Документ взят из кэша поисковой машины. Адрес
оригинального документа
: http://www.stsci.edu/hst/acs/documents/handbooks/cycle19/c03_intro_acs6.html
Дата изменения: Unknown Дата индексирования: Wed Feb 6 01:04:51 2013 Кодировка: |
Space Telescope Science Institute |
ACS Instrument Handbook Cycle 19 |
help@stsci.edu |
Please check for updates on the ACS Web site. Information regarding the HRC is provided for archival purposes only.Table 3.1: Instrument characteristics.
202"в 202" 29"в 26" 34.6"в 30.8" ~0.028 в 0.025"/pixel ~0.034 в 0.030"/pixel 15 в 15 μm 21 в 21 μm 25 в 25 μm 1024 в 1024 pixel 1024 в 1024 pixel Spectral Response ~3500 е to 11,000 е ~1700 е to 11,000 е ~1150 е to 1700 е SITe CCDs thinned backside illuminated, anti-reflection coated, multiphased pinned SITe CCD thinned backside illuminated, anti-reflection coated, multiphased pinned 0.0062 e–/s/pixel 0.0058 e–/s/pixel 0.5, 1.0, 1.4, and 2.0 e–/DN 1,2,4 and 8 e–/DN −81°C −80°C
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.
Distortion Solution Accuracy Repeated Photometry of Same Star 20 е grism 12 е grism
Table 3.3: ACS filters.
Hα (2%), [OIII] (1%), [NII] (1%): F658N, F502N, F660N NeV (3440 е): F344N Methane (8920 е): F892N 2% bandpass (3700-10,700 е): FR388N, FR505N, FR656N 2% bandpass (3700-10,700 е): FR423N, FR462N, FR716N, FR782N, FR853N, FR931N, FR1016N, FR551N, FR601N 9% bandpass (3700-10,700 е): FR459M, FR914M 9% bandpass (3700-10,700 е): FR647M Visible (0°, 60°,120°): POL0V, POL60V, POL120V Near-UV (0°, 60°, 120°): POL0UV, POL60UV, POL120UV
Table 3.4: ACS polarizers.
HαTable 3.5: ACS dispersers.
59 @2500 е 79 @1500 е 96 @1500 еTable 3.6: Useful tables and figures list.