Filter Profile Service
A repository of Filter information for the VO
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KPNO :Kitt Peak National Observatory
KPNO/KP4in :KPNO list of 4Inch filters

KPNO/KP4in.Gunn_u3444.013455.613454.313053.313850.00488.441289.333.24e-9KPNOKP4inGunn u
KPNO/KP4in.Strom_u3529.943534.193533.363265.003800.00277.541310.173.15e-9KPNOKP4inStromgren u
KPNO/KP4in.Gunn_v3964.283978.404007.773524.654697.34499.963427.536.4e-9KPNOKP4inGunn v
X
KPNO/KP4in.Gunn_v
Filter Description

Filter ID (?) :KPNO/KP4in.Gunn_v
Description (?) :Gunn v
Phot.System (?) :KP4in
Detector Type (?) :Energy counter
Band Name (?) :v
Obs. Facility (?) :KPNO
Instrument (?) :KP4in
Comments (?) :Gunn v 3mmBG38 4mmUG3 1mmBG1 1mmGG385
4X4 9.42mm

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 3964.28 ------- (Angstrom)
λmean (?) : 3978.40 ------- (Angstrom)
λcen (?) : 3945.97 ------- (Angstrom)
λeff (?) : 4007.77 ------- (Angstrom)
λpeak (?) : 3940.00 ------- (Angstrom)
λpivot (?) : 3964.28 ------- (Angstrom)
λphot (?) : 4015.82 ------- (Angstrom)
λmin (?) : 3524.65 ------- (Angstrom)
λmax (?) : 4697.34 ------- (Angstrom)
Weff (?) : 499.96 ------- (Angstrom)
FWHM (?) : 472.23 ------- (Angstrom)
Af/AV (?) : 1.43 ------- ()
Fsun (?) : ------- ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: KPNO 4Inch filters

Transmission components: Filter

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 6.39727e-9(erg/cm2/s/A)
  ------- 3427.53(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : KPNO/KP4in.Gunn_v/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 6.77705e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : KPNO/KP4in.Gunn_v/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 1945.41(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : KPNO/KP4in.Gunn_v/ST
 


Filter added: 2011-10-18 05:31:04
Last update: 2020-08-30 19:07:49
KPNO/KP4in.Strom_v4100.224101.394100.053932.344297.21166.124144.347.39e-9KPNOKP4inStromgren v
KPNO/KP4in.Strom_b4726.214727.594723.334537.164941.07197.144118.355.53e-9KPNOKP4inStromgren b
KPNO/KP4in.Gunn_g4941.614955.974929.314449.015529.21707.163886.854.8e-9KPNOKP4inGunn g
KPNO/KP4in.Strom_y5504.675506.495502.975266.735755.67246.013592.373.56e-9KPNOKP4inStromgren y
KPNO/KP4in.Gunn_r6485.406501.256467.855922.587275.36745.782989.692.14e-9KPNOKP4inGunn r
KPNO/KP4in.Gunn_I8131.908160.878102.767281.669262.901271.362370.341.08e-9KPNOKP4inGunn I
KPNO/KP4in.Gunn_z10096.9710250.919952.118147.8912000.003463.502020.156.11e-10KPNOKP4inGunn z
 

Filter Plots (using a common λ range)

(Plot them zoomed to their own λ range)

© SVO,   8936 filters available,   Last update: 2020-10-29
 
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: