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Spitzer :Spitzer Space Telescope
Spitzer/IRAC :The InfraRed Array Camera (IRAC) is one of three focal plane instruments on the Spitzer Space Telescope.

Spitzer/IRAC.I135378.4135572.5935074.8331296.2439614.366836.18274.536.58e-12SpitzerIRACIRAC I1
Spitzer/IRAC.I244780.4945049.2844365.5639173.2850560.578649.92177.662.66e-12SpitzerIRACIRAC I2
Spitzer/IRAC.I356961.7857385.6956280.6248982.7765088.9412561.17113.561.05e-12SpitzerIRACIRAC I3
Spitzer/IRAC.I477978.4079273.7575890.5462993.7895875.9525288.5063.703.14e-13SpitzerIRACIRAC I4
X
Spitzer/IRAC.I4
Filter Description

Filter ID (?) :Spitzer/IRAC.I4
Description (?) :IRAC I4
Phot.System (?) :IRAC
Detector Type (?) :Energy counter
Band Name (?) :------
Obs. Facility (?) :Spitzer
Instrument (?) :IRAC
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 77978.40 ------- (Angstrom)
λmean (?) : 79273.75 ------- (Angstrom)
λcen (?) : 78556.49 ------- (Angstrom)
λeff (?) : 75890.54 ------- (Angstrom)
λpeak (?) : 84590.90 ------- (Angstrom)
λpivot (?) : 77978.40 ------- (Angstrom)
λphot (?) : 76740.25 ------- (Angstrom)
λmin (?) : 62993.78 ------- (Angstrom)
λmax (?) : 95875.95 ------- (Angstrom)
Weff (?) : 25288.50 ------- (Angstrom)
FWHM (?) : 28311.77 ------- (Angstrom)
Af/AV (?) : 0.0347 ------- ()
Fsun (?) : 0.0675 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: Spitzer: IRAC

Transmission components: Filter + Instrument

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.14081e-13(erg/cm2/s/A)
  ------- 63.70(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I4/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 1.79019e-11(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I4/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 736468.42(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I4/ST
 


Filter added: 2010-04-17 05:58:58
Last update: 2021-07-27 20:37:10
 

Filter Plots

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If your research benefits from the use of the SVO Filter Profile Service, we would appreciate if you could include the following acknowledgement in your publication:

This research has made use of the Spanish Virtual Observatory (https://svo.cab.inta-csic.es) project funded by MCIN/AEI/10.13039/501100011033/ through grant PID2020-112949GB-I00

and we would appreciate if you could include the following references in your publication: