GJ 436

M3
P = 45 days age = 6 Gyr
HZ = 0.16 - 0.31 AU
z = -0.32

Spectra:

  • 1150 - 3100 A
  • COS coadd


    Plots:

  • Full Spectrum and Quiet Sun Comparison
  • Lyman Alpha Reconstruction
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    Planetary System:

  • GJ 436b - M = .0737 ± .0052 Mjup , a = 0.02887 ± .00095 AU

  • Additional low mass planets may also be present.