dust.param                          ! Dust parameter file
20.                                 ! thickness ratio, first:last shell
3.0856E18                           ! scale factor (in cm) = 1 pc
0.02  22.5                          ! rmin, rmax in pc
200                                 ! number of shells
2.2E3   5.5E4    1.25    -2.0       ! density law  n0 n1 r1 alpha
0.     40.0    1.    -0.5  11.5     ! dust temperature law
1.00E23 11.5                        ! foreground column den, temp
8500                                ! distance in pc to SgrB2
1300.    4.1    20.                 ! OVRO; LGCS 1993
1300.    12.    51.                 ! IRAM; Martin-Pintado 1990
1300.    31.    88.                 ! CSO; LCK 1991
1300     60.    179.                ! JCMT; GLHL 1990
1100     19.    103.
1100     30.    123.
1100     60.    225.
450.     16.   1070.
450.     30.   1646.
450.     60.   4323.
350.     30.   3173.
350.     60.   8370.
100.     30.   6700.                ! KAO; GLLH 1992
50.      10.   1500.
