mp, Bin2

Filters:  Chroma LRGB,  Chroma 3nm Ha, OIII, SII

FOV2.29 Deg x 1.53 Deg

Pixel scale:1.72 arcsec/pixel
Orientation:Up is 88.3 degrees E of N 


Telescope Optics

OTA: ASAN250, 

Optical Design: Newtonian,10", F3.8 


Aperture: approx. 250mm

Focal Length: 893mm (actual)

F/Ratio: F3.8 

Guiding: ZWO 30 F/4 guide scope with ASI290MM mini

Mount: Paramount MyT