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)


GAIA :Gaia mission.
GAIA/GAIA2 :Original passbands used for the magnitudes published in Gaia DR2.id:GAIA/GAIA2.a
GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full GAIA/GAIA2 filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information.

GAIA/GAIA2.Gbp5050.005279.895050.003280.456719.032347.383534.744.15e-9GAIAGAIAGAIA Gbp filter, DR2
GAIA/GAIA2.G6230.006742.516230.003306.6010450.654182.963296.202.54e-9GAIAGAIAGAIA G filter, DR2
GAIA/GAIA2.Grp7730.007883.717730.006254.9710605.792756.782620.251.32e-9GAIAGAIAGAIA Grp filter, DR2
X
GAIA/GAIA2.Grp
Filter Description

Filter ID (?) :GAIA/GAIA2.Grp
Description (?) :GAIA Grp filter, DR2
Phot.System (?) :GAIA
Detector Type (?) :Energy counter
Band Name (?) :------
Obs. Facility (?) :GAIA
Instrument (?) :GAIA
Comments (?) :Original passband used for the magnitudes published in Gaia DR2.

The original curve has been multiplied by λ and normalized to maximum transmission=1 (to transform it to "energy counting" curve)

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 7725.97 7730 (Angstrom)
λmean (?) : 7883.71 ------- (Angstrom)
λcen (?) : 7806.77 ------- (Angstrom)
λeff (?) : 7592.04 7730 (Angstrom)
λpeak (?) : 7260.00 ------- (Angstrom)
λpivot (?) : 7725.97 7730 (Angstrom)
λphot (?) : 7691.53 ------- (Angstrom)
λmin (?) : 6254.97 ------- (Angstrom)
λmax (?) : 10605.79 ------- (Angstrom)
Weff (?) : 2756.78 ------- (Angstrom)
FWHM (?) : 2794.54 ------- (Angstrom)
Af/AV (?) : 0.641 ------- ()
Fsun (?) : 118.69 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: GAIA DR2 Passbands

Transmission components: Filter + Instrumentid:GAIA/GAIA2.Grp
 

You can download here the GaiaXPy base XML file for the full GAIA/GAIA2 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 (?) : 1.316e-9 1.28474e-9(erg/cm2/s/A)
  2620.25 2558.01(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GAIA/GAIA2.Grp/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 1.82365e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GAIA/GAIA2.Grp/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 7229.55(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : GAIA/GAIA2.Grp/ST
 

Reference for calibration: GAIA DR2 Passbands


Filter added: 2018-03-17 12:28:20
Last update: 2021-07-27 19:10:34
 

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: