Filter Profile Service
A repository of Filter information for the VO.
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Keck :W.M. Keck Observatory
Keck/NIRC2 :NIRC2 is a near-infrared imager designed for the Keck adaptive optics system.id:Keck/NIRC2.a

Keck/NIRC2.J12474.1712501.5612434.0811495.1013486.121501.601540.792.97e-10KeckNIRC2NIRC2 J
Keck/NIRC2.Hcont15853.0015853.5715851.9515623.4616067.13225.111053.071.26e-10KeckNIRC2NIRC2 Hcont
Keck/NIRC2.H16288.1216358.2116197.1614510.9518094.892791.041029.561.16e-10KeckNIRC2NIRC2 H
Keck/NIRC2.Fell16500.1516500.7716502.3416260.3116739.69247.66996.721.1e-10KeckNIRC2NIRC2 Fell
Keck/NIRC2.Kp21196.3821271.9921084.3819145.5223329.733211.94677.574.52e-11KeckNIRC2NIRC2 Kp
Keck/NIRC2.Ks21442.4621499.9721354.5419555.6823366.962931.51663.724.33e-11KeckNIRC2NIRC2 Ks
X
Keck/NIRC2.Ks
Filter Description

Filter ID (?) :Keck/NIRC2.Ks
Description (?) :NIRC2 Ks
Phot.System (?) :NIRC2
Detector Type (?) :Photon counter
Band Name (?) :Ks
Obs. Facility (?) :Keck
Instrument (?) :NIRC2
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 21442.46 ------- (Angstrom)
λmean (?) : 21499.97 ------- (Angstrom)
λcen (?) : 21471.15 ------- (Angstrom)
λeff (?) : 21354.54 ------- (Angstrom)
λpeak (?) : 22712.44 ------- (Angstrom)
λpivot (?) : 21442.46 ------- (Angstrom)
λphot (?) : 21392.98 ------- (Angstrom)
λmin (?) : 19555.68 ------- (Angstrom)
λmax (?) : 23366.96 ------- (Angstrom)
Weff (?) : 2931.51 ------- (Angstrom)
FWHM (?) : 3083.49 ------- (Angstrom)
Af/AV (?) : 0.126 ------- ()
Fsun (?) : 9.05 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: Keck: NIRC2

Transmission components: Filterid:Keck/NIRC2.Ks

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 4.3277e-11(erg/cm2/s/A)
  ------- 663.72(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Keck/NIRC2.Ks/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 2.36754e-10(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Keck/NIRC2.Ks/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 55687.13(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : Keck/NIRC2.Ks/ST
 


Filter added: 2011-10-18 05:26:02
Last update: 2021-07-27 20:04:18
Keck/NIRC2.Brgamma21571.5821571.9621568.4321348.7821781.40202.28629.454.06e-11KeckNIRC2NIRC2 Brgamma
Keck/NIRC2.K21959.7522025.3021861.7919887.2023971.703048.99637.103.96e-11KeckNIRC2NIRC2 K
Keck/NIRC2.Kcont22875.6622876.5322874.3722524.8123201.66318.63591.543.39e-11KeckNIRC2NIRC2 Kcont
Keck/NIRC2.Lp37701.3237869.2337433.7933349.1942204.636325.96243.605.14e-12KeckNIRC2NIRC2 Lp
Keck/NIRC2.Ms46687.6146705.3046659.9844966.0448688.432414.20161.572.22e-12KeckNIRC2NIRC2 Ms
 

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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: