Apache Point Observatory
Detector Characteristics
Note: an updated version of this table,
including some saturation values, is available here.
|
Instrument
|
Array
|
Make
|
Thin
|
Coat
|
Pix Size
|
Scale "/pix
|
FOV
|
Gain e/ADU
|
Rd Noise e/pix
|
Temp C
|
|
DIS
Blue
|
512x512
|
SITe
|
yes
|
uv
|
24
|
1.086
|
(4'x)6'
|
0.99
|
10.9
|
-110
|
|
DIS
Red
|
800x800
|
SITe
|
yes
|
no
|
15
|
0.610
|
(4'x)6'
|
1.50
|
15.2
|
-125
|
|
DIS
Slit
|
375x241 H
250x120 L
|
SBIG (ST-6)
|
|
|
23x27 H
34.5x54 L
|
0.28x0.34 H
0.42x0.68 L
|
109x82
|
6.70 H
3.35 L
|
23
|
55 below
ambient
|
|
GRIM
II
|
256x256
|
RISC
|
|
|
40
|
0.111 f/20
0.238 f/10
0.482 f/5
|
30 f/20
60 f/10
120 f/5
|
4.73±0.2
|
110±20
|
-199
|
|
SPIcam
|
2048x2048
|
SITe
|
yes
|
back illum
|
24
|
0.141
0.242-2x2
|
4.78'
|
3.37±0.07
|
5.7±0.1
|
-103
|
|
Echelle
|
2048x2048
|
SITe
|
yes
|
ar
|
24
|
|
|
3.8
|
7
|
-120
|
|
Echelle Slit
|
1536x1024
|
Photometrics
|
|
|
9
|
0.151-3x3
|
76.8x51.2
|
|
|
|
|
NA2
Guider
|
1024x1024
|
SITe
|
yes
|
back illum
|
24
|
0.141
0.423-3x3
|
|
10.5
|
22.5
|
-25
|
DIS gain and read noise measured by Gordon Richards (UC) and Tia
Hoyes, 28 August, 1998
Last updated 17 April, 2000
frank