Filter Profile Service
A repository of Filter information for the VO
Grant PID2020-112494GBI00 funded by
Astronomy (7902)Planetary science (616)Earth Obs. (2439)


SOHO :SOHO, the Solar & Heliospheric Observatory, is a project of international collaboration between ESA and NASA to study the Sun from its deep core to the outer corona and the solar wind.
SOHO/EIT :The SOHO Extreme ultraviolet Imaging Telescope

SOHO/EIT.171A_Al2174.85174.89 170.02184.006.73  SOHOEITSOHO EIT 171A band with Al+2 filter
SOHO/EIT.171A_Al1174.86174.91 170.02184.006.85  SOHOEITSOHO EIT 171A band with Al+1 filter
SOHO/EIT.171A_clear174.86174.91 170.02184.006.82  SOHOEITSOHO EIT 171A band with clear filter
SOHO/EIT.195A_Al2190.91191.13 175.24215.0012.02  SOHOEITSOHO EIT 195A band with Al+2 filter
SOHO/EIT.195A_Al1191.04191.26 175.27215.0012.22  SOHOEITSOHO EIT 195A band with Al+1 filter
X
SOHO/EIT.195A_Al1
Filter Description

Filter ID (?) :SOHO/EIT.195A_Al1
Description (?) :SOHO EIT 195A band with Al+1 filter
Phot.System (?) :EIT
Detector Type (?) :Photon counter
Band Name (?) :------
Obs. Facility (?) :SOHO
Instrument (?) :EIT
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 191.04 ------- (Angstrom)
λmean (?) : 191.26 ------- (Angstrom)
λcen (?) : 190.84 ------- (Angstrom)
λeff (?) : ------- ------- (Angstrom)
λpeak (?) : 190.00 ------- (Angstrom)
λpivot (?) : 191.04 ------- (Angstrom)
λphot (?) : ------- ------- (Angstrom)
λmin (?) : 175.27 ------- (Angstrom)
λmax (?) : 215.00 ------- (Angstrom)
Weff (?) : 12.22 ------- (Angstrom)
FWHM (?) : 11.46 ------- (Angstrom)
Af/AV (?) : 1.44 ------- ()
Fsun (?) : ------- ------- (erg/cm2/s/A)

Effective area

Data file: ascii, VOTable

Reference for filter response: Dere et al. 2000

Transmission components: Filter + CCD + Instrument + Other optical components

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- -------(erg/cm2/s/A)
  ------- -------(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : SOHO/EIT.195A_Al1/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 2.98277e-6(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : SOHO/EIT.195A_Al1/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 4.42(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : SOHO/EIT.195A_Al1/ST
 


Filter added: 2021-05-06 20:30:23
Last update: 2021-07-27 20:36:26
SOHO/EIT.195A_clear191.07191.30 175.29215.0012.18  SOHOEITSOHO EIT 195A band with clear filter
SOHO/EIT.284A_Al2275.05275.95 242.09294.7015.27  SOHOEITSOHO EIT 284A band with Al+2 filter
SOHO/EIT.284A_Al1276.13276.75 247.21294.7314.69  SOHOEITSOHO EIT 284A band with Al+1 filter
SOHO/EIT.284A_clear276.52277.06 248.32294.7714.69  SOHOEITSOHO EIT 284A band with clear filter
SOHO/EIT.304A_Al2292.64296.17 174.00334.3527.15  SOHOEITSOHO EIT 304A band with Al+2 filter
SOHO/EIT.304A_Al1296.90299.13 227.89334.8924.84  SOHOEITSOHO EIT 304A band with Al+1 filter
SOHO/EIT.304A_clear298.24300.09 235.39335.2724.79  SOHOEITSOHO EIT 304A band with clear filter
 

Filter Plots (using a common λ range)

(Plot them zoomed to their own λ range)

© SVO,   (SVO Privacy Policy),   10954 filters available,   Last update: 2023-06-07
 
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: