Filter Profile Service
A repository of Filter information for the VO

Spitzer/IRAC.I135572.635075.131296396146836.2277.2SpitzerIRACIRAC I1
Spitzer/IRAC.I245049.344365.839173505618649.9179.0SpitzerIRACIRAC I2
Spitzer/IRAC.I357385.756281.0489836508912561.2113.8SpitzerIRACIRAC I3
Spitzer/IRAC.I479273.775891.6629949587625288.562.0SpitzerIRACIRAC 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
λmean (?) : 79273.74 ------- (Angstrom)
λcen (?) : 78556.49 ------- (Angstrom)
λeff (?) : 75891.59 ------- (Angstrom)
λpeak (?) : 84590.90 ------- (Angstrom)
λpivot (?) : 77978.39 ------- (Angstrom)
λphot (?) : 76741.40 ------- (Angstrom)
λmin (?) : 62993.78 ------- (Angstrom)
λmax (?) : 95875.95 ------- (Angstrom)
Weff (?) : 25288.50 ------- (Angstrom)
FWHM (?) : 28311.77 ------- (Angstrom)
Af/AV (?) : 0.03 ------- ()

Transmission curve

Data file: ascii, VOTable

Reference for filter response: Spitzer: IRAC

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.227e-13(erg/cm2/s/A)
  ------- 62.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I4/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 1.890e-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)
  ------- 697578.04(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Spitzer/IRAC.I4/ST
 


Filter added: 2010-04-17 05:58:58
Last update: 2018-03-21 17:34:01
 

Filter Plots

© SVO,   5060 filters available,   Last update: 2019-09-30
 
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 SVO Filter Profile Service (http://svo2.cab.inta-csic.es/theory/fps/) supported from the Spanish MINECO through grant AYA2017-84089

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