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APM Professional Telescopes

1m F/8 Ritchey Chrétien with dual Nasmyth Foci, Cape Town (South Africa)

Another large telescope for the South African Astronomical Observatory (SAAO). An 1m F/8 Alt-Az mounted Ritchey Chrétien for robotic use. It has dual Nasmyth Foci. The main telescopes used for research are located at the SAAO observing station (32°22.795’S 20°48,657’E) near Sutherland in the Northern Cape, a 4-hour drive from Cape Town.

ZW OPTICS Cameras

ZWO 990/991

ASI990MM Pro & ASI991MM Pro

991

991 1

Camera Model: ZWO ASI990MM PRO

Sensor brand: Sony
Sensor Type: IMX990
Mega Pixels: 1.31
Resolution (pixels): 1280 x 1024
Pixel Size: 5
Cooling (-°C): -35
DDR (MB): 256
FPS: 32
Read Noise: 21.27e
QE (%): 80
FW (-e): 127000
USB: 3.0
Back Focus (mm): 6.5
ADC: 12 bit

Downloads

Manuals

Software

Camera Model: ZWO ASI991MM PRO

Sensor brand: Sony
Sensor IMX991
1/4" 3.3*2.6mm
Resolution 656*520
ADC 12bit
Read Noise 21.27e
Cooling Tempe 35℃
DDR3 Buffer 256MB
USB 3.0
FPS 144
Full Well 127000e
QE 80%
Pixel Size 5µm

Downloads
Manuals	Software

991 2

991 3

991 4

991 5

991 6

991 7

991 8

991 9

991 10

991 11

APM Professional Telescopes

1m F/8 Ritchey Chrétien with dual Nasmyth Foci, Cape Town (South Africa)

Another large telescope for the South African Astronomical Observatory (SAAO). An 1m F/8 Alt-Az mounted Ritchey Chrétien for robotic use. It has dual Nasmyth Foci. The main telescopes used for research are located at the SAAO observing station (32°22.795’S 20°48,657’E) near Sutherland in the Northern Cape, a 4-hour drive from Cape Town.