SVO Filter Profile Service

Generic :Generic filters, not directly associated to any specific instrument.
Generic/Bessell :Bessell photometric systemid:Generic/Bessell.a
→ GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full Generic/Bessell filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information.

Generic filters: Bessell Bessell_JHKLM Cousins Johnson Johnson_13col Johnson_UBVRIJHKL Stromgren

Filter ID

λ_ref

λ_mean

λ_eff

λ_min

λ_max

W_eff

ZP_ν

ZP_λ

3584.78

3605.07

3659.88

3031.25

4173.68

640.40

1699.71

3.97e-9

Bessell U generic filter

Generic/Bessell.B

4371.07

4413.08

4380.74

3633.33

5497.06

959.20

3908.46

6.13e-9

Bessell B generic filter

Generic/Bessell.V

5477.70

5512.10

5445.43

4733.33

6875.00

893.10

3630.22

3.63e-9

Bessell B generic filter

Generic/Bessell.R

6498.09

6585.92

6411.47

5504.35

8833.33

1591.00

3056.93

2.17e-9

Bessell R generic filter

Generic/Bessell.I

8020.14

8059.88

7982.09

7041.67

9166.67

1495.10

2415.65

1.13e-9

Bessell I generic filter

Generic/Bessell.I

Filter Description

Filter ID (?) : Generic/Bessell.I

Description (?) : Bessell I generic filter

Phot.System (?) : Bessell

Detector Type (?) : Energy counter

Band Name (?) : I

Obs. Facility (?) : ------

Instrument (?) : ------

Comments (?) : ------

Mathematical properties

Property Calculated Specified Unit

λ_ref (?) : 8020.14 ------- (Angstrom)

λ_mean (?) : 8059.88 ------- (Angstrom)

λ_cen (?) : 8054.53 ------- (Angstrom)

λ_eff (?) : 7982.09 ------- (Angstrom)

λ_peak (?) : 8000.00 ------- (Angstrom)

λ_pivot (?) : 8020.14 ------- (Angstrom)

λ_phot (?) : 8008.75 ------- (Angstrom)

λ_min (?) : 7041.67 ------- (Angstrom)

λ_max (?) : 9166.67 ------- (Angstrom)

W_eff (?) : 1495.10 ------- (Angstrom)

FWHM (?) : 1543.11 ------- (Angstrom)

A_f/A_V (?) : 0.606 ------- ()

F_sun (?) : 112.20 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Transmission components: Filterid:Generic/Bessell.I

You can download here the GaiaXPy base XML file for the full Generic/Bessell 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 (?) : ------- 1.12588e-9 (erg/cm2/s/A)

------- 2415.65 (Jy)

ZP Type (?) : Pogson

PhotCal ID (?) : Generic/Bessell.I/Vega

AB System
Property Specified Calculated Unit
Zero Point (?) : ------- 1.69232e-9 (erg/cm2/s/A)

------- 3631.00 (Jy)

ZP Type (?) : Pogson

PhotCal ID (?) : Generic/Bessell.I/AB

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

------- 7790.58 (Jy)

ZP Type (?) : Pogson

PhotCal ID (?) : Generic/Bessell.I/ST

Filter added: 2010-04-17 05:58:56
Last update: 2021-07-27 19:14:52

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