ZODIPIC

IDL routineshttp://cfa-www.harvard.edu/~mkuchner

COBE DIRBE model (Kelsall et al. 1998)

1500 K to 3.3 AU, 0.5-200 mScattering Phase Function fit to Helios data (Hong 1985)

)(AU1AU1013.1 34.117 zZrn

234.0467.0AU 1K286 sunLLrT

5 mas pixels, 10 m

Default 1 zodi cloudaround Sun at 10 pc

Surface brightnessin Jy/pixelgoes in “inu”.

Iterations to distribute computing power

in log radius and get total flux right.

tvscl, inu tvscl, alog10(inu)

Extras:

•Inclination, Position Angle•Ring and Blob•Asteroidal Dust Bands•X,Y,Z Offsets (for secular perturbations, e.g.)•Iterative grain temperature calculator•IRAS model

zodipic, inu, 5, 1, inclination=60,positionangle=60, radin=1.2, offsety=0.2

zodipic, inu, 1, 0.5, inclination=60,positionangle=-10, ring=1, blob=1, /nofan

Dynamical Modeling

not part of ZODIPIC

Vegaarcsec

arcsec

IRAM Plateau de Bure 1.3 mm