isochrone
(line of equal ages on an HRD)
An isochrone on a diagram or map is a line
indicating a particular age,
in the manner that a contour line on a map indicates an indicate altitude.
The term is used for such lines on an H-R diagram,
indicating stellar age (a stellar isochrone).
(stars,stellar evolution,age,H-R diagram)
Further reading:
https://en.wikipedia.org/wiki/Stellar_isochrone
https://www.oxfordreference.com/display/10.1093/oi/authority.20111010120611391
https://dictionary.obspm.fr/index.php?formSearchTextfield=isochrone&showAll=1
Referenced by pages:
BaSTI
Dartmouth Stellar Evolution Database (DSED)
H-R diagram (HRD)
isochronal fitting
Index