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


Cameras :Category for personal use cameras. This can include Sky quality measuring portable instruments, comercial cameras for astrophotography, etc.
Cameras/SQM :Sky Quality Meter (SQM) is an affordable meter for measuring sky brightness for astronomers.id:Cameras/SQM.a

Cameras/SQM.B4438.924481.664423.563704.005495.051003.784075.706.2e-9 SQMSQM response for B filter
Cameras/SQM.CM500_fil4696.444913.314719.783174.687214.462603.433387.024.6e-9 SQMSQM response for Hoya CM-500 filter (filter only)
Cameras/SQM.scotopic4943.954995.204903.813913.246195.621033.033913.944.8e-9 SQMSQM response for scotopic filter
X
Cameras/SQM.scotopic
Filter Description

Filter ID (?) :Cameras/SQM.scotopic
Description (?) :SQM response for scotopic filter
Phot.System (?) :SQM
Detector Type (?) :Energy counter
Band Name (?) :------
Obs. Facility (?) :------
Instrument (?) :SQM
Comments (?) :Digitized from Fig.21 in Cinzano 2005.

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 4943.95 ------- (Angstrom)
λmean (?) : 4995.20 ------- (Angstrom)
λcen (?) : 5002.24 ------- (Angstrom)
λeff (?) : 4903.81 ------- (Angstrom)
λpeak (?) : 5067.37 ------- (Angstrom)
λpivot (?) : 4943.95 ------- (Angstrom)
λphot (?) : 4938.01 ------- (Angstrom)
λmin (?) : 3913.24 ------- (Angstrom)
λmax (?) : 6195.62 ------- (Angstrom)
Weff (?) : 1033.03 ------- (Angstrom)
FWHM (?) : 983.49 ------- (Angstrom)
Af/AV (?) : 1.15 ------- ()
Fsun (?) : 189.81 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: Cinzano 2005

Transmission components: Filter + CCD + Instrumentid:Cameras/SQM.scotopic

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 4.8005e-9(erg/cm2/s/A)
  ------- 3913.94(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Cameras/SQM.scotopic/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 4.45347e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Cameras/SQM.scotopic/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 2960.43(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Cameras/SQM.scotopic/ST
 


Filter added: 2021-04-16 11:31:30
Last update: 2021-07-27 18:48:49
Cameras/SQM.CM5004923.095121.344888.643229.117250.292270.573549.724.39e-9 SQMSQM response with Hoya CM-500 filter
Cameras/SQM.V5448.155480.475419.344781.316646.42981.313636.263.67e-9 SQMSQM response for V filter
Cameras/SQM.G28V5461.175497.925428.354487.706606.40950.743622.373.64e-9 SQMSQM response for Oriel G28V photopic filter
 

Filter Plots

© 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: