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)

LaSilla :La Silla ESO Observatory
LaSilla/COMBO17 :Classifying Objects by Medium-Band Observations, a spectrophotometric 17-filter
GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full LaSilla/COMBO17 filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information.

LaSilla/COMBO17.U3652.673660.413692.103262.023998.78354.811723.633.87e-9LaSillaWFIU WFI filter for COMBO-17
LaSilla/COMBO17.420m4179.714182.714179.073970.754418.29261.444304.497.39e-9LaSillaWFI420/30 WFI filter for COMBO-17
LaSilla/COMBO17.B4572.594599.594553.483940.895122.43831.354097.535.88e-9LaSillaWFIB WFI filter for COMBO-17
Filter Description

Filter ID (?) :LaSilla/COMBO17.B
Description (?) :B WFI filter for COMBO-17
Phot.System (?) :COMBO-17
Detector Type (?) :Photon counter
Band Name (?) :------
Obs. Facility (?) :LaSilla
Instrument (?) :WFI
Comments (?) :Full instrument transmission

Mathematical properties

Property Calculated Specified Unit
λref (?) : 4572.59 ------- (Angstrom)
λmean (?) : 4599.59 ------- (Angstrom)
λcen (?) : 4602.96 ------- (Angstrom)
λeff (?) : 4553.48 ------- (Angstrom)
λpeak (?) : 5030.00 ------- (Angstrom)
λpivot (?) : 4572.59 ------- (Angstrom)
λphot (?) : 4571.37 ------- (Angstrom)
λmin (?) : 3940.89 ------- (Angstrom)
λmax (?) : 5122.43 ------- (Angstrom)
Weff (?) : 831.35 ------- (Angstrom)
FWHM (?) : 911.32 ------- (Angstrom)
Af/AV (?) : 1.25 ------- ()
Fsun (?) : 189.78 ------- (erg/cm2/s/A)


Data file: ascii, VOTable

Reference for filter response: The COMBO-17 survey

Transmission components: Filter + Instrumentid:LaSilla/COMBO17.B

You can download here the GaiaXPy base XML file for the full LaSilla/COMBO17 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 (?) : ------- 5.87513e-9(erg/cm2/s/A)
  ------- 4097.53(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : LaSilla/COMBO17.B/Vega

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 5.20621e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : LaSilla/COMBO17.B/AB

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 2532.39(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : LaSilla/COMBO17.B/ST

Filter added: 2020-01-26 16:25:01
Last update: 2021-07-27 20:06:18
LaSilla/COMBO17.464nm4617.274617.894616.884508.464739.39131.974269.476.0e-9LaSillaWFI465/15 WFI filter for COMBO-17
LaSilla/COMBO17.485nm4860.314863.044857.324650.415094.21309.333834.934.87e-9LaSillaWFI486/30 WFI filter for COMBO-17
LaSilla/COMBO17.518nm5188.555189.325187.705060.035330.48163.953809.544.24e-9LaSillaWFI518/16 WFI filter for COMBO-17
LaSilla/COMBO17.V5370.885390.125353.104830.315963.66815.903690.303.84e-9LaSillaWFIV WFI filter for COMBO-17
LaSilla/COMBO17.571nm5717.195718.795715.615536.475923.36240.553470.273.18e-9LaSillaWFI571/24 WFI filter for COMBO-17
LaSilla/COMBO17.604nm6044.976045.986043.875893.116194.90196.693269.662.68e-9LaSillaWFI605/21 WFI filter for COMBO-17
LaSilla/COMBO17.646nm6451.856453.346447.076286.446636.12246.832949.802.12e-9LaSillaWFI646/27 WFI filter for COMBO-17
LaSilla/COMBO17.R6466.426517.806411.635562.247646.821518.803041.772.18e-9LaSillaWFIR WFI filter for COMBO-17
LaSilla/COMBO17.696nm6959.486960.346958.536812.767117.82195.712812.331.74e-9LaSillaWFI696/23 WFI filter for COMBO-17
LaSilla/COMBO17.753nm7531.047531.817530.177348.077719.35189.462566.431.36e-9LaSillaWFI752/20 WFI filter for COMBO-17
LaSilla/COMBO17.815nm8157.788158.758156.627949.858391.00219.912335.401.05e-9LaSillaWFI816/24 WFI filter for COMBO-17
LaSilla/COMBO17.855nm8557.078557.858556.608249.718806.00156.122224.849.11e-10LaSillaWFI856/14 WFI filter for COMBO-17
LaSilla/COMBO17.I8553.808602.268523.437432.449771.001492.702300.069.42e-10LaSillaWFII WFI filter for COMBO-17
LaSilla/COMBO17.915nm9140.899142.329139.728875.889435.74263.532254.388.09e-10LaSillaWFI914/27 WFI filter for COMBO-17

Filter Plots (using a common λ range)

(Plot them zoomed to their own λ range)

© 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: