
HD 109271 - System
Simulates HD 109271, a Sun-like G-type star of 1.05 solar masses, and HD 109271 b, a 0.05-Jupiter-mass companion, with an orbital period of 7.9 days, at 0.079 AU from its star, on an eccentric orbit (e ≈ 0.25).
Exoplanets
Two-planet systems where mutual perturbations can pump eccentricities, lock mean-motion resonances, or destabilize close pairs. Compare compact Kepler pairs with widely spaced radial-velocity giants.

Simulates HD 109271, a Sun-like G-type star of 1.05 solar masses, and HD 109271 b, a 0.05-Jupiter-mass companion, with an orbital period of 7.9 days, at 0.079 AU from its star, on an eccentric orbit (e ≈ 0.25).

Simulates HD 110113, a Sun-like G-type star of 1.00 solar masses, and HD 110113 b, a 4.5-Earth-mass planet, with an orbital period of 2.5 days, at 0.035 AU from its star, and an equilibrium temperature near 1,371 K.

Simulates HD 111232, a Sun-like G-type star of 0.96 solar masses, and HD 111232 b, a 7.96-Jupiter-mass companion, with an orbital period of 3.20 years, at 2.148 AU from its star, on an eccentric orbit (e ≈ 0.21).

Simulates HD 113337, a Sun-like F-type star of 1.41 solar masses, and HD 113337 b, a 3.26-Jupiter-mass companion, with an orbital period of 318 days, at 1.022 AU from its star, on an eccentric orbit (e ≈ 0.28).

Simulates HD 113538, an orange K-type dwarf of 0.58 solar masses, and HD 113538 b, a 0.36-Jupiter-mass companion, with an orbital period of 1.82 years, at 1.240 AU from its star, on an eccentric orbit (e ≈ 0.14).

Simulates HD 114386, an orange K-type dwarf of 0.80 solar masses, and HD 114386 c, a 0.37-Jupiter-mass companion, with an orbital period of 1.22 years, at 1.050 AU from its star, on an eccentric orbit (e ≈ 0.10).

Simulates HD 114783, an orange K-type dwarf of 0.85 solar masses, and HD 114783 b, a 1.10-Jupiter-mass companion, with an orbital period of 1.35 years, at 1.160 AU from its star, on an eccentric orbit (e ≈ 0.14).

Simulates HD 115404 A, an orange K-type dwarf of 0.83 solar masses, and HD 115404 A b, a 0.10-Jupiter-mass companion, with an orbital period of 10.5 days, at 0.088 AU from its star, on an eccentric orbit (e ≈ 0.23).

Simulates HD 118203, a Sun-like G-type star of 1.27 solar masses, and HD 118203 b, a 2.14-Jupiter-mass companion, with an orbital period of 6.1 days, at 0.071 AU from its star, and an equilibrium temperature near 1,361.

Simulates HD 11964, a Sun-like G-type star of 0.91 solar masses, and HD 11964 c, a 0.08-Jupiter-mass companion, with an orbital period of 37.9 days, at 0.229 AU from its star, on an eccentric orbit (e ≈ 0.30).

Simulates HD 12235, a Sun-like G-type star of 1.10 solar masses, and HD 12235 b, a 10.5-Earth-mass planet, with an orbital period of 4.4 days, at 0.054 AU from its star, on an eccentric orbit (e ≈ 0.38).

Simulates HD 12661, a Sun-like G-type star of 1.02 solar masses, and HD 12661 b, a 2.43-Jupiter-mass companion, with an orbital period of 263 days, at 0.840 AU from its star, on an eccentric orbit (e ≈ 0.38).

Simulates HD 128311, an orange K-type dwarf of 0.83 solar masses, and HD 128311 b, a 1.77-Jupiter-mass companion, with an orbital period of 1.24 years, at 1.084 AU from its star, on an eccentric orbit (e ≈ 0.30).

Simulates HD 133131 A, a Sun-like G-type star of 0.95 solar masses, and HD 133131 A b, a 1.42-Jupiter-mass companion, with an orbital period of 1.78 years, at 1.440 AU from its star, on an eccentric orbit (e ≈ 0.33).

Simulates HD 134060, a Sun-like G-type star of 1.09 solar masses, and HD 134060 b, a 10.1-Earth-mass planet, with an orbital period of 3.3 days, at 0.044 AU from its star, on an eccentric orbit (e ≈ 0.45).

Simulates HD 134987, a Sun-like G-type star of 1.10 solar masses, and HD 134987 b, a 1.61-Jupiter-mass companion, with an orbital period of 258 days, at 0.810 AU from its star, on an eccentric orbit (e ≈ 0.23).

Simulates HD 137496, a Sun-like G-type star of 1.04 solar masses, and HD 137496 b, a 4.0-Earth-mass planet, with an orbital period of 1.6 days, at 0.027 AU from its star, and an equilibrium temperature near 2,130 K.

Simulates HD 13808, an orange K-type dwarf of 0.77 solar masses, and HD 13808 b, a 11.2-Earth-mass planet, with an orbital period of 14.2 days, at 0.105 AU from its star, on an eccentric orbit (e ≈ 0.07).