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)
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)
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GCPD/Cape.B_ADPS
Filter Description

Filter ID (?) :GCPD/Cape.B_ADPS
Description (?) :Cape Johnson B filter in GCPD (ADPS)
Phot.System (?) :Johnson
Detector Type (?) :Energy counter
Band Name (?) :B
Obs. Facility (?) :------
Instrument (?) :------
Comments (?) :Cape Town Royal Observatory
24-inch refracting telescope
2 mm Schott GG13 + 2 mm BG12
Arp (1958) : http://adsabs.harvard.edu/abs/1958AJ.....63..118A

 
Mathematical properties

Property Calculated Specified Unit
λmean (?) : 4334.51 ------- (Angstrom)
λcen (?) : 4329.28 ------- (Angstrom)
λeff (?) : 4312.78 ------- (Angstrom)
λpeak (?) : 4300.00 ------- (Angstrom)
λpivot (?) : 4310.17 ------- (Angstrom)
λphot (?) : 4327.82 ------- (Angstrom)
λmin (?) : 3641.74 ------- (Angstrom)
λmax (?) : 5102.34 ------- (Angstrom)
Weff (?) : 759.97 ------- (Angstrom)
FWHM (?) : 768.62 ------- (Angstrom)
Af/AV (?) : 1.33 ------- ()

Transmission curve

Data file: ascii, VOTable

Reference for filter response: ADPS

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 6.576e-9(erg/cm2/s/A)
  ------- 4079.86(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Cape.B_ADPS/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 5.852e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Cape.B_ADPS/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 2252.78(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Cape.B_ADPS/ST
 


Filter added: 2014-12-06 03:13:17
Last update: 2018-03-21 17:34:01
GCPD/Cape.V_ADPS5467.75429.148576500625.93616.0  Cape Johnson V filter in GCPD (ADPS)
 

Filter Plots

© SVO,   5137 filters available,   Last update: 2019-12-14
 
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: