SVO Filter Profile Service

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 filters: Cape Cousins DDO Eggen Geneva JHKLMN Johnson Stromgren Vilnius Walraven Washington WBVR

Filter ID

λ_ref

λ_mean

λ_eff

λ_min

λ_max

W_eff

ZP_ν

ZP_λ

3253.24

3254.61

3253.88

3113.99

3397.84

143.47

1198.96

3.4e-9

Walraven W filter in GCPD (ADPS)

GCPD/Walraven.U

3630.06

3633.35

3643.20

3400.00

3896.25

239.14

1468.37

3.34e-9

Walraven U filter in GCPD (ADPS)

GCPD/Walraven.L

3835.10

3837.86

3857.91

3617.98

4078.77

227.03

2829.20

5.77e-9

Walraven L filter in GCPD (ADPS)

GCPD/Walraven.B

4315.37

4325.03

4312.61

3903.30

4785.46

450.01

4203.57

6.77e-9

Walraven B filter in GCPD (ADPS)

GCPD/Walraven.V

5455.11

5475.65

5435.74

4826.67

6380.00

719.15

3638.46

3.67e-9

Walraven V filter in GCPD (ADPS)

GCPD/Walraven.V

Filter Description

Filter ID (?) : GCPD/Walraven.V

Description (?) : Walraven V filter in GCPD (ADPS)

Phot.System (?) : ------

Detector Type (?) : Energy counter

Band Name (?) : V

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

λ_ref (?) : 5455.11 ------- (Angstrom)

λ_mean (?) : 5475.65 ------- (Angstrom)

λ_cen (?) : 5453.65 ------- (Angstrom)

λ_eff (?) : 5435.74 ------- (Angstrom)

λ_peak (?) : 5400.00 ------- (Angstrom)

λ_pivot (?) : 5455.11 ------- (Angstrom)

λ_phot (?) : 5449.08 ------- (Angstrom)

λ_min (?) : 4826.67 ------- (Angstrom)

λ_max (?) : 6380.00 ------- (Angstrom)

W_eff (?) : 719.15 ------- (Angstrom)

FWHM (?) : 710.48 ------- (Angstrom)

A_f/A_V (?) : 1.01 ------- ()

F_sun (?) : 185.81 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: ADPS

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

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
Property Specified Calculated Unit
Zero Point (?) : ------- 3.66549e-9 (erg/cm2/s/A)

------- 3638.46 (Jy)

ZP Type (?) : Pogson

PhotCal ID (?) : GCPD/Walraven.V/Vega

AB System
Property Specified Calculated Unit
Zero Point (?) : ------- 3.65797e-9 (erg/cm2/s/A)

------- 3631.00 (Jy)

ZP Type (?) : Pogson

PhotCal ID (?) : GCPD/Walraven.V/AB

ST System
Property Specified Calculated Unit
Zero Point (?) : ------- 3.631e-9 (erg/cm2/s/A)

------- 3604.23 (Jy)

ZP Type (?) : Pogson

PhotCal ID (?) : GCPD/Walraven.V/ST

Filter added: 2014-12-07 03:54:55
Last update: 2021-07-27 19:12:04

Filter Plots

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:

The SVO Filter Profile Service. Rodrigo, C., Solano, E., Bayo, A., 2012; https://ui.adsabs.harvard.edu/abs/2012ivoa.rept.1015R/abstract
The SVO Filter Profile Service. Rodrigo, C., Solano, E., 2020; https://ui.adsabs.harvard.edu/abs/2020sea..confE.182R/abstract