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Determinations of Dust Scattering Properties from Diffuse Galactic Light (DGL)

Interstellar Dust Scattering Properties from Diffuse Galactic Light (DGL)

From K. D. Gordon 2004, in "Astrophysics of Dust", (ASP Conf. Proceed. 196), ed. A. N. Witt, G. C. Clayton, & B. T. Draine, (ASP: San Francisco), 77

Updated: KDG - 28 Nov 2006

DGL Plots
Single Scattering Albedo
a
Scattering Phase Function Asymmetry
g = < cos(α) >
albedo plot g plot
ASCII file of plotted data


DGL Studies
ReferenceDescriptionModel TypeIn PlotComment
Witt 1968 3600, 4350, & 6100 Å No Superseded by Mathis 1973
Mathis 1973 3600 & 4350 Å DGL2 Yes No g determination possible
Witt & Lillie 1973 OAO-2 1500 - 4200 Å DGL3 No Superseded by Lillie & Witt 1976
Lillie & Witt 1976 OAO-2 1500 - 4200 Å DGL2 Yes
Morgan et al. 1976 TD-1 2350 & 2740 Å DGL3 Yes No g determination possible
Toller 1981 Pioneer 10 4400 Å DGL4 Yes
Hurwitz et al. 1991 Berkeley UVX 1625 Å DGL5 No Superseded by Murthy & Henry 1995
Murthy et al. 1993 Voyager 2 1050 Aring; DGL6 Yes No g determination possible
Murthy & Henry 1995 Berkely UVX + others DGL6 Yes No g determination possible
Sasseen & Deharveng 1996 FAUST 1565 Å DGL7 No Superseded by Witt et al. 1997
Petersohn 1997 DE 1 1565 Å DGL8 Yes
Witt et al. 1997 FAUST 1565 Å DGL8 Yes
Schiminovich et al. 2001 NUVIEWS 1740 Å DGL9 Yes
Shalima & Murthy Voyager 1250 Å DGL10 Yes No g determination possible
Sujatha et al. Voyager 1100 Å DGL10 Yes


Radiative Transfer Models
NameDescription
DGL1 analytic; Galaxy model; homogeneous slab
DGL2 numerical int. (n=8 scatterings); MW ISRF boundary condition; infinite cylinder
DGL3 analytic; constant; ininite slab
DGL4 numerical int. (n=2 scatterings); star counts; non-homogeneous
DGL5 numerical int.; TD-1 star catalog; clumped dust
DGL6 numerical int.; SKYMAP catalog; dust based on HI survey
DGL7 Monte Carlo; star catalogs; dust based on HI survey
DGL8 Monte Carlo; TD-1 star catalog; dust cloud spectrum based on HI survery
DGL9 Monte Carlo; 3D TD-1 star catalog; dust cloud spectrum based on HI survery
DGL10 Monte Carlo; 3D Hipparcos star catalog; dust cloud based on HI survery


References

Interstellar dust scattering properties from: [Diffuse Galactic Light] [Reflection Nebulae] [Dark Clouds]

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