ACS Instrument Handbook for Cycle 26
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Advanced Camera for Surveys Instrument Handbook for Cycle 26 > Chapter 3: ACS Capabilities, Design and Operations > 3.5 ACS Quick Reference Guide

3.5
 
Please check for updates on the ACS website. Information regarding the HRC is provided for archival purposes only.
Table 3.1: Instrument characteristics.
202 202 arcsec2
29 26 arcsec2
34.6 30.5 arcsec2
~0.05 0.050 arcsec2/pixel
~0.028 0.025 arcsec2/pixel
~0.034 0.030 arcsec2/pixel
15 15 μm2
21 21 μm2
25 25 μm2
2 2048 4096 pixels
1024 1024 pixels
1024 1024 pixels
48% at ~7000 1
3.7 eto 5.2 e
0.019 e/s/pixela
0.0058 e/s/pixel
8.11 10−6 counts/s/pixel when instrument temperature < 25C2
Pixel count-rate linearity limit: ~22 counts/sec/pixel3
2.0 e/DN
81Ca
80C
1
Average value for WFC1 and WFC2.
2
ACS ISR 2017-4
3
Loss of linearity occurs at count rates larger than these values. For more information, please see Section 4.5.6.

Table 3.2: Calibration accuracies.
Guide Star Catalog uncertainties2
1
ACS ISR 2015-06; ACS ISR 2008-02; ACS ISR 2004-15
2
ACS ISR 2005-06

Table 3.3: ACS filters.
Hα (2%), [OIII] (1%), [NII] (1%): F658N, F502N, F660N
Visible (0, 60,120): POL0V, POL60V, POL120V
HRC/[WFC1]
Near-UV (0, 60, 120): POL0UV, POL60UV, POL120UV
1
Limited field of view (72 x 72 arcsec2) for these filters using WFC.

Table 3.4: ACS polarizers.
F660N1
Hα
1
These filters are part of an ACS program to calibrate the polarizer/filter combination to 1% or better

Table 3.5: ACS dispersers.
 

Advanced Camera for Surveys Instrument Handbook for Cycle 26 > Chapter 3: ACS Capabilities, Design and Operations > 3.5 ACS Quick Reference Guide

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