Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.stsci.edu/hst/acs/documents/handbooks/cycle19/c09_expcalc8.html
Дата изменения: Unknown
Дата индексирования: Wed Feb 6 00:50:17 2013
Кодировка:

Поисковые слова: zodiacal light
Space Telescope Imaging Spectrograph Instrument Handbook
Space Telescope Science Institute
ACS Instrument Handbook Cycle 19
help@stsci.edu
Table of Contents Previous Next Index Print


Advanced Camera for Surveys Instrument Handbook for Cycle 19 > Chapter 9: Exposure-Time Calculations > 9.7 Tabular Sky Backgrounds

9.7 Tabular Sky Backgrounds
We provide Table 9.6 of the “high” sky background numbers as plotted in Figure 9.1. See the text and the caption in Figure 9.1 for more details. These high sky values are defined as the earthshine at 38° from the limb and the high zodiacal light of mv = 22.1 magnitude/arcseconds2.
erg/sec/cm2/е/arcsec2
erg/sec/cm2/е/arcsec2
erg/sec/cm2/е/arcsec2

Table of Contents Previous Next Index Print