Filter Profile Service
A repository of Filter information for the VO.
Grant PID2020-112494GBI00 funded by
Astronomy (7905)Planetary science (616)Earth Obs. (2452)


McD :McDonald Observatory
McD/DIAFI :Direct Imaging Auxiliary Functions Instrument (DIAFI)id:McD/DIAFI.a
GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full McD/DIAFI filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information.

McD/DIAFI.sdss_u3450.363471.173490.002945.813986.44649.901399.083.52e-9McDonaldsDIAFIDIAFI sdss_u filter
McD/DIAFI.U3657.783670.613723.163205.274132.06502.861888.764.23e-9McDonaldsDIAFIDIAFI U filter
McD/DIAFI.B4305.554346.444318.183582.785712.071001.053928.296.35e-9McDonaldsDIAFIDIAFI B filter
McD/DIAFI.sdss_g4709.064765.594669.483932.045591.241398.854030.705.45e-9McDonaldsDIAFIDIAFI sdss_g filter
McD/DIAFI.Halpha_523_5nm5228.425228.625228.235142.805319.4856.753779.894.15e-9McDonaldsDIAFIDIAFI Halpha_523_5nm filter
McD/DIAFI.V5357.165381.995335.354797.846362.09832.343694.733.86e-9McDonaldsDIAFIDIAFI V filter
McD/DIAFI.sdss_r6189.936225.316149.355395.047083.441270.923177.622.49e-9McDonaldsDIAFIDIAFI sdss_r filter
McD/DIAFI.R6419.446488.056351.695569.598548.651294.273073.682.24e-9McDonaldsDIAFIDIAFI R filter
McD/DIAFI.Halpha_656_1nm6564.486564.496564.516546.116582.7512.242088.191.45e-9McDonaldsDIAFIDIAFI Halpha_656_1nm filter
McD/DIAFI.Halpha_656_4nm6565.726565.836565.836494.526639.5447.352429.171.69e-9McDonaldsDIAFIDIAFI Halpha_656_4nm filter
McD/DIAFI.Halpha_656_10nm6566.496566.756566.486466.436670.3196.402625.521.83e-9McDonaldsDIAFIDIAFI Halpha_656_10nm filter
McD/DIAFI.Halpha_658_7nm6586.246586.366588.296516.556657.8666.752586.821.79e-9McDonaldsDIAFIDIAFI Halpha_658_7nm filter
McD/DIAFI.Halpha_665_4nm6652.746652.856652.816582.116725.0047.092926.631.98e-9McDonaldsDIAFIDIAFI Halpha_665_4nm filter
X
McD/DIAFI.Halpha_665_4nm
Filter Description

Filter ID (?) :McD/DIAFI.Halpha_665_4nm
Description (?) :DIAFI Halpha_665_4nm filter
Phot.System (?) :------
Detector Type (?) :Energy counter
Band Name (?) :------
Obs. Facility (?) :McDonalds
Instrument (?) :DIAFI
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 6652.74 ------- (Angstrom)
λmean (?) : 6652.85 ------- (Angstrom)
λcen (?) : 6652.84 ------- (Angstrom)
λeff (?) : 6652.81 ------- (Angstrom)
λpeak (?) : 6651.00 ------- (Angstrom)
λpivot (?) : 6652.74 ------- (Angstrom)
λphot (?) : 6652.88 ------- (Angstrom)
λmin (?) : 6582.11 ------- (Angstrom)
λmax (?) : 6725.00 ------- (Angstrom)
Weff (?) : 47.09 ------- (Angstrom)
FWHM (?) : 42.94 ------- (Angstrom)
Af/AV (?) : 0.791 ------- ()
Fsun (?) : 155.50 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: DIAFI Filters

Transmission components: Filterid:McD/DIAFI.Halpha_665_4nm
 

You can download here the GaiaXPy base XML file for the full McD/DIAFI 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 (?) : ------- 1.98238e-9(erg/cm2/s/A)
  ------- 2926.63(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : McD/DIAFI.Halpha_665_4nm/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 2.45949e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : McD/DIAFI.Halpha_665_4nm/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 5360.52(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : McD/DIAFI.Halpha_665_4nm/ST
 


Filter added: 2017-08-03 23:08:32
Last update: 2021-07-27 20:15:41
McD/DIAFI.Halpha_667_7nm6674.976675.126674.906598.376753.4275.302926.671.97e-9McDonaldsDIAFIDIAFI Halpha_667_7nm filter
McD/DIAFI.Halpha_676_7nm6762.976763.086762.846702.616825.1572.092897.121.9e-9McDonaldsDIAFIDIAFI Halpha_676_7nm filter
McD/DIAFI.Halpha_685_7nm6849.216849.326849.116793.366913.4868.242863.521.83e-9McDonaldsDIAFIDIAFI Halpha_685_7nm filter
McD/DIAFI.sdss_i7629.637661.877593.736745.818499.281351.472539.191.31e-9McDonaldsDIAFIDIAFI sdss_i filter
McD/DIAFI.I7624.157800.367469.466017.8610570.652910.142603.151.34e-9McDonaldsDIAFIDIAFI I filter
McD/DIAFI.sdss_z9578.529670.029504.168193.6611000.002624.722148.987.02e-10McDonaldsDIAFIDIAFI sdss_z filter
 

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 Spanish Virtual Observatory (https://svo.cab.inta-csic.es) project 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: