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(NAS Colloquium) The Age of the Universe, Dark Matter, and Structure Formation (1998) / Chapter Skim
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Globular cluster ages
Pages 13-17

The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
Select key terms on the right to highlight them within pages of the chapter.


From page 13...
... <~ryus~fullechniqucto d~t~rmin~dist~cesto ~Cind~pcndellilyoftI~s~bd~a~ffitti~rl<~l~ld RR-~l.yr~el:cch~iqlles.~ll i6 ~sovCrypow~r~ltodc10rminerel~t~es~esofOCs>ithl~tle c....L,.... 1~ tbe nex1 seclions 1 Jescribe th~ 1radiD0n~ ~ocbror~ (hin~ m~{hod ~nd fhe ~B mo~holo~y and LF methods.1 ~nisb ~itb ~ discussion ~nthe ~ncedai~lics ofth~ di~}rcnt metbodsandlhe mostlikely v~Iue ~r ~ ~ge ofth~ old~st ^....
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From page 14...
... ~ ~ their Ads a variation in IBM total mass at tbc fla
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From page 15...
... .Thelb1rd bin.tb~tistbo main consir~1~1 for the a~e, contains tbesub~giantbrancb,bec~usethisislb~ pert of the LF 1b~tis most sens>~cto ~ge. Tbe fourth bin ~justn~xt 10 1hetb~d onc end tvpi ~\ wiDinclude the upper pert of , .
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From page 16...
... Add col~r-73~ {ransform~lion Because tbe LF method ~ based an coundn~ ~ ~ severe bins it is i~ldel~e~lldent or ~111ng ~0 morpb~-~l~o~fca~1 :~at-ures fin be observed COD of the OC {beware the LF Hotbed superb technique to determine revalue ares of ~Es. The main collusions of this pear arc: 1.
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Key Terms

  • mass loss
  • helium core
  • core flash
  • core mass
  • total mass

  • delayed helium
  • methods described
  • method exploits
  • stellar tracks
  • main sequence

  • contour plots
  • observational bin
  • distance determination
  • superb technique
  • counts due

  • zero mass
  • core burning
  • contour plot
  • cluster distances
  • lf method

  • determine gc
  • color magnitude
  • fourth bin
  • magnitude diagram
  • lf methods

  • distance determinations
  • distance independent
  • ages using
  • robust age
  • hb stars


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