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

GCPD/Walraven.W3253.243254.613253.883113.993397.84143.471198.963.4e-9  Walraven W filter in GCPD (ADPS)
GCPD/Walraven.U3630.063633.353643.203400.003896.25239.141468.373.34e-9  Walraven U filter in GCPD (ADPS)
GCPD/Walraven.L3835.103837.863857.913617.984078.77227.032829.205.77e-9  Walraven L filter in GCPD (ADPS)
X
GCPD/Walraven.L
Filter Description

Filter ID (?) :GCPD/Walraven.L
Description (?) :Walraven L filter in GCPD (ADPS)
Phot.System (?) :------
Detector Type (?) :Energy counter
Band Name (?) :L
Obs. Facility (?) :------
Instrument (?) :------
Comments (?) :0.91 relector. Leiden Southern Station, Union Obs., South Africa
1P21
Walraven & Walraven 1960: http://adsabs.harvard.edu/abs/1960BAN....15...67W

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 3835.10 ------- (Angstrom)
λmean (?) : 3837.86 ------- (Angstrom)
λcen (?) : 3836.98 ------- (Angstrom)
λeff (?) : 3857.91 ------- (Angstrom)
λpeak (?) : 3820.00 ------- (Angstrom)
λpivot (?) : 3835.10 ------- (Angstrom)
λphot (?) : 3859.58 ------- (Angstrom)
λmin (?) : 3617.98 ------- (Angstrom)
λmax (?) : 4078.77 ------- (Angstrom)
Weff (?) : 227.03 ------- (Angstrom)
FWHM (?) : 224.97 ------- (Angstrom)
Af/AV (?) : 1.50 ------- ()
Fsun (?) : 111.87 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: ADPS

Transmission components: Filter + Instrumentid:GCPD/Walraven.L
 

You can download here the GaiaXPy base XML file for the full GCPD/Walraven 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 (?) : ------- 5.76676e-9(erg/cm2/s/A)
  ------- 2829.20(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Walraven.L/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 7.40107e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Walraven.L/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 1781.39(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GCPD/Walraven.L/ST
 


Filter added: 2014-12-07 03:53:40
Last update: 2021-07-27 19:12:03
GCPD/Walraven.B4315.374325.034312.613903.304785.46450.014203.576.77e-9  Walraven B filter in GCPD (ADPS)
GCPD/Walraven.V5455.115475.655435.744826.676380.00719.153638.463.67e-9  Walraven V filter in GCPD (ADPS)
 

Filter Plots

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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: