Filter Profile Service
A repository of Filter information for the VO.
Grant PID2020-112494GBI00 funded by
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CTIO :Cerro Tololo Inter-American Observatory
CTIO/SOI :The SOAR Optical Imager (SOI) is a bent-Cassegrain mounted optical imager using a mini-mosaic of two E2V 2k x 4k CCDs to cover a 5.26 arcminute square field of view at a scale of 0.077''/pixel.id:CTIO/SOI.a
GaiaXPy base XML file. You can download here the GaiaXPy base XML file for the full CTIO/SOI filter set. Please, take a look to the GaiaXPy web page and additional documentation for more information.

CTIO/SOI.strom_u3458.833464.043460.913207.493727.75336.781286.233.22e-9CTIOSOISOI strom u filter
CTIO/SOI.sdss_u3517.313531.643556.403113.103991.20530.461467.583.56e-9CTIOSOISOI SDSS u' filter
CTIO/SOI.bessel_U3596.373614.603669.863063.324153.57600.361756.124.07e-9CTIOSOISOI Bessel U filter
CTIO/SOI.strom_v4086.404087.474085.013929.294246.18150.704250.347.63e-9CTIOSOISOI strom v filter
CTIO/SOI.bessel_B4305.864344.514317.933580.345416.98981.913942.676.38e-9CTIO SOI Bessel B filter
CTIO/SOI.strom_b4693.434694.524692.114553.694859.45181.564208.505.73e-9CTIOSOISOI strom b filter
X
CTIO/SOI.strom_b
Filter Description

Filter ID (?) :CTIO/SOI.strom_b
Description (?) :SOI strom b filter
Phot.System (?) :Stromgren
Detector Type (?) :Energy counter
Band Name (?) :b
Obs. Facility (?) :CTIO
Instrument (?) :SOI
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 4693.43 ------- (Angstrom)
λmean (?) : 4694.52 ------- (Angstrom)
λcen (?) : 4691.78 ------- (Angstrom)
λeff (?) : 4692.11 ------- (Angstrom)
λpeak (?) : 4699.92 ------- (Angstrom)
λpivot (?) : 4693.43 ------- (Angstrom)
λphot (?) : 4692.83 ------- (Angstrom)
λmin (?) : 4553.69 ------- (Angstrom)
λmax (?) : 4859.45 ------- (Angstrom)
Weff (?) : 181.56 ------- (Angstrom)
FWHM (?) : 184.41 ------- (Angstrom)
Af/AV (?) : 1.22 ------- ()
Fsun (?) : 201.57 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: SOAR

Transmission components: Filterid:CTIO/SOI.strom_b
 

You can download here the GaiaXPy base XML file for the full CTIO/SOI 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 (?) : ------- 5.72754e-9(erg/cm2/s/A)
  ------- 4208.50(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : CTIO/SOI.strom_b/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 4.94159e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : CTIO/SOI.strom_b/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 2668.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : CTIO/SOI.strom_b/ST
 


Filter added: 2017-08-05 15:06:12
Last update: 2021-07-27 19:00:13
CTIO/SOI.sdss_g4676.204726.834641.793905.575518.051277.364042.195.54e-9CTIOSOISOI SDSS g' filter
CTIO/SOI.bessel_V5360.235385.155338.244758.416552.11814.543693.563.85e-9CTIOSOISOI Bessel V filter
CTIO/SOI.strom_y5454.075455.545452.695265.285670.77221.123632.293.66e-9CTIOSOISOI strom y filter
CTIO/SOI.sdss_r6224.976264.176180.905399.447091.701334.193162.142.45e-9CTIOSOISOI SDSS r' filter
CTIO/SOI.bessel_R6388.846450.816326.155505.278079.451257.063086.702.27e-9CTIOSOISOI Bessel R filter
CTIO/SOI.Halpha6571.406571.576572.146486.816657.5874.302549.871.77e-9CTIOSOISOI Halpha filter
CTIO/SOI.SII6742.366742.486742.246662.706815.5451.952907.231.92e-9CTIOSOISOI SII filter
CTIO/SOI.sdss_i7670.577709.387627.556741.748619.901473.112526.061.29e-9CTIOSOISOI SDSS i' filter
CTIO/SOI.TiO7779.767779.977779.527689.037879.78100.532458.951.22e-9CTIOSOISOI TiO filter
CTIO/SOI.CN8122.998123.168122.788034.668202.6288.142350.091.07e-9CTIOSOISOI CN filter
CTIO/SOI.bessel_I8650.748805.228533.577038.1511136.742779.582321.929.3e-10CTIOSOISOI Bessel I filter
CTIO/SOI.sdss_z9720.309841.369616.627984.2911399.702608.782122.356.73e-10CTIOSOISOI SDSS z' filter
 

Filter Plots (using a common λ range)

(Plot them zoomed to their own λ range)


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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 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: