Total field of view |
20'x20' |
Plate scale |
0.30 arcsec/pixel |
Filters |
Y, J, H, K', and a small selection of narrow band filters |
Location |
Prime Focus |
Guiding |
On chip sensing, and ~5hz tip-tilt plate |
Detector format |
(2x2)x(2048x2048) |
Spectral range |
0.85-2.5µm |
Mean quantum efficiency (detector only) |
>65 % |
Readout time (full frame, CDS mode) |
<1.5 seconds |
Detector material |
HgCdTe |
Readout |
Direct readout (4 channels per individual detector, 16 total) |
Pixel pitch |
18µm |
Filling factor |
100 % |
Operating temperature |
80 K (cryogenerator) |
Readout noise |
< 20 e-/pixel (goal) |
Full well capacity |
100.000 e- |
Orientation on the sky |
North up, within 2 degrees |