; IDL Version 3.6.1a (sunos sparc) ; Journal File for gschneid@nicmosis ; Working directory: /home/gschneid/FILTERS/IDL-PROCS ; Date: Wed Aug 30 15:56:31 1995 ;The Journal is /home/gschneid/FILTERS/SENSITIVITY/f190n-1CAM1.txt ; ;The temperature of the HST optics is: 293.000 ;The temperature of the NICMOS optics is: 275.000 ;The temperature of the zodiacal dust is: 265.000 ;The emissivity of the HST is: 0.100000 ;The emissivity of NICMOS is: 0.150000 ;The effective HST telescope area in square meters is: 4.07000 ;Efficiency including filter or grism but not detector is: 0.650000 ;The detector noise in electrons is: 35.0000 ;The required signal to noise is: 1.00000 ; ;STScI filter designation is: f190n-1 ;The detector dark current in electrons per second is: 0.180000 ;The linear range in electrons is: 184000. ;The wavelength interval in microns is: 0.000199800 ;The effective filter bandwidth in microns is: 0.00412241 ;Lower Wavelength is: 1.88100 ;Upper Wavelength is: 1.91760 ;Central Wavelength is: 1.89930 ;Maximum Transmission is: 0.930495 ;Lower half power wavelength is: 1.88980 ;Upper half power wavelength is: 1.90740 ;The average transmission between half power points is: 0.844242 ;The background detected is 0.0314650 photons per second ;The background from HST is 0.0218675 photons per second ;The background from NICMOS is 0.00710549 photons per second ;The background from zodiacal dust is 0.00249204 photons per second ; ;The fraction of flux in the center pixel is: 0.0520198 ;