1 ****************************************************************************************** * * * BESANCON MODEL OF STELLAR POPULATION SYNTHESIS 2003-12 * * ****************************************************************************************** (l = 30.0; b = 0.0) Distance 0.0 a 50.0 kpc; Solid angle 0.020 square degree Adaptive step in distance (20,30,50) SELECTIONS : Absolute magnitude: -7.00 - 20.00 Apparent magnitudes Band V :-99.00- 99.00 Band B :-99.00- 99.00 Band U :-99.00- 99.00 Band R :-99.00- 99.00 Band I :-99.00- 99.00 Band J :-99.00- 99.00 Band H :-99.00- 99.00 Band K :-10.00- 19.00 Band L :-99.00- 99.00 Band 12 :-99.00- 99.00 Band 15 :-99.00- 99.00 Selection in age: from .00E9Gyr to Bulge Spectral types: O0.0 - D5.0 Luminosity class : 1 - 7 logTeff: 3.00 - 6.00 Log g: -3.00- 8.00 Colour : B-V -99.00 - 99.00 Step 10.00 U-B -99.00 - 99.00 Step 10.00 V-I -99.00 - 99.00 Step 10.00 V-K -99.00 - 99.00 Step 10.00 Proper motions mu(a)*cos(d), mu(d) ICRS in "/cen, range [ 0.0000- 1000.0000[. Errors as a fct of magnitude: 0.0000+ 0.0000*mag + 0.0000*mag^2) Heliocentric Radial velocities: range [-500.0- 500.0[ Errors as a fct of magnitude 0.0000+ 0.0000*mag + 0.0000*mag^2) Computation mode : Poisson drawings (ran1) for N <= 6 Photometric error laws: K : 0.000000E+00+mag*0.000000E+00+mag^2*0.000000E+00 B : 0.000000E+00+mag*0.000000E+00+mag^2*0.000000E+00 U : 0.000000E+00+mag*0.000000E+00+mag^2*0.000000E+00 V : 0.000000E+00+mag*0.000000E+00+mag^2*0.000000E+00 I : 0.000000E+00+mag*0.000000E+00+mag^2*0.000000E+00 System: Johnson-Cousins-IRAS VBURIJHKL+12+25 0.323 0.257 0.300 0.412 0.718 0.824 0.892 0.949 0.972 0.986 Creation of a catalogue of simulated stars Evolution model parameters Nb of tracks : 881 (with masses) Low masses from Vandenberg Masses >1Msun Schaller et al. Type of disc luminosity function: Hipparcos Integration time (Gyr): 10.000 SFR : SFR consta , nu : 0.400 June08 IMF : slope x 0.6 (<0.20Msun) 0.6(<0.60Msun) 0.6 (<1Msun), 2 (>1Msu Bolometric corrections : Flower Grid : mag(sup, inf)=(-11.000 , 17.00 ) 10.000 LogTeff(sup, inf)=( 3.400 , 5.50 )100.000 WD disc Wood 10Gyr Bergeron colors Pop 2 bv923m3.lf hb3m3.lf Age= 11.0Gyr x=-0.5 WD IMF Salpeter 12Gyr Pop 3 bv923m4.lf hb3m4.lf Age= 14.0Gyr x=-0.5 WD IMF2 14Gyr halo DA # Bulbe : BC95, IMF x= 1.35 Y=0.28 Z=0.02 Age 10.0 Gyr Simulation of the stellar content of the Galaxy DENSITY LAWS (distances in pc, densities in M0/PC3) Disc density law: Einasto; bulge Dwek G2; with warp and flare Distance Sun - Galactic Center : 8500.00 Disc outer truncation :14000.00 Sun position z_0 :15.00 Warp: starting position 8400.00 pc, angle 1.57080 radians, slope 0.18000 Flare: slope 0.5450E-06 starting position 9500.00 pc Disc scale length: Young disc: 5000.0 3000.0; Old disc: 2530.0 1320.0 Disc excentricities : 0.0140 0.0268 0.0375 0.0551 0.0696 0.0785 0.0791 Thick disc: Modified exponential 800.00 2500.00 400.00 density correction 1.000 White dwarfs: 0.50609E-03/pc3 Spheroid: excentricity: 0.7600 exponent: 2.440 density correction 1.000 Halo white dwarfs: 0.28286E-03/pc3 Interstellar matter: Einasto law: excentricity and scale lengths in pc 0.0140 7222.0 5777.0 Disc mass density as a fct of age in M/pc3 :.003999 .007902 .006224 .004020 .005814 .004928 .006590 Stellar densities in */pc3 for Mv<8 (disc, Th.Disc, Spheroid) :.154E-01 .103E-02 .794E-05 . White dwarfs:.660E-02 .506E-03 .283E-03 Interstellar matter ( M/pc3) :.0210 KINEMATICS : Disc velocity dispersions: U : 16.7 19.8 27.2 30.2 36.7 43.1 43.1 V : 10.8 12.8 17.6 19.5 23.7 27.8 27.8 W : 6.0 8.0 10.0 13.2 15.8 17.4 17.5 Thick disc, spheroid and bulge U : 67.0 131.0 113.0 V : 51.0 106.0 115.0 W : 42.0 85.0 100.0 Solar velocities U,V,W : 10.3 6.3 5.9 Rotation velocities: thick disc: 176.0 spheroid: 0.0 bulge: 150.0 LSR : 226.4 Radial velocity gradients on U (disc), U (bulge) W (in km/s/pc): -0.20E-03 0.00E+00 0.00E+00 Spheroid ellipsoid pointing towards z axis bulge Dwek G2; 1.590/ 0.424/ 0.42(kpc) alpha (deg) 78.90 gamma 91.27 beta 3.50 Normalisation 0.2544E+11 x 1.0000 Cutoff 2.54kpc METALLICITIES .15E9 1. E9 2. E9 3. E9 5. E9 7. E9 10.E9 Th.D. Spher Bulge [FE/H] 0.01 0.03 0.03 0.01 -0.07 -0.14 -0.37 -0.78 -1.78 0.00 Dispersion 0.12 0.12 0.10 0.11 0.18 0.17 0.20 0.30 0.50 0.40 Gradient - -0.07 -0.07 -0.07 -0.07 -0.07 -0.07 -0.07 0.00 0.00 0.00 Gradient | 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Absorption at s.n. : 0.70 mag./kpc 0 clouds Dist Mv CL Typ LTef logg Age Mass B-V U-B V-I V-K K mux muy Vr UU VV WW [Fe/H] l b Av Mbol 0.111 9.70 5 7.15 3.570 4.78 2 0.52 1.428 1.226 1.927 3.907 11.022 0.298 -4.765 -19.69 -6.27 -28.53 -12.83 0.16 30.00000 0.00000 0.070 8.203 0.131 13.80 5 7.65 3.492 5.05 3 0.17 1.765 1.458 3.027 5.382 14.171 -0.522 -4.318 7.45 19.10 -18.18 -9.34 -0.20 30.00000 0.00000 0.084 12.048 0.151 15.00 5 7.71 3.469 5.13 2 0.12 1.837 1.615 3.409 6.235 14.736 2.649 2.617 -31.71 -40.09 6.02 -8.30 0.08 30.00000 0.00000 0.098 13.185 0.191 9.60 5 7.15 3.572 4.78 5 0.54 1.488 1.244 1.922 4.031 12.155 0.114 0.251 30.52 25.19 17.41 0.12 -0.09 30.00000 0.00000 0.126 8.103 0.290 15.10 5 7.74 3.467 5.12 6 0.12 1.940 1.696 3.491 6.138 16.554 0.798 -0.841 -4.94 -1.64 -7.05 -15.06 -0.10 30.00000 0.00000 0.198 13.253 27.850 1.20 3 5.79 3.679 2.53 8 0.93 5.411 4.149 6.571 14.498 17.579 -0.075 -0.077 51.53 112.61 -91.99 41.40 -0.64 30.00000 0.00000 13.651 0.862 Dist Mv CL Typ LTef logg Age Mass B-V U-B V-I V-K K mux muy Vr UU VV WW [Fe/H] l b Av Mbol Star density before selection 2481586.567 after theorical selection 2481586.282 Nb of stars generated 2482508 Stars ejected by selection in mag : 2360904.0 in color : 0.0 in mu : 0.0 in Vrad : 0.0 total : 2360904.0 released stars: 121604 TOTAL NUMBER OF STARS : 6