Filter Profile Service
A repository of Filter information for the VO

Misc/APASS.B4313.34297.236135113843.13998.3  APASS B filter, defined as identical to GCPD/Johnson.B_Landolt
Misc/APASS.sdss_g4718.94640.4378355491158.43965.9  APASS g filter, defined as identical to SLOAN/SDSS.g
Misc/APASS.V5446.55394.347966455870.63624.1  APASS V filter, defined as identical to GCPD/Johnson.V_Landolt
X
Misc/APASS.V
Filter Description

Filter ID (?) :Misc/APASS.V
Description (?) :APASS V filter, defined as identical to GCPD/Johnson.V_Landolt
Phot.System (?) :Johnson
Detector Type (?) :Energy counter
Band Name (?) :V
Obs. Facility (?) :------
Instrument (?) :------
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λmean (?) : 5446.49 ------- (Angstrom)
λcen (?) : 5400.27 ------- (Angstrom)
λeff (?) : 5394.29 ------- (Angstrom)
λpeak (?) : 5250.00 ------- (Angstrom)
λpivot (?) : 5419.17 ------- (Angstrom)
λphot (?) : 5411.75 ------- (Angstrom)
λmin (?) : 4796.16 ------- (Angstrom)
λmax (?) : 6454.89 ------- (Angstrom)
Weff (?) : 870.58 ------- (Angstrom)
FWHM (?) : 866.25 ------- (Angstrom)
Af/AV (?) : 1.03 ------- ()

Transmission curve

Data file: ascii, VOTable

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.734e-9(erg/cm2/s/A)
  ------- 3624.13(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Misc/APASS.V/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.741e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Misc/APASS.V/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 3524.31(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Misc/APASS.V/ST
 


Filter added: 2015-12-25 16:49:00
Last update: 2018-03-21 17:34:01
Misc/APASS.sdss_r6185.26122.3541569891111.23162.0  APASS r filter, defined as identical to SLOAN/SDSS.r
Misc/APASS.sdss_i7499.77439.5668983891044.62602.0  APASS i filter, defined as identical to SLOAN/SDSS.i
Misc/APASS.sdss_z8961.58897.17960108331124.62244.7  APASS z filter, defined as identical to SLOAN/SDSS.z
 

Filter Plots

© SVO,   5065 filters available,   Last update: 2019-11-30
 
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: