Filter Profile Service
Carlos Rodrigo
A repository of Filter information for the VO.
Grant PID2020-112494GBI00 funded by
Astronomy (7905)Planetary science (616)Earth Obs. (2452)


GCPD :Filters at GCPD
GCPD/Cape :The UcBV photometric systemid:GCPD/Cape.a
GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full GCPD/Cape filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information.

GCPD/Cape.Uc3901.603932.953978.483276.505002.82503.512875.825.66e-9  Cape Johnson U filter in GCPD (revised by Mann & von Braun 2014)
X
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
λref (?) : 3901.60 ------- (Angstrom)
λmean (?) : 3932.95 ------- (Angstrom)
λcen (?) : 3838.13 ------- (Angstrom)
λeff (?) : 3978.48 ------- (Angstrom)
λpeak (?) : 3864.40 ------- (Angstrom)
λpivot (?) : 3901.60 ------- (Angstrom)
λphot (?) : 3998.19 ------- (Angstrom)
λmin (?) : 3276.50 ------- (Angstrom)
λmax (?) : 5002.82 ------- (Angstrom)
Weff (?) : 503.51 ------- (Angstrom)
FWHM (?) : 414.03 ------- (Angstrom)
Af/AV (?) : 1.47 ------- ()
Fsun (?) : 130.22 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: Mann & von Braun 2014id:GCPD/Cape.Uc
 

You can download here the GaiaXPy base XML file for the full GCPD/Cape filter set.
Please, take a look to GaiaXPy documentation for more information.

- GaiaXPy base XML file.

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 5.66367e-9(erg/cm2/s/A)
  ------- 2875.82(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Cape.Uc/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 7.15092e-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)
  ------- 1843.70(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: 2022-05-04 15:49:14
GCPD/Cape.Uc_ADPS3924.263938.193968.683437.954747.54373.123182.816.2e-9  Cape Johnson U filter in GCPD (ADPS)
GCPD/Cape.B_ADPS4310.174334.514314.163641.745102.34759.974032.646.51e-9  Cape Johnson B filter in GCPD (ADPS)
GCPD/Cape.V_ADPS5447.825467.655428.954857.196500.00625.863648.213.69e-9  Cape Johnson V filter in GCPD (ADPS)
 

Filter Plots

© SVO,   (SVO Privacy Policy),   10970 filters available,   Last update: 2023-06-19
 
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 "Carlos Rodrigo", funded by MCIN/AEI/10.13039/501100011033/ through grant PID2020-112949GB-I00

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