All Questions
Tagged with age hr-diagram
3
questions
6
votes
3
answers
350
views
Is there a stellar database that indicates how long ago stars in our Galaxy formed?
There are several ways of determining the age of a star: its position in the HR diagram, the presence of a protoplanetary disk, it belonging to a cluster...
When did the stars in our Galaxy form? Do ...
0
votes
1
answer
3k
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Redshift to calculate age of stars
In multiple articles I have seen the age of a star, within the milky way, referred to as its redshift (typically denoted by $z$). I know that $z$ can be calculated as $z=\frac{\lambda_{obsv} - \...
1
vote
1
answer
500
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Description of Henyey tracks on wikipedia incorrect?
So, if you search for Henyey tracks on wikipedia (I know, the shame of it!) you will come across this statement:
The Henyey track is characterized by a slow collapse in near hydrostatic ...