Filter Profile Service
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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.I135378.4135572.5935075.1131296.2439614.366836.16277.226.76e-12SpitzerIRACIRAC I1
Spitzer/IRAC.I244780.4945049.2844365.7839173.2850560.578649.93179.042.73e-12SpitzerIRACIRAC I2
X
Spitzer/IRAC.I2
Filter Description

Filter ID (?) :Spitzer/IRAC.I2
Description (?) :IRAC I2
Phot.System (?) :IRAC
Detector Type (?) :Energy counter
Band Name (?) :------
Obs. Facility (?) :Spitzer
Instrument (?) :IRAC
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 44780.49 ------- (Angstrom)
λmean (?) : 45049.28 ------- (Angstrom)
λcen (?) : 45024.31 ------- (Angstrom)
λeff (?) : 44365.78 ------- (Angstrom)
λpeak (?) : 44357.80 ------- (Angstrom)
λpivot (?) : 44780.49 ------- (Angstrom)
λphot (?) : 44542.97 ------- (Angstrom)
λmin (?) : 39173.28 ------- (Angstrom)
λmax (?) : 50560.57 ------- (Angstrom)
Weff (?) : 8649.93 ------- (Angstrom)
FWHM (?) : 10096.82 ------- (Angstrom)
Af/AV (?) : 0.0526 ------- ()
Fsun (?) : 0.533 ------- (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 (?) : ------- 2.72688e-12(erg/cm2/s/A)
  ------- 179.04(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I2/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 5.53033e-11(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I2/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 238397.53(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I2/ST
 


Filter added: 2010-04-17 05:58:58
Last update: 2020-12-10 16:34:01
Spitzer/IRAC.I356961.7757385.6856281.0248982.7765088.9412561.17113.851.08e-12SpitzerIRACIRAC I3
Spitzer/IRAC.I477978.3979273.7475891.5962993.7895875.9525288.5062.003.23e-13SpitzerIRACIRAC I4
 

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: