0.5 m Telescope

Dome sliding 2

0.5 m telescope?s (sliding roof) dome on the deck of TNO control building

Telescope

Model: PlaneWave CDK24

Aperture

50 cm (0.5 m)

Focal Length

3962 mm   (155.98 inch)

Focal Ratio

f/6.5

Central Obstruction

47% of the Primary Mirror Diameter (11.38")

Back Focus from Mounting Surface

14.1 inch   (358 mm)

Optimal Field of View

70 mm (58 arcminute)

0 5 tele 2

Inside the dome, PlaneWave CDK24 mounted on Paramount ME

Mount

Model: Paramount (ME)

All Sky Pointing Accuracy

 1/3 arcsecond  

Backlash

The spring-loaded worm-to-gear interface has virtually zero backlash in both the right ascension and declination axis.

Tracking Performance and Periodic Error

The peak-to-peak periodic error for the right ascension gear is seven (7) arcseconds or less

CCD

Model: Apogee Altra U9000 with L, R, G, Bfilter

Array Size (pixels)

3056 x 3056

Pixel Size

12 x 12 microns

Imaging Area

36.7 x 36.7mm (1345mm2)

Imaging Diagonal

51.9mm

Linear Full Well (typical)

110K electrons

Dynamic Range

84dB

QE at 400nm

37%

Peak QE (550nm)

64%

Anti-blooming

>100X

0 5 tele 4

DSC 4985
0 5m 2 0 5m


Apogee U9000 with filter wheel mounted to telescope