Filter Profile Service
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TYCHO :The Tycho-2 Catalogue is an astrometric reference catalogue containing positions, proper motions and two-colour photometry for the 2.5 million brightest stars in the sky. The catalogue is based on observations made using the Hipparcos satellite
TYCHO/TYCHO :TYCHO filters

TYCHO/TYCHO.B_MvB4194.964220.394219.083543.205014.00741.393887.246.62e-9TYCHO TYCHO B, revised by Mann & von Braun 2014
X
TYCHO/TYCHO.B_MvB
Filter Description

Filter ID (?) :TYCHO/TYCHO.B_MvB
Description (?) :TYCHO B, revised by Mann & von Braun 2014
Phot.System (?) :TYCHO
Detector Type (?) :Energy counter
Band Name (?) :B
Obs. Facility (?) :TYCHO
Instrument (?) :------
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 4194.96 ------- (Angstrom)
λmean (?) : 4220.39 ------- (Angstrom)
λcen (?) : 4207.49 ------- (Angstrom)
λeff (?) : 4219.08 ------- (Angstrom)
λpeak (?) : 4373.10 ------- (Angstrom)
λpivot (?) : 4194.96 ------- (Angstrom)
λphot (?) : 4233.55 ------- (Angstrom)
λmin (?) : 3543.20 ------- (Angstrom)
λmax (?) : 5014.00 ------- (Angstrom)
Weff (?) : 741.39 ------- (Angstrom)
FWHM (?) : 738.54 ------- (Angstrom)
Af/AV (?) : 1.37 ------- ()
Fsun (?) : 164.58 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: Mann & von Braun 2014

Transmission components: Filter + Instrument

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 6.62225e-9(erg/cm2/s/A)
  ------- 3887.24(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : TYCHO/TYCHO.B_MvB/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 6.18573e-9(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : TYCHO/TYCHO.B_MvB/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 2131.38(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : TYCHO/TYCHO.B_MvB/ST
 

Reference for calibration: Mann & von Braun 2014


Filter added: 2014-12-07 05:12:15
Last update: 2022-05-04 15:17:07
TYCHO/TYCHO.B_bes4196.914221.094221.113520.835012.50686.363916.196.59e-9TYCHO TYCHO B, Bessell 2000 calibration
TYCHO/TYCHO.B4280.004280.004280.003535.794973.00708.433843.856.51e-9TYCHO TYCHO B
TYCHO/TYCHO.V5340.005340.005340.004572.646690.201005.673653.893.98e-9TYCHO TYCHO V
TYCHO/TYCHO.V_bes5301.295346.615266.434555.366708.331063.673640.373.93e-9TYCHO TYCHO V, Bessell 2000 calibration
TYCHO/TYCHO.V_MvB5300.195352.175258.484519.236769.201133.553692.283.94e-9TYCHO TYCHO V, revised by Mann & von Braun 2014
 

Filter Plots

© SVO,   (SVO Privacy Policy),   10594 filters available,   Last update: 2022-06-22
 
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: