5. If the extinction in the infra-red K-band (filter central wavelength = 2.13 micrometers) is = 550 nm), what 10-times less than it is in the optical V-band (filter central wavelength affect would a cloud with Ay = 2 have on the flux density observed in V and K if the star's intrinsic V-band apparent magnitude is 15?

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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5. If the extinction in the infra-red K-band (filter central wavelength = 2.13 micrometers) is
10-times less than it is in the optical V-band (filter central wavelength 550 nm), what
affect would a cloud with Av 2 have on the flux density observed in V and K if the star's
intrinsic V-band apparent magnitude is 15?
=
=
Transcribed Image Text:5. If the extinction in the infra-red K-band (filter central wavelength = 2.13 micrometers) is 10-times less than it is in the optical V-band (filter central wavelength 550 nm), what affect would a cloud with Av 2 have on the flux density observed in V and K if the star's intrinsic V-band apparent magnitude is 15? = =
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