Türkiye Ulusal Gözlemevleri

TUG100 Telescope

As Türkiye's largest investment in fundamental science, forming the space sciences ecosystem,we are an advanced research infrastructure founded in partnership between Atatürk University and TÜBİTAK.

Due to its wide field of view, research projects on current topics are carried out, such as photometry in crowded star fields, planetary research outside the Solar System (exoplanets), and small bodies within the Solar System.

General Specifications

Mount TypeModelOptical ClassMirror DiameterFocal Lengthf RatioFocal PlaneField LensResolving PowerFocal ScaleFilter WheelDome TypeDome DiameterSlit WidthObservation λ**
Equ.ACE RC1.0Ritchey-Chrétien1000 mm10000 mmf/1045 mm outside3-element (not installed)0.11"21"/mm8 slots, 2 unitsASH-DOME, 'MEBH' model6.86 m (22'6")2.28 m (90")VIS
**λ: Observation wavelengths VIS: Visible Region

Focal Plane Instruments

ParameterValue
ModelQHY174GPS
Image SensorSONY IMX174 CMOS
Sensor TypeCMOS, Global Shutter
Sensor Size11.25 mm x 7.03 mm
Pixel Size5.86 µm x 5.86 µm
Binning1×1, 2×2
Dark Current0.2 e⁻/pixel/second (-20 ºC)
Readout Noise5.5 e⁻ (RMS)
Dynamic Range12-Bit
Exposure Time Range5 µs – 900 seconds
Well Depth>32 ke⁻
Format1920 x 1200 pixels
Gain7.3 e⁻/ADU
CoolingThermoelectric + Fan, -45 ºC
PC InterfaceUSB 3.0
Pixel Scale0.12"/pixel
Field of View3.86' x 2.42'
SoftwareMaxim DL 5.12

Optical Filters and Transmission Data

Filter AbbreviationFilter Name
BAsahi, Bessel B
VAsahi, Bessel V
RAsahi, Bessel R
IAsahi, Bessel I
UAsahi, Bessel U

Filter AbbreviationFilter Name
u'Asahi, SDSS u'
g'Asahi, SDSS g'
r'Asahi, SDSS r'
i'Asahi, SDSS i'
z'Asahi, SDSS z'

Filter AbbreviationFilter Name
OIIAsahi, OII
CaII KAsahi, CaII K
SIIAsahi, SII
H-alphaAsahi, H-alpha

Filter AbbreviationFilter Name
ND 0.5Asahi, ND 0.5
ND 1.0Asahi, ND 1.0
ND 2.0Asahi, ND 2.0
Türkiye Ulusal Gözlemevleri