Filter Profile Service
A repository of Filter information for the VO

GCPD/Cape.Uc3925.03925.032765003503.51194.8  Cape Johnson U filter in GCPD (revised by Mann & von Braun 2014)
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GCPD/Cape.Uc
Filter Description

Filter ID (?) :GCPD/Cape.Uc
Description (?) :Cape Johnson U filter in GCPD (revised by Mann & von Braun 2014)
Phot.System (?) :Johnson
Detector Type (?) :Energy counter
Band Name (?) :U
Obs. Facility (?) :------
Instrument (?) :------
Comments (?) :Cape Town Royal Observatory
24-inch refracting telescope
2 mm Corning 9863
Arp (1958) : http://adsabs.harvard.edu/abs/1958AJ.....63..118A

 
Mathematical properties

Property Calculated Specified Unit
λmean (?) : 3932.95 3925 (Angstrom)
λcen (?) : 3838.13 3925 (Angstrom)
λeff (?) : 3979.41 3925 (Angstrom)
λpeak (?) : 3864.40 ------- (Angstrom)
λpivot (?) : 3901.60 ------- (Angstrom)
λphot (?) : 3999.28 ------- (Angstrom)
λmin (?) : 3276.50 ------- (Angstrom)
λmax (?) : 5002.82 ------- (Angstrom)
Weff (?) : 503.51 ------- (Angstrom)
FWHM (?) : 414.03 ------- (Angstrom)
Af/AV (?) : 1.45 ------- ()

Transmission curve

Data file: ascii, VOTable

Reference for filter response: Mann & von Braun 2014

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : 0.00000002325 5.591e-9(erg/cm2/s/A)
  1194.76 2953.25(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Cape.Uc/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 6.874e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Cape.Uc/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 1917.97(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Cape.Uc/ST
 

Reference for calibration: Mann & von Braun 2014


Filter added: 2014-12-06 03:20:03
Last update: 2018-03-21 17:34:01
GCPD/Cape.Uc_ADPS3938.23966.134384748373.13268.9  Cape Johnson U filter in GCPD (ADPS)
GCPD/Cape.B_ADPS4334.54312.836425102760.04079.9  Cape Johnson B filter in GCPD (ADPS)
GCPD/Cape.V_ADPS5467.75429.148576500625.93616.0  Cape Johnson V filter in GCPD (ADPS)
 

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

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