Filter Profile Service
A repository of Filter information for the VO

HST/FOS_RED.G780H4358.74094.1157983483842.22371.9HSTFOSG780H grating for HST FOS_RED
HST/FOS_RED.G190H4394.04155.6160583673727.72432.3HSTFOSG190H grating for HST FOS_RED
HST/FOS_RED.G160L4394.64155.1158283653724.82433.8HSTFOSG160L grating for HST FOS_RED
HST/FOS_RED.MIRROR4401.34152.7158383993702.92440.8HSTFOSMIRROR grating for HST FOS_RED
HST/FOS_RED.G270H4455.74223.7162083833638.12498.3HSTFOSG270H grating for HST FOS_RED
HST/FOS_RED.G400H4518.44254.6158883923391.22593.5HSTFOSG400H grating for HST FOS_RED
X
HST/FOS_RED.G400H
Filter Description

Filter ID (?) :HST/FOS_RED.G400H
Description (?) :G400H grating for HST FOS_RED
Phot.System (?) :------
Detector Type (?) :Photon counter
Band Name (?) :------
Obs. Facility (?) :HST
Instrument (?) :FOS
Comments (?) :Response calculated using the stsynphot python package by STScI. In particular, function stsynphot.band("fos,red,g400h"). Please, take a look to stsynphot documentation and HST instrument documentation

 
Mathematical properties

Property Calculated Specified Unit
λmean (?) : 4518.42 ------- (Angstrom)
λcen (?) : 3547.59 ------- (Angstrom)
λeff (?) : 4254.55 ------- (Angstrom)
λpeak (?) : 3660.00 ------- (Angstrom)
λpivot (?) : 3786.23 ------- (Angstrom)
λphot (?) : 4586.41 ------- (Angstrom)
λmin (?) : 1587.74 ------- (Angstrom)
λmax (?) : 8391.95 ------- (Angstrom)
Weff (?) : 3391.21 ------- (Angstrom)
FWHM (?) : 3367.61 ------- (Angstrom)
Af/AV (?) : 1.35 ------- ()

Transmission curve

Data file: ascii, VOTable

Reference for filter response: stsynphot documentation

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 4.295e-9(erg/cm2/s/A)
  ------- 2593.46(Jy)
PhotCal ID (?) : HST/FOS_RED.G400H/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 6.014e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
PhotCal ID (?) : HST/FOS_RED.G400H/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 2192.37(Jy)
PhotCal ID (?) : HST/FOS_RED.G400H/ST
 


Filter added: 2019-07-16 12:14:05
Last update: 2019-09-25 12:36:45
HST/FOS_RED.PRISM4577.24348.2161584053427.62669.6HSTFOSPRISM grating for HST FOS_RED
HST/FOS_RED.G570H5157.54770.2162784122664.73365.4HSTFOSG570H grating for HST FOS_RED
HST/FOS_RED.G650L5363.04945.9162684432852.73355.8HSTFOSG650L grating for HST FOS_RED
 

Filter Plots (using a common λ range)

(Plot them zoomed to their own λ range)

© SVO,   5065 filters available,   Last update: 2019-11-30
 
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 (http://svo2.cab.inta-csic.es/theory/fps/) supported from the Spanish MINECO through grant AYA2017-84089

and we would appreciate if you could include the following references in your publication: