YZVAR

This page contains the database related to the papers

Scaled solar tracks and isochrones in a large region of the Z-Y plane. I. From the ZAMS to the TP-AGB end for 0.15-2.5 Msun stars, Bertelli, G., Girardi, L., Marigo, P., Nasi, E., 2008, Astronomy and Astrophysics, 484, 815.

Scaled solar tracks and isochrones in a large region of the Z-Y plane. II. From 2.5 to 20 Mȯ stars, Bertelli, G., Nasi, E., Girardi, L., & Marigo, P. 2009, Astronomy and Astrophysics, 508, 355.

New isochrones can be ordered via the YZVAR interactive web service.

Evolutionary tracks (in tar gzipped files):
New! The tar files were replaced in Mar 1, 2010, so as to include the more massive stars.
Z Y
0.23 0.26 0.30 0.34 0.40 0.46
0.0001 tr_z0001y23.tgz tr_z0001y26.tgz tr_z0001y30.tgz tr_z0001y40.tgz
0.0004 tr_z0004y23.tgz tr_z0004y26.tgz tr_z0004y30.tgz tr_z0004y40.tgz
0.001 tr_z001y23.tgz tr_z001y26.tgz tr_z001y30.tgz tr_z001y40.tgz
0.002 tr_z002y23.tgz tr_z002y26.tgz tr_z002y30.tgz tr_z002y40.tgz
0.004 tr_z004y23.tgz tr_z004y26.tgz tr_z004y30.tgz tr_z004y40.tgz
0.008 tr_z008y23.tgz tr_z008y26.tgz tr_z008y30.tgz tr_z008y34.tgz tr_z008y40.tgz
0.017 tr_z017y23.tgz tr_z017y26.tgz tr_z017y30.tgz tr_z017y34.tgz tr_z017y40.tgz
0.040 tr_z040y26.tgz tr_z040y30.tgz tr_z040y34.tgz tr_z040y40.tgz tr_z040y46.tgz
0.070 tr_z070y30.tgz tr_z070y34.tgz tr_z070y40.tgz tr_z070y46.tgz

Isochrones in the Johnson-Cousins UBVRIJHK system:
Z Y
0.23 0.26 0.30 0.34 0.40 0.46
0.0001 z0001y23 z0001y26 z0001y30 z0001y40
0.0004 z0004y23 z0004y26 z0004y30 z0004y40
0.001 z001y23 z001y26 z001y30 z001y40
0.002 z002y23 z002y26 z002y30 z002y40
0.004 z004y23 z004y26 z004y30 z004y40
0.008 z008y23 z008y26 z008y30 z008y34 z008y40
0.017 z017y23 z017y26 z017y30 z017y34 z017y40
0.040 z040y26 z040y30 z040y34 z040y40 z040y46
0.070 z070y30 z070y34 z070y40 z070y46